References
- 1. Kosak, A.I.: The composition of tobacco smoke; Experientia 10 (1954) 69–71.
- 2. Rodgman, A. and T.A. Perfetti: The chemical com-ponents of tobacco and tobacco smoke; CRC Press, Boca Raton, FL (2008).
- 3. Graham, E.A., E.L. Wynder, and A.B. Croninger: Cigarette smoking and cancer of the lung; Science 116 (1952) 521–522.
- 4. Wynder, E.L., E.A. Graham, and A.B. Croninger: Study on the experimental production of cancer with tobacco tar; Proc. Am. Assoc. Cancer Res. 1 (1953) 62–63.
- 5. Wynder, E.L., E.A. Graham, and A.B. Croninger: Experimental production of carcinoma with cigarette tar; Cancer Res. 13 (1953) 855–864.
- 6. Hoffmann, E., H.T. Schreus, and E. Zurhelle: Beo-bachtungen zur experimentellen Geschwulsterzeugung durch Teer verschiedener Herkunft und Paraffin [Observations on experimental tumour production by tars from different sources and paraffin]; Deut. Med. Wchnschr. 49 (1923) 633–634.
- 7. Helwig, F.C.: Influence of tobacco and other extracts on the epithelial cell; J. Kansas Med. Soc. 27 (1927) 37–40.
- 9. Helwig, F.C.: The growth-producing effects of extracts of tobacco on mice; J. Am. Med. Assoc. 91 (1928) 150–151.
- 10. Bogen, E. and R.N. Loomis: Tobacco tar: An experimental investigation of its alleged carcinogenic action; Am. J. Cancer 16 (1932) 1515–1521.
- 11. Cooper, E.A., F.W.M. Lamb, E. Sanders, and E.L. Hirst: The role of tobacco smoking in the production of cancer; J. Hyg. (London) 32 (1932) 293–300.
- 12. Campbell, J.A.: The effects of exhaust gases from internal combustion engines and of tobacco smoke upon mice, with special reference to incidence of tumours of the lung; Brit. J. Exptl. Pathol. 17 (1936) 146–158.
- 13. Campbell, J.A.: Carcinogenic agents present in the atmosphere and incidence of primary tumours in mice; Brit. J. Exp. Pathol. 20 (1939) 122–132.
- 14. Schürch, O. and A. Winterstein: Experimentelle Beiträge zur Frage Tabak und Krebs [Experimental contribution to the question of tobacco and cancer]; Z. Krebsforsch. 46 (1937) 414–419.
- 15. Taki, S.: The carcinogenic activity of substances isolated from tobacco tar; Osaka Daigaku Igaku Zassi 36 (1937) 483–484. Cited by Kinosita, R.: Studies on carcinogenic chemical substances; Trans. Soc. Path. Japan 27 (1937) 665–727.
- 16. Sugiura, K.: Observations on animals painted with tobacco tar; Am. J. Cancer 38 (1940) 41–49.
- 17. Flory, C.M.: The production of tumors by tobacco tars; Cancer Res. 1 (1941) 262–276.
- 18. Flory, C.M.: Accíon cancerigena del alquitran de tabaco [Carcinogenic action of tobacco tar]; Bol. Inst. Med. Exptl. Estud. Cáncer 19 (1942) 317–319.
- 19. Shubik, P.: Personal communication to E.L. Wynder, see Footnote, Table 1 in: Wynder, E.L., E.A. Graham, and A.B. Croninger: Experimental production of carcinoma with cigarette tar; Cancer Res. 13 (1953) 855–864.
- 20. Wacker, L. and A. Schmincke: Experimentelle Unter-suchungen zur kausalen Genese atypischer Epithel-wucherungen [Experimental investigation of the causal genesis of atypical epithelial proliferation]; Münch. Med. Wchnschr. 58 (1911) 1680–1682.
- 21. Yamagiwa, K.: Collected papers on artificial pro-duction of cancer; Maruzen Company Ltd., Tokyo, Japan (1965); Yamagiwa, K. and K. Ichikawa: Experi-mentelle Studie über die Pathogenese der Epithelien-geschwülste [Experimental study of the pathogenesis of epithelial tumors]; Tokyo Igakkai Zassi 15 (1915) 295–344; Experimental study of the pathogenesis of carcinomas; J. Cancer Res. 3 (1918) 1–29.
- 21. Yamagiwa, K. and K. Ichikawa: Experimental study of the pathogenesis of carcinomas; .J. Cancer Res. 3 (1918) 1–29, see Yamagiwa, K.: Collected papers on artificial production of cancer; Maruzen Company Ltd., Tokyo, Japan (1965).
- 22. Bradford, J.A., W.R. Harlan, and H.R. Hanmer: Nature of cigaret smoke: Technic of experimental smoking; Ind. Eng. Chem. 28 (1936) 836–839.
- 23. Wynder, E.L. and E.A. Graham: Tobacco smoking as a possible etiologic factor in bronchiogenic carcinoma: A study of 684 cases; J. Am. Med. Assoc. 143 (1950) 329–336.
- 24. Doll, R. and A.B. Hill: Smoking and carcinoma of the lung. Preliminary report; Brit. Med. J. 1950 (ii) 739–748.
- 25. Levin, M.L., H. Goldstein, and P.R. Gerhardt: Cancer and tobacco smoking: A preliminary report; J. Am. Med. Assoc. 143 (1950) 336–338.
- 26. Mills, C.A. and M.M. Porter: Tobacco smoking habits and cancer of the mouth and respiratory system; Cancer Res. 10 (1950) 539–542.
- 27. Schrek, R., L.A. Baker, G.P. Ballard, and S. Dolgoff: Tobacco smoking as an etiologic factor in disease; Cancer Res. 10 (1950) 49–58.
- 28. Doll, R. and A.B. Hill: A study of the aetiology of carcinoma of the lung; Brit. Med. J. 1952(ii) 1271–1286.
- 29. McConnell, B.B., K.C.T. Gordon, and T. Jones: Occupational and personal factors in the etiology of cancer of the lung; Lancet 1952(ii) 651–656.
- 30. Koulumies, M.: Smoking and pulmonary carcinoma; Acta Radiol. 39 (1953) 255–260.
- 31. Lickint, F.: Ätiologie und Prophylaxe des Lungen-krebses. 2. Statistische Voraussetzungen zur Klärung der Tabakrauchätiologie des Lungenkrebses [Etiology and prophylaxis of lung cancer. 2. Statistical assumptions for clarification of the tobacco smoke etiology of lung cancer]; Steinkopf (1953).
- 32. Sadowsky, D.A., A.G. Gilliam, and J. Cornfield: The statistical association between smoking and carcinoma of the lung; J. Natl. Cancer Inst. 13 (1953) 1237–1258.
- 33. Adler, I.: Primary malignant growths of the lungs and bronchi; Longmans, Green and Co., New York, NY (1912).
- 34. Tylecote, F.E.: Cancer of the lung; Lancet 1927 (ii) 256–257.
- 35. Lickint, F.: Der Bronchialkrebs der Raucher [Bron-chial cancer of the smoker]; Münch. Med. Wchnschr. 82 (1935) 1232–1234.
- 36. Arkin, A. and D.H. Wagner: Primary carcinoma of the lung; J. Am. Med. Assoc. 106 (1936) 587–591.
- 37. Kennaway, N.M. and E.L. Kennaway: A study of the incidence of cancer of the lung and larynx; J. Hyg. 36 (1936)236–267.
- 38. Kennaway, E.L. and N.M. Kennaway: A further study of the incidence of cancer of the lung and larynx; Brit. J. Cancer 1 (1947) 260–298.
- 39. Roffo, A.H.: Der Tabak als krebserzeugendes Agens [Tobacco as a cancer-inducing agent]; Deut. Med. Wchnschr. 63 (1937) 1267–1271.
- 40. Müller, P.H.: Tabakmissbrauch und Lungencarcinom [Tobacco misuse and lung carcinoma]; Z. Krebsforsch. 49 (1939) 57–85.
- 41. Ochsner, A. and M. DeBakey: Surgical considerations of primary carcinoma of the lung; Surgery 8 (1940) 922–1023.
- 42. Ochsner, A. and M. DeBakey: Carcinoma of the lung; Arch. Surg. 42 (1941) 209–258.
- 43. Schairer, E. and E. Schöninger: Lungenkrebs und Tabakverbrauch [Lung cancer and tobacco con-sumption]; Z. Krebsforsch. 54 (1943) 261–269.
- 44. USPHS: Smoking and health: Report of the Advisory Committee to the Surgeon General of the Public Health Service; PHS Publ. No. 1103 (1964).
- 45. USPHS: Smoking and health. A report of the Surgeon General; DHEW Publ. No. (PHS) 79-50066 (1979).
- 46. USPHS: The health consequences of smoking. Cancer. A report of the Surgeon General; DHHS Publ. No. (PHS) 82-50179 (1982) 183–235.
- 47. Ochsner, A.: Primary pulmonary malignancy. Treat-ment by total pneumonectomy. Analysis of seventy-nine collected cases and presentation of seven personal cases; Surg. Gynecol. Obstr. 68 (1939) 435–451.
- 48. Ochsner, A.: Smoking and cancer: A doctor's report; J. Messner, New York, NY (1954).
- 49. Ochsner, A., M. DeBakey, and I.M. Richman: Bron-chogenic carcinoma; Southern Surg. 14 (1948) 595–604.
- 50. Bradford, J.K., A. Ochsner, J. Blalock, and H.B. Hatch: Bronchial carcinoma: A problem in management; Ochsner Clin. Rept. 3(1) (1957) 1–16.
- 51. Ochsner, A., M. DeBakey, and J.L. Dixon: Primary pulmonary malignancy treated by resection. An ana-lysis of 129 cases of carcinoma of the lung; Ann. Surg. 12 (1947) 522–539.
- 52. Ochsner, A., M. DeBakey, and J.L. Dixon: Primary carcinoma of the lung; J. Am. Med. Assoc. 135 (1947) 321–327.
- 53. Wenusch, A. and R. Schöller: Beiträge zur Kenntnis der Zusammensetzung des Zigarrenrauches [Contri-bution to the knowledge of the composition of cigar smoke]; Fachl. Mitt. Österr. Tabakregie 1933(2) 15–19.
- 54. Wenusch, A. and R. Schöller: Myosmin und Sokratin [Myosmine and socratine]; Fachl. Mitt. Österr. Tabak-regie 1934(1) 5–9.
- 55. Wenusch, A. and R. Schöller: Über den Nachweis von Nebenalkaloiden im Tabak und Tabakrauch. Teil I [The detection of minor alkaloids in tobacco and tobacco smoke. Part I]; Fachl. Mitt. Österr. Tabakregie 1935(1) 11.
- 56. Wenusch, A. and R. Schöller: Über den Nachweis von Nebenalkaloiden im Tabak und Tabakrauch. Teil II [The detection of minor alkaloids in tobacco and tobacco smoke. Part II]; Fachl. Mitt. Österr. Tabak-regie 1935(3) 2–7
- 57. Wenusch, A. and R. Schöller: Über das Schicksal des Nikotins beim Rauchen. Abbauprodukte des Nikotins [The fate of nicotine during smoking. Degradation products of nicotine]; Fachl. Mitt. Österr. Tabakregie 1936(1) 3–7.
- 58. Kuffner, F., K. Schick, and H. Bühn: Über die Sokratine, des Obelins, und andere Nebenalkaloide des Zigarettenrauches [About sokratine, obelin, and other secondary alkaloids in cigarette smoke]; Monatsh. Chem. 87 (1956) 749–762; Kuffner, F.: Über Alka-loide des Tabakrauch und die Konstitution des Nico-tellins [About the alkaloids in tobacco smoke and the constitution of nicotellin]; 14th Internat. Cong. Pure & Appl. Chem., Zurich Switzerland (1955); Fachl. Mitt. Österr. Tabakregie 1956(1) 18–19.
- 59. Johnstone, R.A.W. and J.R. Plimmer: The chemical constituents of tobacco and tobacco smoke; Chem. Rev. 59 (1959) 885–936.
- 60. Vinzant, J.P.: Insecticidal residues and their effects on the smoking quality of cigar and cigarette tobaccos; 5th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 5, Paper No. 4, 1951.
- 61. Cogbill, E.C. and M.E. Hobbs: The transfer of metallic constituents to the main-stream smoke; Tob. Sci. 1 (1957) 68–73.
- 62. Guthrie, F.E., C.B. McCants, and H.G. Small: Arsenic content of commercial tobacco, 1917–1958; Tob. Sci. 3 (1959) 62–64.
- 63. Larson, P.S., H.B. Haag, and H. Silvette: Tobacco: Experimental and clinical studies, Williams and Wilkins Company, Baltimore, MD, 1961.
- 64. Brasch, W. and C. Neuberg: Biochemische Umwand-lung der Glutaminsäure in n-Buttersäure [Biochemical conversion of glutamic acid into butyric acid]; Biochem. Z. 13 (1908) 299–304. Cited by A. Wenusch in: Der Tabak. Seine Entstehung, Beschaffenheit und Zusammensetzung [Tobacco. Its quality, formation and composition], Arthur Geist, Bremen, Germany, 1939.
- 65. Brasch, W.: The bacterial degradation of the primary scission products of proteins; Biochem. Z. 18 (1909) 380–390. Cited by A. Wenusch in: Der Tabak. Seine Entstehung, Beschaffenheit und Zusammensetzung [Tobacco. Its quality, formation and composition], Arthur Geist, Bremen, Germany, 1939.
- 66. Neuberg, C. and J. Burkard: Über neue stickstofffreie Bestandteile des Tabakrauches [Some new nitrogen-free components of tobacco smoke]; Biochem. Z. 243 (1931) 472–484, see Chem. Abstr. 26 (1932) 2012.
- 67. Pfyl, B.: Zur Bestimmung des Nikotins im Tabak-rauch. II [On the determination of nicotine in tobacco smoke. II]; Z. Untersuch. Lebensm. 66 (1933) 501–510.
- 69. Neuberg, C. and M. Kobel: Living processes in fresh and dry tobacco leaves before and during fermentation; Biochem. Z. 179 (1926) 459–490.
- 70. Dixon, F.A. F.R. Darkis, F.A. Wolf, J.A. Hall, E.P. Jones, and P.M. Gross: Flue-cured tobacco: Natural aging of flue-cured cigarette tobaccos; Ind. Eng. Chem. 28 (1936) 180–189.
- 71. Roffo, A.H.: Unidad cancerígena de los alquitranes de diversos tipos de tabacos [Uniform carcinogenicity of the tars from different tobacco types]; Bol. Inst. Med. Exptl. Estud. Cáncer 15 (1939) 349–406, see Chem. Abstr. 33 (1939) 59068.
- 72. Roffo, A.H.: Unidad cancerígena de los alquitranes de diversos tipos de tabacos [Uniform carcinogenicity of the tars from different tobacco types]; Prensa Méd. Argent. 26 (1939) 721–737, see Chem. Abstr. 34 (1940) 71204.
- 73. Roffo, A.H.: Krebserzeugende Einheit der verschiedener Tabakteere [Uniformity of cancer-causing properties of different tobacco tars]; Deut. Med. Wchnschr. 65 (1939) 963–967, see Chem. Abstr. 33 (1939) 94197.
- 74. Roffo, A.H.: Le goudron de tabac cancérigène. Unité cancérigène des goudrons de diverse typos de tabac [Carcinogenic tar from tobacco. Uniform carcino-genicity of tars from different tobacco types]; Acta Unio Internat. Contra Cancrum 4 (1939) 755–763.
- 75. Zeise, W.C.: Untersuchungen der bei der trockenen Destillation von Tabak entstehenden Produkte und der chemischen Verbindungen des Tabakrauches [Investi-gation of the products of dry distillation of tobacco and the chemical constituents of tobacco smoke]; Ann. Chem. Pharm. 47 (1843) 212–225.
- 76. Vohl, H. and H. Eulenberg: The physiological action of tobacco used as a narcotic, with special reference to the constituents of tobacco smoke; Arch. Pharm. 147 (1871) 130–167, see abstr. in J. Chem. Soc. (1871) 1075–1078.
- 77. Vohl, H. and H. Eulenberg: The toxicological nature of tobacco with particular reference to the chemical composition of smoke; Viertel. Gerich. Offent. Med. 14 (1871) 249–290; abstr. in J. Chem. Soc. (1871) 1075–1078.
- 78. Abeles, M. and L. Paschkis: Beiträge zur Kenntnis des Tabakrauches [Contribution to the knowledge of tobacco smoke]; Arch. Hyg. 14 (1892) 209–215.
- 79. Gabelya, Y.O. and G.I. Kipriyanov: The dry distillation of tobacco; Ukrainskii Khem. Zhur. 4 (1929) 45–63, see Chem. Abstr. 24 (1930) 916.
- 80. Bradford, J.A., E.S. Harlow, W.R. Harlan, and H.R. Hanmer: Nature of cigaret smoke: Volatile bases and acids; Ind. Eng. Chem. 29 (1937) 45–50.
- 81. Peterson, L.A.: Evaluation of the constituents of tobacco smoke; Report of Proceedings of the Research Conference on the Chemistry of Tobacco, Pennsylvania (1950) 9–10.
- 82. Garner, W.W.: The production of tobacco; Revised 1st Ed., The Blakiston Co., New York, NY (1951) pp. 1–520.
- 83. James, A.T. and A.J.P. Martin: Gas-liquid partition chromatography: The separation and micro-estimation of volatile fatty acids from formic acid to dodecanoic acid; J. Biochem. 50 (1952) 679–690.
- 84. Takayama, J.: On Japanese tea and tobacco; Chem. News 50 (1884) 299–301.
- 84. Garner, W.W.: Relation of nicotine to quality of tobacco; Bureau of Plant Industry, Bulletin 141 (1909).
- 85. Shmuk, A.A.: An investigation of the tars and aromatic substances of tobacco; Institute of Experimental Tobacco Growing, No. 20 (1924) 5.
- 86. Balabucha-Popzova, B.: Pectin substances of tobacco; U.S.S.R. State Inst. Tobacco Invest. Bull. 59 (1929) 1–25, see Chem. Abstr. 24 (1930) 4581.
- 87. Shmuk, A.A.: Investigations of the tobacco acids (First Report); U.S.S.R. State Inst. Tobacco Invest. Bull. 50 (1929) 1–10, see Chem. Abstr. 23 (1929) 4771.
- 88. Yamafuji, K.: The chemical constituents of tobacco leaves. I. Organic bases and acids; J. Agr. Chem. Soc. Japan 7 (1931) 121–123, see Chem. Abstr. 25 (1931) 3377.
- 89. Koenig, P.: Chemische und physikalische Unterschiede schwerer und leichter Tabake [Chemical and physical differences between strong and mild tobaccos]; Z. Untersuch. Lebensm. 70 (1935) 26–33.
- 90. Sabetay, S., L. Trabaud, and H.F. Emmanuel: Con-stituents of the concrete oil of tobacco leaves (Nico-tiana tabacum); Compt. Rend. 213 (1941) 321–323; Chim. Ind. (Paris) 46 (1941) 429, see Chem. Abstr. 37 (1943) 1831.
- 91. Wenusch, A. and R. Schöller: Über die Menge wasserdampfflüchtiger Säuren und Basen der festflüssigen Bestandteile des Tabakrauches [Amount of steam-volatile acids and bases in the nonvolatile constituents of tobacco smoke]; Z. Untersuch. Lebensm. 74 (1937) 408–411.
- 92. Haag, H.B.: Chemical and pharmacologic observations on nicotine and tobacco smoke; The Merck Report (October, 1940) pp. 25–29.
- 93. Shmuk, A.A. and N. Piatnicki: Acids of tobacco. II; J. Assoc. Off. Agr. Chem. 69 (1930) 19–26, see Chem. Abstr. 25 (1931) 3124.
- 94. Wada, E. and Y. Kobashi: Chemical constituents of tobacco. IV. Determination of organic acids in tobacco leaves and isolation of organic acids by paper chromatography; J. Agr. Chem. Soc. Japan 27 (1953) 561–564, see Chem. Abstr. 50 (1956) 17342e.
- 95. Venkatarao, C., M. Narasingarao, and A. Venkates-warulu: Fatty acid composition of tobacco seed oil; J. Indian Chem. Soc. 20 (1943) 374, 376.
- 96. Roberts, E.A.H. and D.J. Wood: The polyphenols and amino acids of tobacco leaf; Arch. Biochem. 33 (1951) 299–303.
- 97. Frankenburg, W.G. and A.M. Gottscho: Nitrogen compounds in fermented cigar leaves; Ind. Eng. Chem. 44 (1952) 301–305.
- 98. Pearse, H.L. and L. Novellie: South African tobacco. I. Preliminary identification of amino acids and other constituents; J. Sci. Food Agr. 4 (1953) 108–112, see Chem. Abstr. 47 (1953) 5638e.
- 99. Zacharius, R. and W.E. Frankenburg: Some observations on proteins and amino acids in cigar tobacco leaves; 7th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 7, Paper No. 8, 1953, p. 5.
- 100. Garner, W.W., G.W. Bacon, and C.L. Foubert: Research studies on the curing of leaf tobacco; Bulletin of the U.S. Department of Agriculture, No. 79 (1914).
- 101. Vickery, H.B. and G.W. Pucher: Chemical investi-gations of the tobacco plant. I. A preliminary study of the non-volatile organic acids of tobacco leaves; Conn. Agr. Exp. Station Bull. 323 (1931).
- 102. Pucher, G.W. and H.B. Vickery: The katabolism of the non-volatile organic acids of tobacco leaves during curing; Physiology 19 (1933) 623–626.
- 103. Drobkov, A.A.: The influence of the radioactive elements uranium, radium, thorium, and actinium on the yield of plants; Compt. Rend. Acad. Sci. U.S.S.R. 17 (1937) 229–232, see Chem. Abstr. 32 (1937) 2569.
- 104. Ross, J.H.: Infrared spectra for analysis of aldehyde and ketone 2,4-dinitrophenylhydrazones; Anal. Chem. 25 (1953) 1288–1303.
- 105. Shmuk, A.A. and M. Kolesnik: The reaction of tobacco smoke in connection with the quality of tobacco; Narkom. SSSR-Soyuztabak Gosudar. Inst. Tabak Bull. 80 (1931) 45–52.
- 106. Wenusch, A.: Die Alkaloide des Tabakrauches [The alkaloidal compounds of tobacco smoke]; in: Wenusch, A.: Der Tabak. Seine Entstehung, Beschaf-fenheit und Zusammensetzung [Tobacco. Its quality, formation, and composition], Arthur Geist, Bremen, Germany (1939) pp. 75–80.
- 107. Latimer, P.H.: Determination of alkaloids in tobacco smoke by paper chromatography; 7th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 7, Paper No. 4, 1953, p. 4.
- 108. Pictet, A. and A. Rotschy: Über neue Alkaloide des Tabaks [New alkaloids of tobacco]; Ber. Dtsch. Chem. Ges. 34 (1901) 696–704.
- 109. Pictet, A. and A. Rotschy: Sur trois nouveaux alca-loides du tabac [On three new alkaloids of tobacco]; Compt. Rend. 132 (1901) 971–972.
- 110. Pictet, A. and G. Court: Einige neue Pflanzenalkaloide [Some new vegetable alkaloids]; Ber. Dtsch. Chem. Ges. 40 (1908) 3771–3783, see Chem. Abstr. 2 (1908) 115–6.
- 111. Ehrenstein, M.: Zur Kenntnis der Tabakalkaloide [On the knowledge of the alkaloids of tobacco] Ber. Dtsch. Pharm. Ges. 269 (1931) 627–659, also see Chem. Zeit. 52 (1928) 755, Ber. Dtsch. Pharm. Ges. 268 (1930) 430.
- 112. Marion, L.: Les alcaloides du tabac [Tobacco alkaloids]; Rev. Trimest. Canada 24 (1938) 170–184.
- 113. Späth, E. and F. Kuffner: Die Tabakalkaloide [Tobacco alkaloids]; Forschr. Chem. Org. Naturstoffe 2 (1939) 248–300.
- 114. Jackson, K. E.: Alkaloids of tobacco; Chem. Rev. 29 (1941) 123–197.
- 115. Frankenburg, W. G.: Determination of alkaloids and alkaloid transformation products; 2nd Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 2, Paper No. 2, 1948.
- 116. Badgett, C. O., A. Eisner, and H. A. Whalens: Distribution of pyridine alkaloids in the system buffer-tert-amyl alcohol; J. Am. Chem. Soc. 74 (1952) 4096–4098.
- 117. Tso, T. C. and R. N. Jeffrey: Paper chromatography of alkaloids and their transformation products in Maryland tobacco; Arch. Biochem. Biophys. 43 (1953) 269–285, see Chem. Abstr. 47 (1953) 9430f.
- 118. Bailey, P. C.: The quantitative determination of some constituents of tobacco smoke; Master's Thesis, Duke University (1952) pp. 1–40.
- 119. Eisenmenger, W. S.: Toxicity of aluminum for plants; Mass. Agr. Exp. Sta. Ann. Rpt. Bul. 293 (1932) 11–12.
- 120. McMurtrey, J. E. and W. O. Robinson: Neglected soil constituents that affect plant and animal development; U. S. Dept. Agr. Yearbook (1938) 807–829.
- 121. Morgan, M. F. and O. E. Street: Malnutrition symptoms due to deficiencies or excesses of plant food sub-stances in tobacco; Connecticut Agr. Sta. Bull. 410 (1938) 393–406.
- 122. LeCompte, S. B.: Studies on black tobacco. III. Statistical analysis of a field crop; Conn. Sta. Bull. 448 (1944) 114–117.
- 123. Vogel, A.: Wassergehalt und ammonalkalische Verbrennungsprodukte des Tabaks [The water content and ammoniacal combustion products of tobacco]; Neues Repert. Pharm. 6 (1857), 1–3.
- 124. Vo g e l, A.: Ü ber a mmona lkali sch e Verbrennungsprodukte des Tabaks (Fortsetzung) [The ammoniacal combustion products of tobacco (continuation)]; Neues Repert. Pharm. 6 (1857) 153–156.
- 125. Vogel, A.: Über die ammonalkalische Verbrennungs-produkte und den Aschegehalt eniger Tabakarten [On the ammoniacal burning products and the ash content of certain tobacco types]; Dingler's Polytech. J. 148 (1858) 228–231.
- 126. Périgord, L.: La fumée du tabac [Tobacco smoke]; Thesis, Paris (1879) pp. 1–49.
- 127. LeBon, G.: La fumée du tabac [Tobacco smoke]; 2nd Edition, Paris, France, 1880.
- 128. Thoms, H.: Chemische Untersuchungen des Tabak-rauches [The chemical examination of tobacco smoke]; Chem. Ztg. 23 (1899) 852–854.
- 129. Thoms, H.: Über die Rauchprodukte des Tabaks [The smoke products of tobacco]; Ber. Deut. Pharm. Gesellschaft. 10 (1900) 19–31.
- 130. Pontag, J. J.: Investigation of Russian tobacco and cigarette smoke; Chem. Ztg. 26 (1902) 359.
- 131. Pontag, J. J.: Investigation of Russian smoking tobacco and cigarette smoke; Z. Untersuch. Nahrungs- und Genussmitt. Gebrauchsgegenstande 6 (1903) 673–691.
- 132. Biederbeck, J.: Neue Untersuchungen über die Ab-sorption von Nikotin und Ammoniak aus Luft-mischung und dem Zigaretterauch [New investigation of the absorption of nicotine and ammonia from an air mixture and from cigarette smoke]; Dissertation, Würzburg (1908) pp. 1–24.
- 133. Lee, W. E.: The action of tobacco smoke, with special reference to arterial pressure and degeneration; Quart. J. Exp. Physiol. 1 (1908) 335–358.
- 134. Lehmann, K. B.: Untersuchungen über das Tabak-rauchen [Investigations of tobacco smoke]; Münch. Med. Wchnschr. 55 (1908) 723–725.
- 135. Lehmann, K. B.: Chemische und toxikologische Studien über Tabak, Tabakrauch und das Tabak-rauchen [Chemical and toxicological studies on tobacco, tobacco smoke and tobacco smoking]; Arch. Hyg. 68 (1909) 319–420.
- 136. Toth, J. and J. Krampera: Data on the amount of ammonia, pyridine bases, and nicotine in tobacco smoke; Kiserletugyi Koslemenyek 13 (1910) 617–622.
- 137. Vaubel, W.: Der Ammoniakgehalt des Tabakrauches [The ammonia content of tobacco smoke]; Chem. Zeit. 35 (1911) 1331–1332.
- 138. Anonymous: The toxic factor in tobacco; Lancet 1912 (ii) 547–548.
- 139. Anonymous: The toxic factor in tobacco; Lancet 1912 107(ii) 944–947.
- 140. Shmuk, A. A.: Tobacco alkaloids; Works of the Scientific Research Institute for Special and Intensive Cultures at the Kuban Agricultural Institute, GIT (State Publishing House), Krasnodar, No. 44, 1928.
- 141. Bogen, E.: The composition of cigarets and cigaret smoke; J. Am. Med. Assoc. 93 (1929) 1110–1114.
- 142. Koperina, A. W.: Untersuchung der Stickstoffhältigen Verbindungen des Tabakrauches [Investigation of nitrogenous compounds in tobacco smoke]; Biochem. Z. 219 (1930) 258–276.
- 143. Gavrilov, N. J. and A. V. Koperina: Tabakchemie. IV. Analyse des Tabakrauches [Research on tobacco chemistry. IV. Analysis of tobacco smoke]; Biochem. Z. 231 (1931) 25–32.
- 144. Haley, D. E., C. O. Jensen, and O. Olson: A study of the ammonia content of cigar smoke; Plant Physiol. 6 (1931) 183–187.
- 145. Barta, L. and E. Toole: Über den Nikotin- und Ammoniakgehalt des Cigaretten-Tabakrauches [The nicotine and ammonia content of cigarette tobacco smoke]; Angew. Chem. 45 (1932) 43.
- 146. Barta, L. and E. Toole: Über den Nikotin- und Ammoniakgehalt des Cigaretten- Tabakrauches [The nicotine and ammonia content of cigarette tobacco smoke; Angew. Chem. 46 (1932) 671–673.
- 147. McNally, W. D.: The tar in cigarette smoke and its possible effects; Am. J. Cancer 16 (1932) 1502–1514.
- 148. Pfyl, B.: Zur Bestimmung des Nikotins im Tabak-rauch. III [On the determination of nicotine in tobacco smoke. III]; Z. Untersuch. Lebensm. 66 (1933) 510–524.
- 149. Barta, L.: Über die Bestimmung des Ammoniaks im Tabakrauch [The determination of ammonia in tobacco smoke]; Angew. Chem. 47 (1934) 215–216.
- 150. Bogen, E.: Irritant factors in tobacco smoke; Cal. West. Med. 45 (1936) 342–346.
- 151. Preiss, W.: Zur Kenntnis des Rauchens [Information on smoking]; Z. Untersuch. Lebensm. 72 (1936) 196–212.
- 152. Preiss, W.: Zur Bestimmung von Nikotin, Ammoniak, Pyridinbasen und Teer im Tabakrauch und über die Wirksamkeit einiger Entnikotinisierungsspritzen [The determination of nicotine, ammonia, pyridine bases and tar in tobacco smoke and the efficiency of several denicotinization systems]; Pharm. Zentralhalle 77 (1936) 437–458.
- 153. Müller-Thurgen, H.: Über das Verhalten von Stärke und Zucker in reifenden und trocknenden Tabaksblättern [Starch and sugar behavior in ripening and drying tobacco leaves]; Landwirtschaftliche Jahr-bücher 14 (1885) 485–512.
- 154. Behrens, T.: Weitere Beiträge zur Kenntnis der Tabakpflanze [Further contribution to the knowledge of the tobacco plant]; Landwirtschaftlichen Versuchs-Stationen 43 (1894) 271–301.
- 155. Smirnov, A. I. and V. P. Izvoshtshikov: Curing of yellow tobacco. II. The change in composition of nitrogenous groups of tobacco during the starving period; U. S. S. R. State Inst. for Tobacco Invest., Krasnodar, Bull. 71 (1930).
- 156. Preiss, W.: Bestimmung des Ammoniaks neben Pyridinbasen im Tabak und Tabakrauch [Deter-mination of ammonia in the presence of pyridine bases in tobacco and tobacco smoke; Z. Untersuch. Lebensm. 72 (1936) 189–196.
- 157. Fromm, F.: Die Bestimmung des Pyrrols im Tabak [Determination of pyrrole in tobacco]; Österr. Chemikerztg. 40 (1937) 434–437.
- 158. Gaertner, K.: Evaluation of tobacco on the basis of its chemical composition. II; Magyar Chem. Folyoirat 45 (1939) 19–30, see Chem. Abstr. 33 (1939) 7485.
- 159. Molinari, E.: Austria and the science of tobacco; Rev. Internat. Tab. 25 (1950) 195, see Chem. Abstr. 45 (1951) 3126g.
- 160. Hough, L., J. K. N. Jones, and E. L. Richards: The action of ammonia on glucose, maltose and lactose; J. Chem. Soc. (1952) 3854–3857.
- 161. Jensen, C. O.: Cigar tobaccos, chemical changes that occur during curing; Ind. Eng. Chem. 44 (1952) 306–309.
- 162. Dittmar, H.: Untersuchungen am Hauptrauch Irani-scher Tabakfabrikate. I [Study of the mainstream smoke of Iranian tobacco products. I]; Pharm. Zentralhalle 80 (1939) 67–71.
- 163. Dittmar, H.: Untersuchungen am Hauptrauch Iran-ischer Tabakfabrikate. II [Study of the mainstream smoke of Iranian tobacco products. II]; Pharm. Zentralhalle 80 (1939) 259–263.
- 164. Dittmar, H.: Untersuchungen am Hauptrauch Iran-ischer Tabakfabrikate. III [Study of the mainstream smoke of Iranian tobacco products. III]; Pharm. Zentralhalle 80 (1939) 457–462.
- 165. Shmuk, A. A.: The taste quality and chemical compo-sition of tobacco; Proceedings of the Academy of Sciences of the USSR, Biological Sciences Section, 1939, p. 955.
- 166. Pyriki, C.: Untersuchungen über den Rauch von Zigaretten [Investigation of the smoke from ciga-rettes]; Z. Untersuch. Lebensm. 88 (1948) 254–269, see Chem. Abstr. 42 (1948) 8425.
- 167. Larson, P. S.: Metabolism of nicotine and nature of tobacco smoke irritants; Ind. Eng. Chem. 44 (1952) 279–283.
- 168. Cuvelier, B. V. J.: Einfluss der Ammoniumsalze auf die Löslichkeit des Nikotins [Influence of ammonium salts on the solubility of nicotine]; Z. Anal. Chem. 105 (1936) 325–328.
- 169. Späth, E. and E. Zajic: Über neue Tabakalkaloide. VIII. Über Tabakbasen und Bemerkungen zur Kenntnis des Rhöadins, des L-Peganins und des Ammoresinols [On new tobacco alkaloids. VIII. On tobacco bases and observation on the presence of rhoeadin, L-peganin and ammoresinol]; Ber. Dtsch. Chem. Ges. 69 (1936) 2448–2452, see Chem. Abstr. 31 (1937) 1029.
- 170. Oosthuizen, J. D. and O. M. Shedd: Enzymes of the tobacco plant; J. Am. Chem. Soc. 35 (1913) 1289–1309, see Chem. Abstr. 7 (1913) 3608.
- 171. Matsusima, H.: Enzymes of fresh tobacco leaves; J. Taikoku Soc. Agr. Forestry 1 (1937) 271–280.
- 172. Ward, G. M.: Physiological studies with the tobacco plant; Can. Dept. Agr. Tech. Bull. 37 (1942).
- 173. Garner, W. W.: The production of tobacco; The Blakiston Company, Philadelphia, PA, 1946.
- 174. Nakai, T. and Y. Inaba: Fundamental studies of tobacco enzymes; J. Agr. Chem. Soc. Japan, 24 (1951) 105–110, see Chem. Abstr. 45 (1951) 6699.
- 175. Barrett, R. E., R. F. Robinson, and K. S. Chester: A study of the enzymes in cigarette tobacco; Battelle Memorial Institute (1953) 1–12.
- 176. Henry, T. A.: The plant alkaloids; 3rd Edition, J. A. Churchill Ltd., London, (1939) p. 42. 177. Wenusch, A. and R. Schöller: Über das Auftreten anderer Alkaloide neben dem Nikotin im Tabak [The occurrence of alkaloids other than nicotine in tobacco]; Pharm. Zentralhalle 77 (1936) 108.
- 178. Roffo, A. H.: Krebserzeugendes Benzpyren gewonnen aus Tabakteer [Cancer-causing benzpyrene obtained from tobacco tar]; Z. Krebsforsch. 49 (1939) 588–597, see Biol. Abstr. 14 (1939) 16122. 179. Cooper, R. L. and A. J. Lindsey: The presence of polynuclear hydrocarbons in cigarette smoke; Chem. and Ind. (London) (1953) 1205. 180. Heffer, W. and Sons: Bibliography of the more important heavy metals occurring in food and biological materials; Cambridge, England (1934) pp. 1–30. 181. Gabelya, Y. O. and G. I. Kipriyanov: The content of pectin in tobacco; Ukrainskii Khem. Zhur. 4 (1929) 37–43. 182. Vickery, H. B., G. W. Pucher, A. J. Wakeham, and C. S. Leavensworth: Chemical investigations of the tobacco plant. I. Chemical changes that occur in leaves of Connecticut shade-grown tobacco during early stages of curing; Carnegie Inst. Wash. Pub. 445 (1933). 183. Vickery, H. B., G. W. Pucher, C. S. Leavensworth, and A. J. Wakeham: Chemical investigations of the tobacco plant. V. Chemical changes that occur during growth; Conn. Agr. Expt. Sta. Bull. 374 (1935). 184. Leitch, A. and E. L. Kennaway: Experimental pro-duction of cancer by arsenic; Brit. Med. J. (1922)(2) 1109. 185. Remington, R. E.: A hitherto unsuspected source of arsenic in the human environment; J. Am. Chem. Soc. 49 (1927) 1410–1416. 186. Gross, C. R. and O. A. Nelson: Arsenic in tobacco smoke; Am. J. Publ. Hlth. 24 (1934) 36–42. 187. Bastedo, W. A.: What the physician should know about tobacco; Medical Record 141 (1935) 553–555. 188. Thomas, M. D. and T. R. Collier: Concentration of arsenic in tobacco smoke determined by rapid titri-metric method; J. Ind. Hyg. Toxicol. 27 (1945) 201–206. 189. Griffon, H. and J. Delga: On the arsenic content of several kinds of commercial tobaccos. Fate of arsenic during combustion; Ann. Pharm. Franc. 5 (1947) 343–352. 190. Daff, M. E. and E. L. Kennaway: The arsenic content of tobacco and of tobacco smoke; Brit. J. Cancer 4 (1950) 173–182. 191. Daff, M. E. and E. L. Kennaway: Arsenic in tobacco; Brit. Emp. Cancer Camp., Ann. Rpt. 28 (1950) 95–99. 192. Daff, M. E., R. Doll, and E. L. Kennaway: Cancer of the lung in relation to tobacco; Brit. J. Cancer 5 (1951) 1–20. 193. Goulden, F., E. L. Kennaway, and M. E. Urquhart: Arsenic in the suspended matter of town air; Brit. J. Cancer 6 (1952) 1–7. 194. Monnet, R. and O. DuPont: L'arsenic dans les tabacs d'Algérie: Tabacs à fumer et à macher [Arsenic in Algerian tobaccos: Tobaccos to smoke and to chew]; Bull. Algérien Cancer 6(17) (1953) 19–24. 195. Boening, G.: Arsen im Tabak [Arsenic in tobacco]; Chem. Ztg. 29 (1905) 183–184.
- 196. Popp, H.: Über das Vorkommen von Arsen im Tabak [Occurrence of arsenic in tobacco]; Z. Angew. Chem. Zent. Tech. Chem. 41 (1928) 838–839.
- 197. Popp, H.: Über das Vorkommen von Arsen im Tabak [The occurrence of arsenic in tobacco]; Chem. Z. 52 (1928) 501.
- 198. Carey, F. P., G. Blodgett, and H. S. Satterlee: Pre-paration of samples for determination of arsenic; Ind. Eng. Chem. (Anal. Ed.) 6 (1934) 327–330.
- 199. McMurtrey, J. E.: Boron deficiency in tobacco under field conditions; Am. Soc. Agron. 27 (1935) 271–273.
- 200. McMurtrey, J. E.: Symptoms on field-grown tobacco characteristic of the deficient supply of each of several essential chemical elements; U. S. Dept. Agr. Tech. Bull. 612 (1938).
- 201. Barksdale, E. E.: Arsenical exfoliative dermatitis with tobacco being the probable source of the etiological agent. Preliminary report; Virginia Med. Month. 66 (1939) 660–662.
- 202. Barksdale, E. E.: Arsenical dermatitis from tobacco; Virginia Med. Month. 67 (1940) 393–397.
- 203. McMurtrey, J. E.: Plant-nutrient deficiency in tobacco, in Hunger signs in crops, Am. Soc. Agron. Am. Fertilizer Assoc., Washington, DC (1941) 15–54.
- 204. Vucetich, D. C. and R. Carratala: Presence of arsenic in tobacco; Experimental investigation; Revista Asoc. Med. Argentina 56 (1942).
- 205. Vincent, C. L.: Vegetable and small fruit growing in toxic ex-orchard soils of central Washington; Wash. Agric. Expt. Bull. 437 (1944) 31.
- 206. Oliver, J. H.: Arsenic and tobacco; Lancet 1951(2) 266.
- 207. Bunce, E. H.: Arsenic and lead in cigarette brands; Lancet 263 (1952) 1082.
- 208. Wolff, W. A., E. G. Purdom and J. A. Isenhower: Radioisotopes in an experimental study of smoking; 7th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 7, Paper No. 12, 1953, p. 8.
- 209. Marlatt, C. L.: Important insecticides: Directions for their preparation and use; Farmer's Bulletin, No. 117, USDA, Washington, DC (1901).
- 210. Marlatt, C. L.: Important insecticides: Directions for their preparation and use; 2nd revision of Farmer's Bulletin No. 127, USDA, Washington, DC (1908).
- 211. Maton, J.: The influence of manganese ions on the synthesis of ascorbic acid in the green parts of higher plants; Biol. Jaarboek Koninkl. Natuurn. Genootschap Dodonaea Gent. 14 (1947) 109–115, see Chem. Abstr. 44 (1950) 2091h.
- 212. Lona, F. and F. Porzio-Giovanola: Ascorbic acid in tobacco; Nuova Giorna Bot. Ital. 58 (1951) 462, see Chem. Abstr. 47 (1953) 11365g.
- 213. Tombesi, L.: Ascorbic acid in tobacco; Il Tabacco 55 (1951) 15, 53.
- 214. Vickery, H. B., G. W. Pucher, A. J. Wakeham, and C. S. Leavensworth: The metabolism of amides in green plants. I. The amides of the tobacco leaf; J. Biol. Chem. 119 (1937) 369–382.
- 215. Ikeda, S.: Contribution to the study of tobacco smoke; Sci. Papers, Inst. Phys. Chem. Res. (Tokyo) 42 (1947) 80.
- 216. McHargue, J. S.: The occurrence of barium in tobacco and other plants; Jour. Amer. Chem. Soc. 35(6) (1913) 326–334.
- 217. Traetta-Mosca, F.: Cesium in Italian burley; Gazz. 109Chim. Ital. 43 (1913) 437; Titanium and rare metals in tobacco ash; Gazz. Chim. Ital. 43 (1913) 437–440.
- 218. Artis, B. and H. L. Maxwell: Barium in tobacco and other plants; Chem. News 114 No. 2959 (1916) 62–63.
- 219. Knight, N.: Barium in tobacco and other plants; Proc. Iowa Acad. Sci. 23 (1916) 26–29.
- 220. Headden, W. P.: Titanium, barium, strontium, and lithium in certain plants; Colorado Sta. Bull. 267 (1921) 3–20.
- 221. Nito, T. and E. Kitamura: Chemical constituents of tobacco leaves. I. Organic bases in the f1ue-cured tobacco; J. Agr. Chem. Soc. Japan 10 (1934) 424–426, see Chem. Abstr. 28 (1934) 4836.
- 222. Frankenburg, W. G.: Chemical changes in the harvested tobacco leaf, in Advances in Enzymology, Vol. VI, Interscience, New York, NY (1946) 308–387, see 331.
- 223. Kissling, R.: Der Tabak im Lichte der neusten natur-wissenschaftlichen Forschungen; kurz gefasstes Handbuch der Tabakkunde [Tobacco in the light of the newest natural science research; abridged manual of tobacco science]; Paul Parey, Berlin, Germany (1893) 278.
- 224. Molinari, E.: Über das Auftreten von Phenolen im Tabakrauch [The occurrence of phenols in tobacco smoke]; Fachl. Mitt. Österr. Tabakregie 1936(3) 14–16.
- 225. Volgunov, G. P.: The decrease of the oxidative processes in tobacco after drying; Tabak 13 (1952) 15–17, see abstr. in Chem. Zentr. (1955) 7572 (Aug. 10).
- 226. Wenusch, A.: Über die Zusammensetzung des Tabakrauches [On the composition of tobacco smoke]; Österr. Chem. Z. 42 (1939) 226–231, see Chem. Abstr. 33 (1939) 6524.
- 227. Riemenschneider, R. W., R. M. Speck, and E. G. Beinhart: Analysis and fatty acid composition of tobacco-seed oils; Oil&Soap 22 (1945) 120–122.
- 228. Best, R. J.: Fluorescent substances in plants: III. Distribution of scopoletin in tobacco plants and some hypothesis on its part in metabolism; Australian J. Exptl. Biol. Med. Sci. 26 (1948) 223–230, see Chem. Abstr. 42 (1948) 7842c.
- 229. Johanson, R.: Differential fluorescence in identification of trashy leaf; Nature 171 (1953) 753–754.
- 230. Kurilo, M. E.: Tobacco glucoside; Sborn. Rabot Khim. Tabak. Bull . 125 (1935) 117–131.
- 231. Kurilo, M. E.: Le glucoside isoquercitrin dans les feuilles de tabac à fumer [The glucoside isoquercitrin in the leaves of smoking tobacco]; J. Pharm. Chim. 26 (1937) 445–459.
- 232. Howard, W. L., T. B. Gage, and S. H. Wender: The isolation of isoquercitrin from air-dried tobacco; Arch. Biochem. 25 (1950) 74–78.
- 233. Neuberg, C. and M. Kobel: Über die Isolierung von Rutin aus Tabak [Isolation of rutin from tobacco]; Z. Untersuch. Lebensm. 72 (1936) 113–116, see Chem. Abstr. 31 (1937) 1950.
- 234. Hasegawa, H.: Tobacco rutin and the relation of color to quality in dried tobacco leaves; J. Agr. Chem. Soc. Japan 7 (1931) 1036–1049.
- 235. Kobel, M. and C. Neuberg: Über das Vorkommen von Saponin im Tabak und einer Begleitsubstanz [Presence of saponin in tobacco and an accompanying substance]; J. Prakt. Chem. 143 (1935) 29-41, see Chem. Abstr. 29 (1935) 7586.
- 236. Neuberg, C. and M. Kobel: Die Umwandlung von Rutin in braune Pigmente durch Tabakenzyme [Conversion of rutin into brown pigment by tobacco enzymes]; Naturwissenschaften 23 (1935) 800-801.
- 237. Neuberg, C. and M. Kobel: Die Umwandlung von Rutin in braune Pigmente durch tabakeigene Enzyme und die Wirkung dieser Enzyme auf andere phenolische Substanzen [Conversion of rutin into a brown pigment by tobacco enzymes and the effect of these enzymes on other phenolic substances]; Enzymologia 1 (1936) 177-182.
- 238. Couch, J. F. and C. F. Krewson: Rutin; USDA Agr. Bur. Agr. Ind. Chem. AIC-52 (1944).
- 239. Couch, J. F. and C. F. Krewson: Rutin - medicinal agent found in bright tobacco; Chem. Digest 3 (1944) 230-231.
- 240. Griffith, J. Q. Jr, J. F. Couch, and MA. Lindauer: Effect of rutin on increased capillary fragility in man; Proc. Soc. Exp. Biol. Med. 55 (1944) 228-229.
- 241. Couch, J. F.: Rutin - a new drug; 1st Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 1, Paper No. 7, 1947.
- 242. Badgett, CO., E. G. Beinhart, J. Maher, and J. A. Connelly: Rutin content of several varieties of Nicotiana rustica and N. glauca; Arch. Biochem. 24 (1949) 245-250.
- 243. Nio, S. and E. Wada: Chemical constituents of tobacco. I. The isolation of rutin from tobacco flowers; J. Agr. Chem. Soc. Japan 24 (1951) 485–486.
- 244. Wada, E.: Chemical constituents of tobacco. III. Kaempferol-3-rhamnoglucoside from the flowers of Nicotiana sylvestris; J. Agr. Chem. Soc. Japan 26 (1952) 159-162.
- 245. Roffo, A. E.: Espectrograffe de los derivados obtenidos por destilacion directa de los tabacos y su relacion como agentes carcinogenos [Spectrograph of derivatives obtained by direct distillation of tobaccos and the relation to carcinogenic agents]; Bol. Inst. Med. Exptl. Estud. Cáncer 14 (1937) 311-399, see Chem. Abstr. 32 (1938) 38123.
- 246. Roffo, A. H.: 1,2-Benzopirene: Cancerigeno extraido del alquitran del tabaco [1,2-Benzpyrene: A carcinogen extracted from tobacco tar]; Bol. Inst. Med. Exp. Estud. Cáncer 16 (1939) 1-38.
- 247. Roffo, A. H.: Über die Prinzipien der krebserzeugenden Wirkung des Tabaks [The principles of cancer production by tobacco]; Schweiz. Med. Wchnschr. 71 (1941) 549-552, see Chem. Abstr. 36 (1942) 1434.
- 248. Roffo, A. H.: El alquitran de tabaco extraido y la disminucion de cancerizacion [The tar from extracted tobacco and the diminution of carcinogenesis]; Bol. Inst. Med. Exptl. Estud. Cáncer 19 (1942) 431-502, see Chem. Abstr. 37 (1943) 63358.
- 249. Späth, E. and S. Biniecki: Tobacco alkaloids. XVI. N-methylpyrrolidine, a new tobacco alkaloid and the constitution of isonicoteine; Ber. Dtsch. Chem. Ges. 72B (1939) 1809-1815, see Chem. Abstr. 33 (1939) 9307.
- 250. Frankenburg, W. G.: Chemical changes in the harvested tobacco leaf, in Advances in Enzymology, Vol. VI, Interscience, New York, NY (1946) p. 344.
- 251. Späth, E. and F. Kesztler: Über neue Tabakalkaloide. XI. L-Anatabin, ein neues Tabakalkaloid [On new 315 110tobacco alkaloids. XI. L-Anatabine, a new tobacco alkaloid]; Ber. Dtsch. Chem. Ges. 70 (1937) 239–243.
- 252. Späth, E. and F. Kesztler: Über neue Tabakalkaloide. XII. Über das Vorkommen von d, l-Nornikotin, d, l-Anatabin, und l-Anabasin im Tabak [On new tobacco alkaloids. XII. On the occurrence of d, l-nornicotine, d, l-anatabine, and l-anabasine in tobacco]; Ber. Dtsch. Chem. Ges. 70 (1937) 704–709.
- 253. Shmuk, A. A.: New methods of determining nicotine and anabasine content; Collected Works on the Chemistry of Tobacco and Makhorka, VITIM, 14 (1948) 145.
- 254. Späth, E. and F. Kesztler: Über neue Basen des Tabaks. (XIII. Mitteilung über Tabakalkaloide) [Tobacco alkaloids. XIII. New tobacco bases. Also remarks on our knowledge of rhoeadin, of l-peganin, and of ammoresinol]; Ber. Dtsch. Chem. Ges. 70B (1937) 2450–2454, see Chem. Abstr. 32 (1938) 1275.
- 255. Warrington, K.: The effect of boric acid and borax on the broad bean and certain other plants; Ann. Bol. 37 (1923) 629–672.
- 256. Sommer, A. L. and C. B. Lipman: Evidence of the indispensable nature of boron and zinc for higher green plants; Plant Physiol. 1 (1926) 231–249.
- 257. Swanback, T. R.: The effect of boric acid on the growth of tobacco plants in nutrient solutions; Plant Physiol. 2 (1927) 475–486.
- 258. McMurtrey, J. E.: The effect of boron deficiency on the growth of tobacco plants in aerated and unaerated solutions; Jour. Agr. Res. 38 (1929) 371–380.
- 259. Van Schreven, D. A.: External and internal symptoms of boron deficiency in tobacco; Tidjdschr. Plantenxiokten 40 (1934) 98–112.
- 260. Steinberg, R. A.: Nitrogen compounds: Effect of amino acids on the growth of tobacco; 4th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 4, Paper No. 1, 1950.
- 261. Lashkevvich, G. I.: The use of copper- and boron-containing fertilizers in agricultural plantings on peaty soil; Mikroelementy v. Zhizni Rastenni I. Zhivotnykh. Akad. Nauk S. S. S. R., Trudy Kof. Mikroelemt. 1950 (1952) 302–323.
- 262. Ciamician, G. and C. Ravenna: Genesis of alkaloids in plants; Atti Accad. Lincei 20 (I) (1911) 614–624, see Chem. Abstr. 5 (1911) 3466.
- 263. Shmuk, A. A.: Inositol in tobacco; U. S. S. R. State Inst. Tobacco Invest. Bull. 69 (1930) 15–18, see Chem. Abstr. 25 (1930) 3124.
- 264. Vauquelin, M.: Analyse du tabac à larges feuilles, Nicotiana tabacum, latifolia, et angustifolia [Analysis of tobacco with large leaves, Nicotiana tabacum, latifolia, and angustifolia]; Ann. de Chimie, T 71 (1809) 139.
- 265. Kissling, R.: Tabakanalyse [Analysis of tobacco]; Chem. Ztg. 28 (1904)775–776.
- 266. Pucher, G. W., A. J. Wakeham, and H. B. Vickery: The metabolism of the organic acids of the tobacco leaf during culture; J. Biol. Chem. 119 (1937) 523–534.
- 267. Bacon, C. W., R. Wenger, and J. F. Bullock: Chemical changes in tobacco associated with the flue-curing process; 5th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 5, Paper No. 2, 1951.
- 268. Bacon, C. W., R. Wenger, and J. F. Bullock: Chemical changes in tobacco during flue-curing; Ind. Eng. Chem. 44 (1952) 292–296.
- 269. Phillips, M. and A. M. Bacot: The chemical composition of certain grades of Type II American flue-cured tobacco: Relationship of composition to grade characteristics; J. Assoc. Off. Agr. Chem. 36 (1953) 504–524.
- 270. Wright, H. E. Jr and H. H. Burton: Effect of priming on the chemical changes that occur during the curing of burley tobacco; 7th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 7, Paper No. 7, 1953, p. 2.
- 271. Neuberg, C. and M. Kobel: Über Bildung von Diketonen aus Bestandteilen des Tabaks [On the formation of diketones from tobacco components]; Biochem. Z. 275 (1935) 339–343, see Chem. Abstr. 29 (1935) 2511.
- 272. Schmalfuss, H.: Diacetyl – Ein Aromabestandteil des Tabakrauches [Diacetyl: A constituent contributing to the aroma of tobacco smoke]; Tabak (Berlin) 3 (1939) 19–21.
- 273. Schmalfuss, H.: Diacetyl: An aroma component of tobacco smoke; Rev. Internat. Tabaks 25 (1950) 89, see Chem. Abstr. 45 (1951) 1303e.
- 274. Sasaki, T.: The chemical components of tobacco smoke. Diacetyl content of cigarette smoke; J. Agr. Chem. Soc. Japan 27 (1953) 134–136.
- 275. Schmalfuss, H. and H. Barthmeyer: Diacetyl – ein Aromastoff in Lebensmitteln und Gewürzen [Diacetyl as an aromatic component of foodstuffs and condiments]; Biochem. Z. 216 (1929) 330–335.
- 276. Schmalfuss, H. and H. B. Schmalfuss: Die Bestimmung von Diacetyl und Azetylmenthylcarbinol in Lebens-mitteln [Detection of diacetyl and acetylmenthyl-carbinol in foodstuffs]; Z. Untersuch. Lebensm. 63 (1932) 283–288, see Chem. Abstr. 22 (1928) 3186; 24 (1930) 1432; 27 (1933) 536.
- 277. Thoms, H.: Versuche zur Entgiftung des Tabakrauches [Study of the detoxification of tobacco smoke]; Chem. Ztg. 28 (1904) 1–3.
- 278. Wenusch, A.: Beitrag zur Kenntnis des Tabakrauchs [Contribution to the knowledge of tobacco smoke]; Pharm. Zentralhalle 76 (1935) 297–300.
- 279. Wenusch, A.: Untersuchungen über die Nikotinbildung in der Tabakpflanze [Investigation of nicotine formation in the tobacco plant]; Z. Lebensm. Untersuch. 88 (1948) 629–633, see Chem. Abstr. 43 (1949) 4345.
- 280. Garner, W. W.: The relation of the composition of the leaf to the burning qualities of tobacco; U. S. Dept. Agr., Bureau Of Plant Industry, Bulletin 105 (1907).
- 281. Bailey, C. W. and P. J. Anderson: Chemical analyses of tobacco from the nitrogen plots; Conn. Agr. Expt. Sta., Tobacco Sta. Bull. 10 (1928) 35T-50T.
- 282. Bortner, C. E. and J. L. Hamilton: Nitrogen and mineral uptake of burley tobacco during the 1952 season; 7th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 7, Paper No. 11, 1953, pp. 6–7.
- 283. Garner, W. W., C. W. Bacon, and J. D. Bowling Jr: Cigarette and cigar tobaccos; Ind. Eng. Chem. 26 (1934) 970–974.
- 284. Garner, W. W., C. W. Bacon, J. D. Bowling Jr, and D. E. Brown: The nitrogen nutrition of tobacco; U. S. Dept. Agr. Tech. Bull. 414 (1934).
- 285. Habermann, J.: Beitrag zur Kenntnis des Zigarrenrauches [Contribution to the knowledge of cigar smoke]; Hoppe-Seyler's Z. Physiol. Chem. 33 (1901) 55–125.
- 286. Moir, J.: The composition of tobacco smoke; Proc. Chem. Metallurg. Mining Soc. (South Africa) 4 (1903/1904) 525–532
- 287. Habermann, J.: Beitrag zur Kenntnis des Zigarren- und Pfeifenrauches [Contribution to the knowledge of cigar and pipe smoke]; Hoppe-Seyler's Z. Physiol. Chem. 40 (1904) 148–161.
- 288. Bush, A. D.: Tobacco smoking and mental efficiency; New York Med. J. 99 (1914) 519–527.
- 289. Armstrong, H. E. and E. V. Evans: Carbonic oxide in tobacco smoke; Brit. Med. J. (1922) (i) 922–923.
- 290. Saruta, N.: Über die quantitative Bestimmung der Kohlenoxydmenge im Tabakrauch [On the quantitative determination of the amount of carbon monoxide in tobacco smoke]; Fukuoka Acta Med. 31 (1938) 180.
- 291. Wenusch, A. and R. Schöller: Zusammensetzung und Charakterisierung des gasförmigen Anteils (der dispergierenden Phase) des Tabakrauchs [Composition and characteristics of the gaseous part (the dispersed phase) of tobacco smoke]; Z. Untersuch. Lebensm. 75 (1938) 346–353.
- 292. De Voogd, J. G. and A. Van der Linden: Carbon monoxide in tobacco smoke; Het. Gas 59 (1939) 165–166.
- 293. de Campos, M. D.: Tobacco and cigar smoke; Anais Faculdade Farm. Odontol. Unic. (Sao Paulo) 1 (1939/1940) 15–24, see Chem. Abstr. 39 (1945) 5395.
- 294. Fishel, J. B. and J. F. Haskins: Composition of cigarette smoke. The gaseous phase; Ind. Eng. Chem. 41 (1949) 1374–1376.
- 295. Boekhout, F. W. J. and O. de Vries: Fermentation of tobacco; Cent. Bakt. Parasitenk. II Abt. 24 (1909) 495–511, see Chem. Abstr. 4 (1910) 336.
- 296. Krause, O.: Kohlenmonoxid im Tabakrauch [Carbon monoxide in tobacco smoke]; Dingler's Polyech. J. 213 (1874) 495–497.
- 297. Schwarz, H.: Die Analyse des Rauches von Virginia Zigarren [Analysis of the smoke of Virginia cigars]; Dingler's Polyech. J. 226 (1877) 305–307.
- 298. Fokker, A. P.: The hygienic effect of tobacco smoke; Nederland. Tijdschr. Geneeskunde 20 (1884) 737–740.
- 299. Wahl, F.: Kohlenmonoxid im Tabakrauch [Carbon monoxide in tobacco smoke]; Arch. Gesammte Physiol. Mensch. Tiere 28 (1899) 262–285.
- 300. Thoms, H.: Kohlenmonoxid im Tabakrauch [Carbon monoxide in tobacco smoke]; Ber. Deut. Pharm. Gesellschaft. 10 (1900) 19.
- 301. Spitta: Die Bestimmung kleiner Mengen von Kohlen-monoxid in der Luft [The determination of small amounts of carbon monoxide in the air]; Arch. Hyg. 45 (1903) 285–310.
- 302. Marcelet, H.: On the determination of carbon monoxide, particularly in tobacco smoke; Pharmacy Thesis No. 109, Montpelier University (1907).
- 303. Tani, T.: Untersuchungen über die Bestimmung von Kohlenmonoxid im Tabakrauch und seine Bedeutung für die Gesundheit [Investigations on the deter-mination of carbon monoxide in tobacco smoke and its health significance]; Thesis, Würzburg University (1907) pp. 1–25.
- 304. Toth, J,: Contribution to the determination of carbon monoxide in tobacco smoke; Chem. Ztg. 31 (1907) 98-99.
- 305. Fleig, C: Does carbon monoxide contribute to the toxicity of cigarette smoke? Compt. Rend. Acad. Sci. 146 (1908) 776-779.
- 306. Marcelet, H.: On the determination of carbon mon- oxide, particularly in tobacco smoke; Bull. Soc. Chim. France 3-4 (1908) 556-558.
- 307. Toth, J,: Contribution to the determination of carbon monoxide in tobacco smoke; Rev. Internat. Falsifica- tions 21 (1908) 8-11.
- 308. Marcelet, H.: On the determination of carbon mon- oxide, particularly in tobacco smoke; Z. Anal. Chem. 50 (1911) 315-316.
- 309. Hartridge, H.: Carbon monoxide in tobacco smoke; J. Physiol., Proc. Physiol. Soc. Mtg. 53 (1920) 82-83 [lxxxii-lxxxiii], see Chem. Abstr. 14 (1920) 5281.
- 310. Baumberger, J. P.: The carbon monoxide content of tobacco smoke and its absorption on inhalation; J. Pharm. Exp. Therap. 21 (1923) 23-34.
- 311. Heinz, R.: Über die Giftigkeit des Tabakrauches, inbesondere Zigarettenrauches [On the toxicity of tobacco smoke, especially cigarette smoke]; Deut. Med. Wchnschr. 49 (1923) 318-319.
- 312. Jones, G. W., Y. Yant, and L. B. Berger: Carbon monoxide hazards from tobacco smoke; U. S. Bureau of Mines, Repts. of Investigat, Rpt. No. 2539 (1923) pp. 1-6.
- 313. Schöller, R.: Der Gehalt des Tabakrauches an Kohlenoxid [The carbon monoxide content of tobacco smoke]; Fachl. Mitt. Österr. Tabakregie 1929(3) 1-9.
- 314. Ehrismann, O. and G. Abel: The carbon monoxide content of cigarette smoke; Z. Hyg. Infektionskrankh. 116 (1934) 4-10.
- 315. Leikola, E. and E. Rautavaara: Der Anteil des Kohlenmonoxids an der durch das Tabakrauchen verursachten Blutdrucksteigerung [The importance of carbon monoxide in the increase in blood pressure caused by tobacco smoking]; Acta Soc. Med. Finn. Duodecim. 16 (1934) 3-25.
- 316. Waser, E. and M. Stähli: Untersuchung des Tabakrauches. IV [Investigation of tobacco smoke. IV]; Z. Untersuch. Lebensm. 67 (1934) 280-284.
- 317. Wenusch, A. and R. Schöller: Dem Kohlenoxyd des Tabakrauches kommt keine blutdrucksteigernde Wirkung zu [Carbon monoxide from tobacco smoke causes no rise in blood pressure]; Med. Klin. 31 (1935) 554.
- 318. Saruta, N.: Über die quantitative Bestimmung der Kohlenoxydmenge im Tabakrauch [On the quantitative determination of the amount of carbon monoxide in tobacco smoke]; Fukuoka Acta Med. 30 (1937) 117-118.
- 319. Tsumura, H.: Carbon monoxide content of tobacco smoke; J. Chosen Med. Assoc 27 (1937) 926-929, see Chem. Abstr. 32 (1938) 1867.
- 320. Roffo, A. E.: El óxido de carbono en la sangre de los fumadoress [Carbon monoxide in the blood of smokers]; Bol. Inst. Med. Exptl. Estud. Cáncer 14 (1938) 689-709, 17 (1940) 282.
- 321. Hukusima, Y.: Tobacco constituents. III. Carbon mon- oxide in tobacco smoke. I. Method of its measurement; J. Chem. Soc. (Japan) 61 (1942) 889-903, see Chem. Abstr. 36 (1942) 7240.
- 322. Copenhaver, J. W. and M. H. Bigelow: Acetylene and carbon monoxide chemistry; Reinhold, New York, NY (1949) p. 127.
- 323. Obersteg, J. I. and M. Scoch-Kanter: Die Kohlen-oxydaufnahme bei Rauchern und Nichtrauchern [Carbon monoxide uptake by smokers and non-smokers]; Gesundheit 31 (1951) 89–99.
- 324. Garner, W. W., E. G. Moss, H. S. Yohe, F. B. Wilkinson, and O. C. Stine: History and status of tobacco culture; U. S. Dept. Agr. Yearbook, 1922 (1923) 395–468.
- 325. Garner, W. W., J. E. McMurtrey, C. W. Bacon, and E. G. Moss: Sand drown, a chlorosis of tobacco due to magnesium deficiency and the relation of sulfates and chlorides of potassium to the disease; J. Agr. Res. 23 (1923) 27–40.
- 326. Nagel, W.: Über die Blattfarbstoffe des Tabaks [Leaf pigments of tobacco]; Botan. Arch. 40 (1939) 1–57, see Chem. Abstr. 34 (1940) 2883.
- 327. Jeffrey, R. N. and R. B. Griffith: Changes in the chlorophyll and carotene contents of curing burley tobacco cut at different stages of maturity; Plant Physiol. 22 (1947) 34–41.
- 328. Hukusima, Y.: Tobacco constituents. The enzyme content of flue-cured tobacco after redrying; J. Chem. Soc. (Japan) 59 (1938) 1079.
- 329. Brown, J. C. and R. A. Steinberg: Iron and copper enzymes in leaf lamina of tobacco when deficient in micro-nutrients or grown on calcareous and organic soils; Plant Physiol. 28 (1953) 488–494.
- 330. Tracey, M. V.: Cellulase from leaves and roots of tobacco; Biochem. J. 47 (1950) 431–433.
- 331. Pyriki, C: Die Kohlehydrate des Tabaks und ihre Bedeutung [The carbohydrates of tobacco and their significance]; Z. Untersuch. Lebensm. 68 (1934) 554–556.
- 332. Brückner, H.: Die Biochemie des Tabaks [The biochemistry of tobaccos]; P. Parey, Berlin (1936).
- 333. Shabanov, I. M.: The phosphatides in Nicotiana rustica seeds; Vsesoyuz. Nauch. Issledovatil Inst. Tabach. Makhoroch Prom. 140 (1939) 92–96, see Chem. Abstr. 34 1940) 4862.
- 334. Yamagata, N.: Trace elements in Japanese tobacco; J. Chem. Soc. Japan, Pure Chem Sect. 71 (1950) 288.
- 335. Grandeau, L.: Compt. Rend. Acad. Sci. Paris 54 (1862) 1057–1059, see Grandeau, L.: Recherches sur la présence du rubidium et du caesium dans les eaux naturelles, les minéraux, et les végétaux [Research on the presence of rubidium and cesium in natural water, minerals and plants]; Paris, Mallet-Bachelier 1 (1863) 84, Ann. Chim. Phys. 3rd Series (1863) lxvii.
- 336. Nessler, J.: Über den Anbau und die Behandlung des Tabaks [The culture and treatment of tobacco]; Landw. Vers. Stat. 40 (1892) 395–438.
- 337. Pitchard, P.: Contributions to the study of the forms and conditions under which the chlorine of the soil ordinarily enters plants; Compt. Rend. Acad. Sci. Paris 128 (1899) 615–617.
- 338. Krevs, K. J.: Chlorine in tobacco; State Inst. Tobacco Invest. Bull. 23 (1925) 3.
- 339. Ward, G. M.: Mineral-absorption studies with tobacco; The Lighter 11(1) (1941) 16–22.
- 340. McEvoy, E. T.: The effect of chlorine on tobacco; Lighter 20(3) (1950) 14–15; Soils Fert. XIII (1950) 74.
- 341. Mosley, J. M., W. R. Harlan, and H. R. Hanmer: Burley tobacco. Relation of the nitrogenous fraction to smoking quality; Ind. Eng. Chem. 43 (1951) 2374.
- 342. Wenusch, A.: Die Harze des Zigarrenrauches [The resins of cigar smoke]; Z. Untersuch. Lebensm. 73 (1937) 189–191.
- 343. Kennaway, E. L. and B. Sampson: Tumours of skin and mammary gland caused by pyrogenous products of cholesterol; J. Path. Bacteriol. 31 (1928) 609–612.
- 344. Roffo, A. H.: Die Bildung von Geschwüren und bösartigem Wachstum im Darmtrakt nach der Verabreichung von Essen mit bestrahltem Cholesterin [The formation of ulcers and malignant growths in the alimentary tract after administration of food with irradiated cholesterol]; Z. Krebsforsch. 47 (1938) 473–497.
- 345. Roffo, A. H.: La acción de cancerígeno de un derivado phenanthrene del colesterol [Cancer-producing action of a phenanthrene derivative from cholesterol]; Bol. Inst. Med. Exptl. Estud. Cáncer 15 (1939) 837–845, see Chem. Abstr. 33 (1939) 82777.
- 346. Roffo, A. H.: Die karzinogene Wirkung eines Phen-anthrenderivates aus Cholesterin [The carcinogenic action of a phenanthrene derivative from cholesterol]; Z. Krebsforsch. 49 (1939) 341–347, see Chem. Abstr. 34 (1940) 17308.
- 347. Roffo, A. H.: Pirolisis de colestrol. Alquitrán cancerí-gene de cholesterol [Pyrolysis of cholesterol. Carcinogenic tar from cholesterol]; Bol. Inst. Med. Exptl. Estud. Cáncer 18 (1941) 929–943, see Chem. Abstr. 36 (1942) 62219.
- 348. Kirby, A. H. M.: Attempts to induce stomach tumors. I. Effect of cholesterol heated to 300 /C; Cancer Res. 3 (1943) 519–525.
- 349. Falk, H. L., S. Goldfein, and P. Steiner: The products of cholesterol at 360 /C and their relation to carcino-gens; Cancer Res. 9 (1949) 438–447.
- 350. Johnson, C. E.: A study of cigar tobacco with reference to the less abundant elements; Thesis. Columbia University, New York, NY (1936).
- 351. Nicholas, D. J. D.: Some effects of metals in excess on crop plants grown in solution culture. III. Effects of cobalt, nickel, and zinc on growth, metal, and chloro-phyll contents of tomato; Ann. Rept. Agr. Hort. Res. Sta., Long Ashton, Bristol (1952) 87–102.
- 352. Nicholas, D. J. D. and W. D. E. Thomas: Some effects of metals in excess on crop plants grown in solution culture. I. Effects of cobalt on fertilizer and soil phosphate uptake; Plant Soil 5 (1953) 67–80.
- 353. Manns, T. F., W. L. Churchman, and M. M. Manns: Influence of the minor elements on the soil flora; Del. Agr. Expt. Sta. Bull. 207 (1937) 45–46.
- 354. Swanback, T. R.: Copper ion in tobacco production; Conn. Agr. Expt. Bull. 535 (1950) 3–11.
- 355. Gorter, K.: Die Verbreitung von Chlorogensäure in der Natur [Distribution of chlorogenic acid in nature]; Arch. Pharm. 217 (1909) 184–196.
- 356. König, R. and W. Dörr: Über die Chemie des Tabaks. I [On tobacco chemistry. I]; Biochem. Ztschr. 263 (1933) 295–301.
- 357. Shmuk, A. A.: Investigations of the tobacco acids (Second Report); U. S. S. R. State Inst. Tobacco Invest. Bull. 69 (1930) 19.
- 358. Shmuk, A. A.: The presence of inosite in tobacco; State Inst. for Tobacco Invest., Krasnodar, Bull. 69 (1930) 7–14.
- 359. Schumacher, J. N. and L. L. Vestal: Turkish tobacco. Isolation and identification of some components of the essential oil of Turkish tobacco dust; RDR, 1962, No. 18, June 25, see www.rjrtdocs. com 500938952 -8981; Isolation and identification of some components of Turkish tobacco; 27th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 27, Paper No. 47, 1973, p. 31; Tob. Sci. 18 (1974) 43–48; Miller, C. W., D. L. Roberts, R. A. Lloyd Jr, J. P. Dickerson, C. E. Rix, P. H. Ayers, and N. H. Nelson: Composition of flue-cured tobacco; RDR, 1973, No. 10, October 25, see www.rjrtdocs. com 501003209 -3306; Lloyd, R. A. Jr, C. W Miller, D. L. Roberts, J. A. Giles, J. P. Dickerson, N. H. Nelson, C. E. Rix, and P. H. Ayers: Flue-cured tobacco flavor. I. Essence and essential oil components; CORESTA 1974 Symp., Montreux, Switzerland, 1974; Tob. Sci. 20 (1976) 40–48; Leffingwell, J. C. and E. D. Alford: Volatile constituents of Perique tobacco; Electronic J. Environ. Agr. Food Chem. 4 (2005) 899–915.
- 360. Enzell, C. R. and I. Wahlberg: Leaf composition in relation to smoking quality and aroma; Recent Adv. Tob. Sci. 6 (1980) 64–122; Wahlberg, I. and C. R. Enzell: Tobacco isoprenoids [A review of literature between 1975 and 1984]; Natural Products Rept. 4(3) (1987) 237–276.
- 361. Haggard, H. W. and L. A. Greenberg: Concentration of menthol in the smoke from mentholated cigarettes. A study of local and systemic effects; Arch. Otolaryngol. 33 (1941) 711–716.
- 362. Rakieten, N., M. L. Rakieten, D. Feldman, and M. J. Boykin Jr: Mammalian ciliated respiratory epithelium: Studies with particular reference to effects of menthol, nicotine, and smoke of mentholated cigarettes; Arch. Oto-Laryngol. 56 (1952) 494–503.
- 363. Sharmon, C. F.: Imperial Tobacco Co., Tobacco Symposium, Am. Chem. Soc. Convention, New York, NY (1951).
- 364. Silberger, J. and F. Skoog: Changes induced by indoleacetic acid in nucleic acid contents and growth of tobacco pith tissue; Science 118 (1953) 443–444.
- 365. Unterdorden, O.: On the behavior of organic sub-stances at high temperatures. II. Distillates of plant materials; Poggendorff's Ann. Physik 8 (1826) 397–410.
- 366. Holden, M.: A study of enzymes that can break down tobacco-leaf components. 3. Fungal polygalacturonase on leaf fibre; Biochem J. 47 (1950) 415–420.
- 367. Nottbohm, F. E. and F. Mayer: Über das Vorkommen und die Bestimmung von Cholin in Samen und Blättern des Tabaks [Occurrence and detection of choline in tobacco seeds and leaves]; Z. Untersuch. Lebensm. 63 (1932) 620–623, see Chem. Abstr. 27 (1933) 1986.
- 368. Toth, J.: Der Gehalt an Cyanverbindungen des Tabakrauchs [The content of cyanogen compounds in tobacco smoke]; Chem. Ztg. 34 (1910) 298–299.
- 369. Toth, J.: Die Cyanverbindungen des Tabakrauchs [The cyanogen compounds of tobacco smoke]; Chem. Ztg. 34 (1910) 1357.
- 370. Toth, J.: Der Gehalt an Cyanverbindungen des Tabakrauchs [The content of cyanogen compounds in tobacco smoke]; Chem. Ztg. 35 (1911) 1262.
- 371. Wiley, F. H., W. C. Hueper, D. S. Bergen, and F. R. Blood: The formation of oxalic acid from ethylene glycol and related solvents; J. Ind. Hyg. Toxicol. 20 (1938) 269–277.
- 372. Forbes, J. C. and H. B. Haag: Hygroscopic agents in cigaret smoke; Ind. Eng. Chem. 30 (1938) 717–718.
- 373. Reif, G.: Die Bestimmung von Äthylenglykol im Tabakrauch mittels 2-Naphthol [The determination of ethylene glycol in tobacco smoke using 2-naphthol]; Pharmazie 4 (1949) 110–113.
- 374. McNally, W. D., W. Bergman, and R. H. K. Foster: Irritative effects of smoke from tobacco treated with glycerine and diethylene glycol; Illinois Med. J. 87 (1945) 250–252.
- 375. Haag, H. B.: Studies on the physiologic action of diethylene glycol. I. The effect upon the irritating action and toxic properties of cigarette smoke; J. Lab. Clin. Med. 22 (1937) 341–346.
- 376. Holck, H. G. O. and A. J. Carlson: Alleged influence of glycerine and diethylene glycol upon the irritating qualities of cigarette smoke; Proc. Soc. Exp. Biol. 36 (1937) 302–307.
- 377. Newman, B. A.: Dermatitis caused by diethylene glycol in tobacco; J. Am. Med. Assoc. 111 (1938) 25.
- 378. Küchle, H. -J., A. Loeser, G. Meyer, and E. Stürmer: Untersuchungen über Diäthylenglykol als Tabak-feuchthaltemittel [Research on diethylene glycol as a tobacco humectant]; Z. Ges. Exp. Med. 119 (1952) 266–271.
- 379. Kissling, R.: Fett des Tabaks [Tobacco fat]; Ber. Dtsch. Chem. Ges. 16 (1883) 2432–2434.
- 380. Hirst, E. L.: The role of tobacco smoking in the production of cancer. IV. Report on the spectrographic examination of tobacco tar; J. Hyg. 32 (1932) 300.
- 381. Mizukami, Y.: Chemical constituents of tobacco plants. I. A fluorescent substance in tobacco plant; J. Agr. Chem. Soc. Japan 25 (1951/1952) 531–533.
- 382. Spira, L.: Fluorine in cigarette smoke; Acta Med. Scand. 130 (1948) 78.
- 383. Trillat, A.: Formaldehyd im Tabakrauch [Form-aldehyde in tobacco smoke]; Chem. Ztg. 28 (1904) 1149.
- 384. Trillat, A.: On the formation of formaldehyde during the combustion of tobacco; Compt. Rend. 139 (1904) 724–744.
- 385. Trillat, A.: Contribution à l’étude sur la fumée du tabac [Contribution to the study of tobacco smoke]; Compt. Rend. Soc. Biol. 33 (1904) 469.
- 386. Trillat, A.: On the presence and formation of formaldehyde during combustion; Bull. Soc. Chim. Paris 33 (1905) 386–393.
- 387. Neuberg, C. and B. Ottenstein: Übertritt von Methyl-alkohol in den Tabakrauch [Appearance of methanol in tobacco smoke]; Biochem. Z. 188 (1927) 217–226, see Chem. Abstr. 22 (1928) 666.
- 388. Neuberg, C. and M. Kobel: Isolierung von Methanol aus Tabakrauch [Isolation of methanol from tobacco smoke]; Biochem. Z. 206 (1929) 240–244.
- 389. Shmuk, A. A. and S. Kashirin: The quantitative content of formic acid in tobacco; U. S. S. R. State Inst. Tobacco Invest. Bull. 69 (1930) 29.
- 390. Attfield, J.: Über den Zucker der Tabakblätter [On the sugar in tobacco leaves]; Pharm. J. Trans. 14 (1884) 541–542.
- 391. Shmuk, A. A.: An investigation of the carbohydrates of tobacco; Collected Works on the Chemistry of Tobacco, V (1934) p. 3.
- 392. Schürch, O. and A. Winterstein: Experimentelle Untersuchungen zur Frage Tabak und Krebs [Experimental investigation of the question of tobacco and cancer]; Z. Krebsforsch. 42 (1935) 76–92.
- 393. Thoms, H.: Deutsches Opium [German opium]; Apoth. Ztg. 19 (1904) 773–774.
- 394. Molinari, E.: Über Aldehyde und Ketone des Tabakrauches [The aldehydes and ketones in tobacco smoke]; Fachl. Mitt. Österr. Tabakregie 1933(2) 23–25.
- 395. Jetta, G.: Artificial drying of tobacco; Boll. Tecn. Della Collt. dei Tabacci 2 (1903) 299; 3 (1904) 25; 5 (1906) 42.
- 396. Neuberg, C. and M. Kobel: Fortgesetzte vergleichende Versuche über die Vergärbarkeit freier und phos-phorylierter Hexosen und über eine polarimetrisch feststellbare Bindung dieser Substanzen an Inhalts-stoffen der Hefezelle [Continuation of comparative experiments of fermentability of free and phos-phorylated hexoses and on a polarimetric determinable binding of these subtances to the components con-tained in yeast cells]; Biochem. Z. 179 (1926) 451.
- 397. Hukusima, Y, and K. Ooike: Tobacco constituents. IV. Essential oil and resin of tobacco; J. Chem. Soc. (Japan) 61 (1940) 1297–1301.
- 398. Neuberg, C. and M. Scheuer: Pektine des Tabaks [Pectins of tobacco]; Biochem. Z. 243 (1931) 461–471.
- 399. Miller, L. P.: High yields of $-2,2,2-trichloroethyl-D-glucoside and $-2,2,2-trichloroethyl gentiobioside from tobacco plants treated with chloral hydrate; Contrib. Boyce Thompson Inst. 13 (1943) 185-200, see Chem. Abstr. 38 (1944) 956.
- 400. Vickery, H. B.: Chemical investigations of the tobacco plant. II. The globulin of the tobacco seed; Conn. Agr. Expt. Sta. Bull. 339 (1932).
- 401. Wenusch, A.: Über das Auftreten von Lävoglukosan im Tabakrauch [The occurrence of levoglucosan in tobacco smoke]; Fachl. Mitt. Österr. Tabakregie 1938(2) 4–5, see Chem. Abstr. 35 (1941) 4157.
- 402. Wenusch, A.: Reduktionsvermögen des Hauptstrom-rauches vor and nach der Hydrolyse [Reducing activity of mainstream smoke before and after hydrolysis]; Fachl. Mitt. Österr. Tabakregie 1938(2) 10–11.
- 403. Vickery, H. B., G. W. Pucher, and H. E. Clark: Glutamine in the tobacco plant; Science 80 (1934) 459–461.
- 404. Heiserich, E.: Der Metabolismus des Schwefels in Mais und Tabak [Sulfur metabolism in maize and tobacco]; Z. Pflanzennahr. Düngung Bodenk. 37 (1935) 55–72, see Chem. Abstr. 29 (1936) 5151.
- 405. Yamafuji, K.: Two new glucosides from tobacco leaves; J. Agr. Chem. Soc. 8 (1932) 404–410.
- 406. Geissmann, T. A. and E. Hinreiner: Theories of the biogenesis of flavonoid compounds; Botan. Rev. 18 (1952) 77–164.
- 407. Kissling, R.: Beiträge zur Kenntnis des Tabakrauches [Contribution to the knowledge of tobacco smoke]; Arch. Hyg. 20 (1894) 211–213.
- 408. Wenusch, A.: Über das Vorkommen von höheren Kohlenwasserstoffen im Tabakrauch [Occurrence of higher hydrocarbons in tobacco smoke]; Biochem. Z. 273 (1934) 178–179
- 409. Wenusch, A.: Wissenschaftliche Grundlagen für die Beurteillung der Stärke von Rauchwaren [Scientific basis for the determination of the strength of smoking materials]; Z. Untersuch. Lebensm. 73 (1937) 176–185.
- 410. Chibnall, A. C., S. H. Piper, A. Pollard, E. F. Williams, and P. Sahai: The constitution of the primary alcohols, fatty acids and paraffins present in plant and insect waxes; Biochem. J. 28 (1934) 2189–2208.
- 411. Pyriki, C.: Zur Bestimmung der Harze und Wachse im Tabak [Determination of the resin and wax in tobacco]; Z. Untersuch. Lebensm. 84 (1942) 225–230.
- 412. Shirokaya, V. N.: Resin of Nicotiana rustica; Sborn Rabot Khim. Tabak Bull. 125 (1935) 151–162, see Chem. Abstr. 30 (1936) 4993.
- 413. Shmuk, A. A.: On the identification of fatty materials in the composition of tobacco leaves. Collected works on the chemistry of tobacco and Makhorka; Vsesoyuznuii Inst. Tabaknoi Prom. 133 (1937) 3–9, see Chem. Abstr. 32 (1938) 4723.
- 414. Salisbury, L. F.: The lipids of Connecticut shade-grown tobacco seed; J. Biol. Chem. 117 (1937) 21–25.
- 415. Hasegawa, H.: On the chemical properties of the flavon-derivatives contained in tobacco leaves with special reference to the colour and qualities of cured leaves; Bull. Agr. Chem. Soc. Japan 7 (1931) 73–74.
- 416. Neuberg, C. and M. Kobel: Die Isolierung von Sorbit aus Tabak [Isolation of sorbitol from tobacco]; Z. Untersuch. Lebensm. 72 (1936) 116–121.
- 417. Thorpe, T. E. and J. Holmes: The occurrence of paraffins in the leaf of tobacco; J. Chem. Soc. 79 (1901) 982.
- 418. Vogel, A. and C. Reischauer: Der Schwefelwasser-stoff- und Prussinsäuregehalt des Tabakrauches [The hydrogen sulfide and prussic acid content of tobacco smoke]; Dingler's Polytech. J. 148 (1858) 231–233.
- 419. Poggiale, M. and H. Marty: Examination of hydrocyanic acid in tobacco smoke; J. Pharm. Chim. 11 (1870) 216–218.
- 420. Molnár, I.: Chemical examination of tobacco smoke; Budapest (1882).
- 421. Habermann, J.: Der Blausäuregehalt des Zigarren-rauches [The hydrocyanic acid content of cigar smoke]; Hoppe-Seyler's Z. Physiol. Chem. 37 (1903) 1–17.
- 422. Thoms, H.: Der Blausäuregehalt des Zigarrenrauches [The hydrogen cyanide content of cigar smoke]; Hoppe-Seyler's Z. Physiol. Chem. 37 (1903) 250.
- 423. Habermann, J. and R. Ehrenfeld: Beitrag zur Kenntnis des Zigarrenrauches [Contribution to the knowledge of cigar smoke]; Hoppe-Seyler's Z. Physiol. Chem. 56 (1909) 363–372.
- 424. Lehmann, K. B. and K. Gundermann: Neue Untersuchungen über die Bedeutung der Blausäure für die Giftigkeit des Tabakrauches [New investigations on the significance of hydrocyanic acid in the toxicity of tobacco smoke]; Arch. Hyg. 76 (1912) 98–115.
- 425. Schöller, R.: Über den Gehalt des gasförmigen und des fest-flüssigen Anteils des Tabakrauches an Cyan-wasserstoff [On the content of hydrogen cyanide in the gas and particulate phases of tobacco smoke]; Fachl. Mitt. Österr. Tabakregie 1938(1) 7–10.
- 426. Schöller, R.: Schwefelwasserstoff und Rhodan-wasserstoff in den gasförmigen und fest-flüssigen Anteilen des Tabakrauches [Hydrogen sulfide and thiocyanic acid in the gas and particulate phases of tobacco smoke]; Fachl. Mitt. Österr. Tabakregie 320 1151938(2) 1–4.
- 427. Haag, H. B. and P. S. Larson: Some basic facts of interest concerning cigarettes and their smoke; Interne 14 (1948) 110–116, 119.
- 428. Toth, J.: Schwefelwasserstoff im Rauch ungarischer Tabake [Hydrogen sulfide in the smoke of Hungarian tobacco]; Chem. Ztg. 37 (1913) 897–898.
- 429. Wenusch, A.: Über das Auftreten von Schwefel-wasserstoff im Tabakrauch [The occurrence of hydrogen sulfide in tobacco smoke]; Z. Untersuch. Lebensm. 70 (1935) 201–204, see Chem. Abstr. 29 (1935) 8228.
- 430. Ballenger, H. C. and V. H. Johnson: Effects on the throat and conjunctiva of the hygroscopic agents used in cigarets; Arch. Otolaryn. 25 (1937) 75–80.
- 431. Ballenger, H. C.: Irritation of the throat from cigaret smoke. A study of hygroscopic agents; Tr. Am. Larng. Assoc. 60 (1938) 289–298.
- 432. Ballenger, H. C.: Irritation of the throat from cigaret smoke. A study of hygroscopic agents; Arch. Otolarg. 29 (1939) 115–123.
- 433. Mulinos, M. G. and R. L. Osborne: Pharmacology of inflammation. III. Influence of hygroscopic agents on irritation from cigarette smoke; Proc. Soc. Exp. Biol. 32 (1934) 241–245.
- 434. Greenwald, W. F.: Influence of hygroscopic agents on irritation from cigarette smoke; Med. Record 142 (1935) 496–497.
- 435. Mulinos, M. G. and R. L. Osborne: Irritating properties of cigarette smoke as influenced by hygroscopic agents; New York State J. 35 (1935) 590–592.
- 436. Küchle, H. -J., A. Loeser, G. Meyer, C. G. Schmidt, and E. Stürmer: Tabakrauch. Ein Beitrag zur Wirkung von Tabakfeuchthaltemitteln [Tobacco smoke. A contribution to the action from tobacco humectants]; Z. Ges. Exp. Med. 118 (1952) 554–572.
- 437. Schwaibold, J.: Iodine in tobacco; J. Biochem. 218 (1930) 318.
- 438. Fesca, M. and E. Imai: Iron in tobacco; Landw. Jahrb. 329, in J. Soc. Chem. Ind. 759 (1888).
- 439. Coolhaas, C.: Javanese tobacco; Proufata. Vorsten-land, Tabak Medel. 68 (1930) 1.
- 440. Starkenstein, E. and W. Stejskal: Der katalytische Effekt von Eisensalzen auf die Zersetzung von Nikotin während des Rauchens [The catalytic effect of iron salts upon the decomposition of nicotine during smoking]; Arch. Exp. Pathol. Pharm. 172 (1933) 119–136.
- 441. McMurtrey, J. E.: Cross transfer of mineral nutrients in the tobacco plant; J. Agr. Res. 55 (1937) 475–482.
- 442. LeCompte, S. B.: Plastid pigments and commercial quality in Connecticut shade tobacco; Am. J. Botany 33 (1946) 726.
- 443. Noga, E.: Alkaloids of tobacco extract; Fachl. Mitt. Österr. Tabakregie,(1914) 1, see J. Chem. Soc. 108 (1915) 711.
- 444. Creegan, J. J.: Case of lead poisoning caused by the use of snuff; Med. Times Gaz. (London) 2 (1861) 443.
- 445. Cadenhead, A. F. G. and A. G. Jacques: A possible source of lead poisoning; Canadian Chem. Met. 5 (1921) 260.
- 446. Prat, S.: The absorption of lead by plants; Am. J. Botany 14 (1927) 633–634.
- 447. Reitzel, R. J.: Lead poisoning from snuff; Ann. Int. 3 (1929/1930) 378–385.
- 448. Shabanov, I. M.: The phosphatides of tobacco seeds; Vsesoyuz. Inst. Tabach. I. Marhoroch Prom. 133 (1937) 78–85, see Chem. Abstr. 32 (1938) 5444.
- 449. Ravenna, C. and M. Zamorani: The behavior of plants towards lithium salts; Atti. R. Acad. Lincei, Rend. Cl. Sci. Fis. Mat. Nat. 5, Ser. 18, II(12) (1909) 626–630, see Abstr. in J. Chem. Soc. (London) (1910) 98.
- 450. Garner, W. W., J. E. McMurtrey, and E. G. Moss: Sand drown. A chlorosis of tobacco and other plants resulting from magnesium deficiency; Science 56 (1922) 341–342.
- 451. Anderson, P. J., T. R. Swanback, and O. E. Street: The relation of magnesia to burning qualities of cigar leaf tobacco; Connecticut State Sta. Bull. 326 (1931) 391–398.
- 452. Anderson, P. J., O. E. Street, and T. R. Swanback: Use of fertilizer magnesia for tobacco; Conn. Agr. Expt. Sta. Bull. 386 (1936) 578–585.
- 453. Pyriki, C.: Monosaccharide, Saccharose und Maltose im Tabak [Monosaccharides, saccharose, and maltose in tobacco]; Z. Untersuch. Lebensm. 82 (1941) 401–416.
- 454. Mach, F.: Experiments with manganese sulfate on tobacco; Ber. Grossh. Bad. Landw. Vers. Anst. Augustenb. (1910) 51–55.
- 455. Shmuk, A. A. and V. Shirokaya: An investigation of the fractionated resins of tobacco and Makhorka; Collected Works on the Chemistry of Tobacco, Vsesoyuznuii Inst. Tabachnoz Prom., Krasnodar, No. 109(V) (1934) 77–87, see Chem. Abstr. 28 (1934) 6246.
- 456. Kincaid, R. R.: Toxicity of mercury vapor to germinating tobacco seeds; Plant Physiol. 11 (1936) 654–656.
- 457. Willaman, J. J.: Alkaloids of tobacco. Identification and determination; Ind. Eng. Chem. 44 (1952) 270–273.
- 458. Shmuk, A. A. and S. Kashirin: The methyl alcohol content of raw tobacco and tobacco products; U. S. S. R. State Inst. Tobacco Invest. Bull. 60 (1929) 29.
- 459. Lokschina, S.: Tobacco toxicosis; Soviet. Vestnik. Optalmol. 8 (1936) 464–468.
- 460. Arnon, D. I. and P. R. Stout: Molybdenum as an essential element for higher plants; Plant Physiol. 14 (1939) 599–602.
- 461. Kozlowska, A.: Changes caused by ammonium molybdate and virus diseases in plants; Bull. Intern. Acad. Polon. Sci. Classe Sci. Math. Nat. BI (1947) 109–165, see Chem. Abstr. 44 (1947) 4087.
- 462. Hunter, J. G. and O. Vergnano: Nickel toxicity in plants; Ann. Appl. Biol. 39 (1952) 279–284, see Soil Fert. XVI 2 (1952) 91.
- 463. Shira, K. and F. Kodaira: Studies of trace-element content in soil and green leaves Ni content; J. Sci. Soil Man. Japan 22 (1952) 175–176.
- 464. Späth, E. and E. Zajic: Über das l-Nornikotin. Mitteil III. Über Tabakbasen [About l-nornicotine. Part III. About tobacco bases]; Ber. Dtsch. Chem. Ges. 68 (1935) 1667–1670.
- 465. Späth, E., A. Wenusch, and E. Zajic: Tabak-Basen. V. Die Konstitution des Myosmins [Tobacco bases. V. The constitution of myosmine]; Ber. Dtsch. Chem. 321 Ges. 69 (1936) 393–396.
- 466. Venkatarao, C., M. Narasingarao, and A. Venkates-warulu: Glyceride composition of tobacco seed oil; J. 116Indian Chem. Soc. 21 (1944) 249–252, see Chem. Abstr. 39 (1945) 2894.
- 467. Sabetay, S., G. Igolen, and L. Palfray: The odor of tobacco blossoms; Rev. Chim. Ind. (Paris) 50 (1941) 47–48, see Chem. Abstr. 38 (1944) 3413.
- 468. Betting, M.: Oxidase and peroxidase in tobacco; Med. Alg. -Proefsat. Java 27 (1910) 2; Chem. Zent. I (1910) 1043, see Chem. Abstr. 5 (1911) 740.
- 469. Roberts, E. A. H.: Investigations into the chemistry of the flue-curing of tobacco; Biochem. J. 35 (1941) 1289.
- 470. Sabetay, S. and J. Panouse: d-Rotatory $-methylvaleric acid in tobacco leaves; Compt. Rend. 225 (1947) 887–889, see Chem. Abstr. 42 (1948) 4527h.
- 471. Rayburn, C. H.: Chemical analysis of tobacco and tobacco smoke: Determination of some volatile phenols in cigarette smoke; 6th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 6, Paper No. 10, 1952, p. 5.
- 472. Rayburn, C. H., W. R. Harlan, and H. R. Hanmer: Determination of volatile phenols in cigarette smoke; Anal. Chem. 25 (1953) 1419.
- 473. Cavalli, A.: Über die Verbrennungs-produkte des Tabaks [On the combustion products of tobacco]; Selmi 8 (1898) 25; Chem. Zent. 22(II) (1898) 235.
- 474. Traetta-Mosca, F.: Gli estratti di etere dei foglidel tobacco del Kentucky [The ether extracts of Kentucky tobacco leaves]; Gazz. Chim. Ital. 43 (1913) 440–445.
- 475. Kobel, M. and M. Scheuer: Der Kohlehydratmetabolismus in grünen Tabakblättern. Nachweis von Methylglyoxal als ein Zwischenprodukt des Metabolismus grüner Blätter [The carbohydrate metabolism of the tobacco leaf. Demonstration of methylglyoxal as an intermediate product in the metabolism of green leaves]; Biochem. Z. 216 (1929) 216–223, see Chem. Abstr. 24 (1930) 1664.
- 476. Cundiff, R. H, G. H. Greene, and A. H. Laurene: Column elution of humectants from tobacco and determination by vapor chromatography; Tob. Sci. 8 (1964) 163–168.
- 477. Kissling, R.: Handbuch der Tabakkunde [Handbook of tobacco information]; 3rd Edition, Paul Parey, Berlin, Germany (1919).
- 478. Schöller, R.: 3-Pyridyläthylketon im Tabakrauch [3-Pyridyl ethyl ketone in tobacco smoke]; Fachl. Mitt. Österr. Tabakregie 1935(3) 7.
- 479. Ribeiro, F.: The irritant action of cigar smoke; Arch. Hyg. Saude Publ. 2 (1937) 289–290, see Chem. Abstr. 33 (1939) 7959.
- 480. Shmuk, A. A.: Investigations of the polyphenol substances of tobacco (preliminary report); U. S. S. R. State Inst. Tobacco Invest. Bull. 69 (1930) 7.
- 481. Mendel, A.: Über die Mosaikkrankheit des Tabaks [On the mosaic disease of tobacco]; Landw. Vers. -Sta. 32 (1886) 451–467.
- 482. Brunton, T. L. and F. W. Tunnicliffe: On the physiological action of pyridine; J. Physiol. (London) 17 (1894/1895) 272–276.
- 483. Warburg, H.: Nikotin- und Pyridingehalt des Tabakrauches bei Verwendung schwerer und leichter sowie nikotinfreier Tabake und „nikotinunschädlicher“ Zigarren [Nicotine and pyridine content of tobacco smoke by use of strong and mild as well as “nicotine-free” and “nicotine-harmless” cigars]; Thesis, Würzburg University (1906) pp. 1–38.
- 484. Pyatnitskii, M. P. and S. M. Kashirin: Studies on the chemical composition of tobacco smoke bases; Vsesoy. Inst. Tabach. Makharochnoi 133 (1937) 47–63.
- 485. Hofmann, E.: Quantitative spektralanalytische Bestim-mung von Nikotin und Pyridin [Quantitative spectral determination of nicotine and pyridine]; Arch. Hyg. 128 (1942) 179–186.
- 486. Eulenburg, A.: Real-Encyclopädie der gesammten Heilkunde [Industrial encyclopedia of general medicines]; Vol . 24 (1900), Loebisch, Tobacco, p. 19.
- 487. Dobrin, E. M.: A colorimetric method for determining nicotine and pyridine in tobacco; Vsesoyuzni Inst. Tabachnoi 104 (1933) 9–16.
- 488. Woodward, C. F., C. O. Badgett, and J. G. Kaufman: Chem-catalytic liquid-phase oxidation of nicotine, $-picoline and quinoline to nicotinic acid; Ind. Eng. Chem. 36 (1944) 544–546.
- 489. Woodward, C. F., F. A. Eisner, and P. G. Haines: Pyrolysis of nicotine to myosmine; J. Am. Chem. Soc. 66 (1944) 911–914.
- 490. Swain, M. L., A. Eisner, C. F. Woodward, and B. A. Brice: Ultraviolet absorption spectra of nicotine, nornicotine, and some of their derivatives; J. Am. Chem. Soc. 71 (1949) 1341–1345.
- 491. Sadykov, A. S., O. S. Ostroshchenko, and M. K. Yusupov: Syntheses from anabasine. VI. Amination of anabasine, N-methylanabasine and nicotine; Zh. Obshsch. Khim. 23 (1953) 980–982, see Chem. Abstr. 48 (1954) 7616f.
- 492. Melsens, L. H. F.: Note sur la nicotine [A note on nicotine]; Ann. Chem. Pharm. 49/50 (1843) 353–359; Ann. Chim. Phys. 9 (1843) 465–472.
- 493. Melsens, L. H. F.: Note sur la nicotine [Note on nicotine]; Liebig Ann. Chem. 49 (1844) 353–359.
- 494. Heubel, E.: Experimental Beiträge zur Kenntnis der chemischen Eigenschaften und toxischen Wirkungen des Tabakrauche [Experimental contribution to the knowledge of the chemical properties and toxic effects of tobacco smoke]; Cent. Ed. Wissensch. 10 (1872) 641–647.
- 495. Kissling, R.: Betrachtungen über den Nikotingehalt des Cigarrenrauchs gemeinsam mit anderen giftigen Verbrennungsprodukten des Tabaks [Consideration of the nicotine content of cigar smoke considered simultaneously with other poisonous combustion products of tobacco]; Dingler's Polytech. J. 244 (1882) 64–71.
- 496. Kissling, R.: Betrachungen über den Nikotingehalt des Cigarrenrauchs gemeinsam mit der toxischen Wirkung der Verbrennungsprodukten des Tabaks [Consideration of the nicotine content of cigar smoke and the simultaneous consideration of the toxic action of the combustion products of tobacco]; Dingler's Polytech. J. 244 (1882) 234–246.
- 497. Lowenthal, M.: Untersuchungen über den Nikotingehalt des Tabakrauches [Research on nicotine content of tobacco smoke]; Medical Dissertation, Würzburg University (1892).
- 498. Kissling, R.: Nachweis von Nikotin im Tabakrauch [Evidence of nicotine in tobacco smoke]; Chem. Ztg. 22 (1898) 805.
- 499. Ludwig, E.: Über die Einführung nicotinarmer Cigarren [The introduction of low-nicotine cigars]; Österr. Sanitätswesen 14 (1902) 489–492.
- 500. Bamberger, J.: Zur Hygiene des Rauchens [The hygiene of smoking]; Münch. Med. Wchnschr. 51 (1904) 1344-1345.
- 501. Paschkis, H.: Zur Hygiene des Rauchens [The hygiene of smoking]; Monat. Gesundheit. 22 (1904) 1-6.
- 502. Schmidt, F.: Der Nikotingehalt von Tabak und Tabak-rauch [The nicotine content of tobacco and tobacco smoke]; Thesis, Würzburg University (1904) pp. 1-46.
- 503. Theodorovits, I.: The nicotine content of the smoke of different tobacco products; Magyar. Dohany. (Buda-pest) August 1 (1905) 5; August 16: 2-3; September 1: 2-3; September 16: 2-3; October 1: 2-3.
- 504. Ratner, H.: Experimentelle Untersuchung über die physiologische Wirkung des Tabakrauches auf den Organismus [Experimental study of the physiological action of tobacco smoke on organisms]; Pflügers Arch. 113 (1906) 198-212.
- 505. Bitter, L.: Untersuchungen über die Bedeutung des Nikotins für die Stärke des Rauches [Investigation of the significance of nicotine for the strength effect of smoke]; Dissertation, Würzburg University (1907) pp. 1-30.
- 506. Kuhles, J.: Investigation of the transition of nicotine from cigars and cigarettes with experiments on the absorption of nicotine from tobacco smoke in man; Dissertation, Würzburg University (1907) pp. 1-28.
- 507. Noda, S.: Beitrag zur Erklärung der Rauchwirkung (starke und milde Zigarren mit gleichem Nikotingehalt; Nikotingehalt von neuen und alten Pfeifen) [Contribution to the explanation of the action of smoke (strong and mild cigars with similar nicotine contents; nicotine content from new and old pipes)]; Thesis, Würzburg University (1908).
- 508. Toth, J.: The free nicotine content of tobacco smoke; Kiserletugyi Koslemenyek 11 (1908) 520-523.
- 509. Toth, J.: Über die Menge an freiem Nikotin im Tabakrauch [The free nicotine content of tobacco smoke]; Chem. Ztg. 33 (1909) 866-867.
- 510. Weger, G. A.: Was ist die Erklärung für die unter-schiedliche Wirkung von Zigarren mit gleichem Nikotingehalt [What is the explanation of the different effect from cigars with similar nicotine contents]; Dissertation, Würzburg University (1909) pp. 1-23.
- 511. Fröhlich, A.: Die Toxikologie des Tabakrauches und des Nikotins [The toxicology of tobacco smoke and nicotine]; Deut. Med. Wchnschr. 37 (1911) 2268-2273.
- 512. Von Frankl-Hochwart, I.: Die nervösen Erkrankungen der Tabakraucher [Nervous diseases of the tobacco smoker]; Deut. Med. Wchnschr. 37 (1911) 2273-2274, 2321-2324.
- 513. Anonymous: The toxic factor in tobacco; Lancet 1912 (i) 944-947.
- 514. Favanger, H.: Experimentelle und klinische Untersuchungen der chronischen Tabakvergiftung [Experi-mental and clinical investigation of chronic tobacco poisoning]; Wien. Klin. Wchnschr. 27 (1914) 497-501.
- 515. Kütt, H.: Studien über die Vollständigkeit der Verbrennung des Nikotins im Tabakrauch [Studies on the completeness of combustion of nicotine in tobacco smoke]; Dissertation, Würzburg University (1915) pp. 1-40.
- 516. Toth, H. and K Dangelmajer: Über die Entnikotini-sierung des Tabakrauches [Denicotinization of tobacco smoke]; Chem. Ztg. 40 (1916) 1013.
- 517. Silberbauer, R.: Physiologische Bestimmung des Nikotingehalts des Rauches von Zigarren, Zigaretten und Pfeifentabaken [Physiological determination of nicotine content of cigar, cigarette, and pipe tobacco smoke]; Medical Inaugural Dissertation, Erlangen, 1919.
- 518. Van Leeuwen, W. S.: On the nicotine content of the smoke of strong, mild and nicotine-free cigars; Arch. Exptl. Pathol. Pharmacol. 84 (1919) 282–316.
- 519. Asherson, H.: Nicotine and tobacco smoking; Chem. News J. Physiol. Sci. 120 (1920) 150.
- 520. Hahn, M. and H. Langer: Tabakrauch und Nikotin sowie eine biologische Methode für die quantitative Bestimmung des Nikotins [Tobacco smoke and nicotine and a biological method for the quantitative determination of nicotine]; Z. Hyg. Infektionskrankheit 90 (1920) 22–36.
- 521. Hirschfelder, A. D., A. E. Lange, and A. C. Feaman: The toxicity of tobacco smoke from cigars, cigarettes and pipe tobacco; Science 51 (1920) 21–22.
- 522. Bogner, H.: Die Bestimmung des Nikotingehaltes des Zigarettenrauches [Determination of the nicotine content of cigarette smoke]; Medical Inaugural Dissertation, Erlangen (1921).
- 523. Baumberger, J. P.: The nicotine content of tobacco smoke; J. Pharm. Exp. Therap. 21 (1923) 35–46.
- 524. Cerioli, G.: Analisi del tabacco [Analysis of tobacco]; Nuova Scelta di Opuscoli (Amoretti, Milano), Vol. II (1807) 250–258 [Work supported by the Academy of Science and Art, Milan].
- 525. Hermbstädt, S. H.: Bemerkungen über das Nicotianin [Remarks concerning nicotianine]; Abhandlungen der Königlichen Akademie der Wissenschaften, Phys. Klasse 7 (1822) 47–54, Berlin 1820/21.
- 526. Posselt, W. and L. Reimann: Chemische Unter-suchungen des Tabaks und Darstellung des eigentüm-lichen wirksamen Prinzips dieser Pflanze [Chemical investigations of tobacco and preparation of the characteristic effective principles of this plant]; Geigers Magazin Pharm. 24 (1828) 138–161.
- 527. Barral, M.: On nicotine; Compt. Rend. 5 (1842) 167–168.
- 528. Ortigosa, M.: Über die Zusammensetzung des Nicotins und einiger seiner Verbindungen [On the composition of nicotine and several of its compounds]; Liebig Ann. 41 (1842) 114, see also Ortigosa, M.: Ann. Chem. Physiq. XLI (1842) 141.
- 529. Barral, M.: Note sur la formule de la nicotine [A note on the formula for nicotine]; Ann. Chem. Physiq. XLVI (1847) 345–353.
- 530. Vleminckx, J. F.: Experiments on the effects of nicotine; Gaz. Hôp. (July, 1851), see Abstr. in Am. J. Med. Sci. 23 (1852) 553.
- 531. Huber, C.: Vorläufige Notiz über einige Derivative des Nikotins [Preliminary notice of several derivatives of nicotine]; Justus Liebig Ann. Chem. 141 (1867) 271.
- 532. Jullien, J.: Étude sur la nicotine [Study on nicotine]; Dissertation thesis, Paris (1868) pp. 1–60.
- 533. Kopff, A.: De la nicotin [About nicotine]; Dissertation thesis, Strasbourg (1869) pp. 1–57.
- 534. Weidel, H.: Zur Kenntnis des Nikotins [Information on nicotine]; Justus Liebig Ann. Chem. 165 (1873) 328–349.
- 535. Von Laiblin, R.: Zur Kenntnis des Nikotins [Infor- 323 118mation on nicotine]; Ber. Dtsch. Chem. Ges. 10 (1877) 2136–2140.
- 536. Von Laiblin, R.: Über Nikotin und Nikotinsäure [Nicotine and nicotinic acid]; Justus Liebig Ann. Chem. 196 (1879) 129–182.
- 537. Prescott, A. B.: Contribution from the chemical laboratory of the University of Michigan. VIII. Estimation of nicotine in tobacco by E. T. Pease; J. Am. Chem. Soc. 2 (1880) 338–339.
- 538. Liebrecht, A.: Reduction des Nikotins [Reduction of nicotine]; Ber. Dtsch. Chem. Ges. 19 (1886) 2587–2598.
- 539. Gautier, A.: Comments on M. Moissan's communication; Compt. Rend. Acad. Sci. 115 (1892) 992–993.
- 540. Blau, F.: Zur Konstitution des Nikotins [On the constitution of nicotine]; Ber. Dtsch. Chem. Ges. 26 (1893) 628–633.
- 541. Étard, A.: Recherches sur la saturation des azotes de la nicotine et sur une acetylnicotine [On the saturation of the nitrogen of nicotine and on an acetylnicotine]; Compt. rend. 117, 170–173 (1893).
- 542. Pinner, A.: Über Nikotin. Die Konsitution des Alkaloids [Concerning nicotine. The constitution of the alkaloid]; Ber. Dtsch. Chem. Ges. 26 (1893) 292–305.
- 543. Pinner, A.: Über Nikotin. 6. Mitteilung [Concerning nicotine. Part 6]; Ber. Dtsch. Chem. Ges. 26 (1893) 765–771.
- 544. Étard, A.: Recherches sur la saturation des azotes de la nicotine et sur une acetylnicotine [Investigations on the saturation of the nitrogen of nicotine and on an acetylnicotine]; Bull. Soc. Chim. Franc. 3 (1894) 109–112.
- 545. Pinner, A.: Sur la saturation des azotes de la nicotine et sur l'acetylnicotine [On the saturation of the nitrogens of nicotine and of acetylnicotine]; Arch. Pharm. 233 (1895) 586–589.
- 546. Pictet, A. and P. Genequand: Über die Jodomethylate des Nikotins [On the iodomethylate of nicotine]; Ber. Dtsch. Chem. Ges. 30 (1897) 2117–2125.
- 547. Pictet, A. and A. Rotschy: Synthese des Nikotins [Synthesis of nicotine]; Ber. Dtsch. Chem. Ges. 37 (1904) 1225–1235.
- 548. Chuard, E. and R. Mellet; Variations de la proportions de nicotine dans les divers organs de la plant de tabac au cours de la végétation [Variations in the proportions of nicotine in the different organs of the tobacco plant during growth]; Compt. Rend. Acad. Sci. (Paris) 155 (1912) 293–295.
- 549. Popp, M. and J. Contzen: Bestimmung des Nikotins im Tabak und Tabakrauch [Estimation of nicotine in tobacco and tobacco smoke]; Chem. Ztg. 46 (1922) 1001–1002.
- 550. Rhode, H.: Nicotine content of the leaves and smoke of homegrown tobacco; Zeit. Untersuch. Nahrung. 45 (1923) 112–115.
- 551. Heiduschska, A. and F. Muth: Über Nikotin im Tabak [Nicotine in tobacco]; Pharm. Zentralhalle 68 (1927) 337–345.
- 552. Heiduschska, A. and F. Muth: Über Nikotin im Tabak [Nicotine in tobacco]; Pharm. Zentralhalle 68 (1927) 353–361.
- 553. Heiduschska, A. and F. Muth: Über Nikotin im Tabak 324 [Nicotine in tobacco]; Pharm. Zentralhalle 68 (1927) 369–374.
- 554. Pfyl, B. and C. O. Schmitt: Zur Bestimmung des Nikotins im Tabak und Tabakrauch [On the determination of nicotine in tobacco and tobacco smoke]; Z. Untersuch. Lebensm. 54 (1927) 60–77.
- 555. Winterstein, E. and G. Trier: Alkaloide des Tabaks – Nikotin [Tobacco alkaloids – Nicotine]; Monograph on Natural Bases 1 (1927) 335–336.
- 556. Harlan, W. R. and R. M. Hixon: Volatility of nicotine; Ind. Eng. Chem. 20 (1928) 723–724.
- 557. Popp, H.: Nikotinarme Tabake [Nicotine-poor tobacco]; Z. Planzen. 12A (1928) 334–344.
- 558. Heiduschska, A. and F. Muth: Über Nikotin im Tabak. II [Nicotine in tobacco. II]; Pharm. Zentralhalle 69 (1929) 305–307, 454.
- 559. Heiduschska, A. and F. Muth: Über Nikotin im Tabak. III [Nicotine in tobacco. III]; Pharm. Zentralhalle 70 (1929) 517–520.
- 560. Heiduschska, A. and F. Muth: Über Nikotin im Tabak. IV [Nicotine in tobacco. IV]; Pharm. Zentralhalle 70 (1929) 677–680.
- 561. Dixon, W. E.: The physiological effects of smoking; Practitioner 118 (1927) 20–28.
- 562. Winterstein, A. and E. Aronson: Beitrag zur Kenntnis der Tabaknutzung. Teil I [Contribution to the knowledge of tobacco uses. Part I]; Z. Hyg. Infektionskrank. 107 (1927) 487–497.
- 563. Schöller, R.: Nikotingehalt des Rauches feuchter und trockener Zigarren [Nicotine content of smoke of moist and dry cigars]; Fachl. Mitt. Österr. Tabakregie 1927/1928(2) 2–4.
- 564. Wenusch, A.: Nikotinbestimmungen in den Rauch-gasen normaler und entnikotinisierter Zigarren [Nico-tine determination in the smoke of normal and denicotinized cigars]; Fachl. Mitt. Österr. Tabakregie 1927/1928(1) 7–8.
- 565. Wenusch, A.: Nikotinmenge im Tabakrauch und Nikotinaufnahme durch den menschlichen Organismus beim normalen (intermittierenden) Rauchen [Nicotine content of tobacco smoke and nicotine uptake in the human organism during normal, puff by puff smoking]; Fachl. Mitt. Österr. Tabakregie 1928(3) 8–11.
- 566. Winterstein, A. and E. Aronson: Beitrag zur Kenntnis der Tabaknutzung. Teil II. Über die Verteilung des Nikotins beim Tabakrauchen [Contribution to the knowledge of tobacco use. Part II. On the distribution of nicotine in tobacco smoking]; Z. Hyg. Infektionskrank. 108 (1928) 530–553.
- 567. Wenusch, A.: Beiträge zum Entnikotinisierungs-problem. Teil 1 [Contribution to the denicotinization problem. Part I]; Fachl. Mitt. Österr. Tabakregie 1929(2) 8–11.
- 568. Wenusch, A.: Beiträge zum Entnikotinisierungs-problem. Teil 2 [Contribution to the denicotinization problem. II]; Fachl. Mitt. Österr. Tabakregie 1929(2) 11–12.
- 569. Wenusch, A.: Beiträge zum Entnikotinisierungs-problem. Teil 3 [Contribution to the denicotinization problem. III]; Fachl. Mitt. Österr. Tabakregie 1929(3) 9–13.
- 570. Wenusch, A.: Beiträge zum Entnikotinisierungs-problem. Teil 4 [Contribution to the denicotinization problem. IV]; Fachl. Mitt. Österr. Tabakregie 1929(4) 5–10.
- 571. Winterstein, A. and E. Aronson: Beitrag zur Kenntnis der Tabaknutzung. Teil III. Die “hygienische” Zigarette [Contribution to the knowledge of tobacco uses. Part III. The “hygienic” cigarette]; Z. Hyg. Infektionskrank. 110 (1929) 644–653.
- 572. Winterstein, A. and E. Aronson: Über den Zigarettenrauch [On cigarette smoke]; Schweiz. Med. Wchnschr. 39 (1929) 550–552.
- 573. Bodnár, J.: Composition of tobacco smoke and denicotinization of tobacco; Termeszettudomanyi Kozlony 62 (1930) 397–404.
- 574. Bodnár, J.: Composition of tobacco smoke and denicotinization of tobacco; Termeszettudomanyi Kozlony 62 (1930) 443–446, see Chem. Abstr. 25 (1931) 2810.
- 575. Bolm, F.: Über den Rauch, Grenzwerte für Nikotin, und die Methode der Nikotinbestimmung nach Pfyl und Schmitt [On smoke, nicotine limit values, and the nicotine determination method of Pfyl and Schmitt]; Z. Untersuch. Lebensm. 59 (1930) 602–606.
- 576. Storp, W.: Die Entgiftung des Tabakrauchs durch Filtration [The detoxification of tobacco smoke by filtration]; Veröff. Gebiete Heeres-Sanität. 84 (1930) 165–189.
- 577. Wenusch, A.: Beiträge zum Entnikotinisierungsprobe. V [Contribution to the denicotinization test. V]; Fachl. Mitt. Österr. Tabakregie 1930(1) 13–19.
- 578. Wenusch, A.: Die Reaktion des Tabakrauches [The reaction of tobacco smoke]; Fachl. Mitt. Österr. Tabakregie 1930(2) 13–15.
- 579. Barta, L. and E. Toole: Mikrotitrimetrische Bestim-mung des Nikotins im Tabakrauch [Microtitrimetric determination of nicotine in tobacco smoke]; Angew. Chem. 44 (1931) 682–683.
- 580. Ehrismann, O.: Untersuchungen über Nikotin und die Entnikotinisierung des Tabakrauches. II [Studies on nicotine and the denicotinization of tobacco smoke. II]; Z. Hyg. Infektionskrankh. 112 (1931) 698–707.
- 581. Frank, I.: The hygiene of tobacco smoke; Z. Fortbild. 28 (1931) 784–787.
- 582. Hahn, M. and O. Ehrismann: Untersuchungen über Nikotin und die Entnikotinisierung des Tabakrauches. I [Studies on nicotine and the denicotinization of tobacco smoke. I]; Z. Hyg. Infektionskrank. 112 (1931) 680–697.
- 583. Herrmann, K.: Untersuchungen über die Entnikotini-sierung mittels der Bonikot Methode [Research on denicotinization by the Bonicot method]; Med. Welt (1931) 1564.
- 584. Kovalenko, E.: The nicotine content of tobacco smoke; in: Research on the chemistry of tobacco, edited by A. A. Shmuk, Gosudarstvennyi Inst. Tabakovedeniya Publ. No. 80 (1931) 77–85.
- 585. Pyriki, C.: Über das Auftreten von Nikotin im Zigarettenrauch [On the occurrence of nicotine in cigarette smoke]; Z. Angew. Chem. Zent. Tech. Chem. 44 (1931) 553–554.
- 586. Pyriki, C.: Über das Auftreten von Nikotin im Ziga-rettenrauch [On the occurrence of nicotine in cigarette smoke]; Z. Untersuch. Lebensm. 62 (1931) 95–99.
- 587. Van Druten, A.: Wirkung der “Bonikot” Injektion auf den Nikotingehalt von Zigarrenrauch [Influence of “Bonicot“ injection on the nicotine content of cigar smoke]; Z. Untersuch. Lebensm. 62 (1931) 633–647.
- 588. Wenusch, A.: Beitrag zur Bestimmung des Nikotins in Rauchgasen. I [Contribution to the determination of nicotine in smoke. I]; Fachl. Mitt. Österr. Tabakregie 1931(1) 1–8.
- 589. Wenusch, A.: Beitrag zur Bestimmung des Nikotins in Rauchgasen. II [Contribution to the determination of nicotine in smoke. II]; Fachl. Mitt. Österr. Tabakregie 1931(2) 1–3.
- 590. Wenusch, A.: Über die Stärke der Tabakfabrikate [On the strength of tobacco products]; Fachl. Mitt. Österr. Tabakregie 1931(3) 1–10.
- 591. Heiduschska, A. and E. Post: Über die Bestimmung des Nikotins im Tabakrauch [Determination of nicotine in tobacco smoke]; Pharm. Zentralhalle 73 (1932) 529–530.
- 592. Kissling, R.: Über die Entfernung des Nikotins aus dem Tabakrauch während des Rauchens [Removal of nicotine from tobacco smoke during smoking]; Chem. Ztg. 56 (1932) 31.
- 593. Kissling, R.: Über die Entnikotinisierung des Tabakrauchs während des Rauchens [Denicotinization of tobacco smoke during smoking]; Chem. Ztg. 56 (1932) 822–823.
- 594. Margasinski, Z.: Tobacco smoke; Przemysl Chem. 16 (1932) 224–225, 250–251.
- 595. Michalowsky, E. H.: Comparative experiments on the influence of “Bonicot” on the nicotine content of cigar and cigarette smoke; Münch. Med. Wochnschr. 79 (1932) 827–828.
- 596. Molinari, E.: Über den Einfluß der Luftfeuchtigkeit auf den Nikotingehalt des Tabakrauches [The influence of atmospheric moisture on the nicotine content of tobacco smoke]; Fachl. Mitt. Österr. Tabakregie 1932 (2) 4–7.
- 597. Nagy, V. L.: How much nicotine gets into cigarette smoke? Biochem. Z. 254 (1932) 94–96.
- 598. Nagy, V. L.: Microdetermination of nicotine in tobacco smoke; Biochem. Z. 249 (1932) 404–408.
- 599. Paffgen, J.: Verfahren zur Abtrennung von giftigen Bestandteilen aus dem Tabakrauch [Process for the separation of the poisonous constituents of tobacco smoke]; German Patent No. 549, 413 (1932).
- 600. Pyriki, C.: Über die Aufnahme des Nikotins beim Zigarettenrauchen [On the absorption of nicotine in cigarette smoking]; Z. Untersuch. Lebensm. 64 (1932) 163–171.
- 601. Pyriki, C.: Über das Auftreten von Nikotin im Zigarettenrauch. II [On the occurrence of nicotine in cigarette smoke. II]; Z. Untersuch. Lebensm. 64 (1932) 263–277.
- 602. Pyriki, C.: Der Genuss des Tabakrauches und die Bedeutung des Nikotins [The enjoyment of tobacco smoke and the importance of nicotine]; Prakt. Ärzt. 29 (1932) 45–47.
- 603. Schaarschmidt, A., H. Hoffmeier, and P. Nowak: Applicability of absorption agents for removing poisons from tobacco smoke; Chem. Ztg. 56 (1932) 911–913.
- 604. Schlossmann, H. and M. Schlesinger: Wird der Nikotingehalt des Zigarrenrauches durch Bonicot vermindert? [Is the nicotine content of cigar smoke decreased by Bonicot?] Klin. Wchnschr. 11 (1932) 371–372.
- 605. Shmuk, A. A., S. M. Kashirin, and A. P. Smirnov: Denicotinizing cigarettes by filtration of the smoke; Vsesoyuznuii Inst. Tabaknoi Prom. 90 (1932) 66–71.
- 606. Skumburdis, K. and R. Kissling: Zur Frage der Denikotinisierung des Tabakrauches während des Rauchens [The question of denicotinization of tobacco smoke while smoking]; Chem. Ztg. 56 (1932) 208.
- 607. Traube, L.: Über die Entfernung des Nikotins aus dem Tabakrauch während des Rauchens [Removal of nicotine from tobacco smoke during smoking]; Chem. Ztg. 56 (1932) 963.
- 608. Van Druten, A.: Diskussion der Arbeit von M. Hahn und O. Ehrismann: Nikotin und die Entnikotinisierung des Tabakrauches. Teil I [Discussion of the work of M. Hahn and O. Ehrismann: Nicotine and the denico-tinization of tobacco smoke. Part I]; Z. Hyg. Infektionskrank. 113 (1932) 754–755.
- 609. Waser, E. and M. Stähli: Untersuchung des Tabakrauches. I [Investigation of tobacco smoke. I]; Z. Untersuch. Lebensm. 64 (1932) 470–485.
- 610. Waser, E. and M. Stähli: Untersuchung des Tabakrauches. II [Investigation of tobacco smoke. II]; Z. Untersuch. Lebensm. 64 (1932) 569–573.
- 611. Nagy, V. L. and S. Dickmann: Volumetric determi-nation of very small amounts of nicotine; Magy. Gyog. Tarsasag Ertesit. 9 (1933) 210–215.
- 612. Nagy, V. L. and S. Dickmann: Volumetrische Bestim-mung kleinster Nikotinmengen [Volumetric determi-nation of very small amounts of nicotine]; Z. Anal. Chem. 94 (1933) 12–17.
- 613. Braun, K.: Zur Gehaltsbestimmung von Nikotin im Tabak und im Tabakrauch [Determination of nicotine content in tobacco and in tobacco smoke]; Chem. Ztg. 55 (1930) 354–355.
- 614. Braun, K.: Erfahrung bei der Nikotinbestimmung im Tabak und im Tabakrauch [Knowledge of the determination of nicotine in tobacco and tobacco smoke]; Pharm. Zentralhalle 71 (1930) 209–213.
- 615. Faitelowitz, A.: Über die Bedeutung der Acidität des Tabaks für seine hygienische Beurteilung [On the significance of the acidity of tobacco for its hygienic evaluation]; Z. Untersuch. Lebens. 60 (1930) 518–523.
- 616. Harlan, W. R. and R. M. Hixon: Catalytic reduction of nicotine and metanicotine; J. Am. Chem. Soc. 52 (1930) 3385–3388.
- 617. Heiduschska, A.: Erfahrung bei der Nikotin-bestimmung im Tabak und im Rauch [Knowledge of the determination of nicotine in tobacco and in smoke]; Pharm. Zentralhalle 71 (1930) 305–306.
- 618. Windus, W. and C. S. Marvel: The reduction of nicotine and some derivatives of hexa- and octahydronicotine; J. Am. Chem. Soc. 52 (1930) 2543–2546.
- 619. Auprecht: Investigation of new drugs, antiseptics and curative agents; Pharm. Zeit. 76 (1931) 427–448.
- 620. Tonn, O.: Results of tests on denicotinizing tobacco by the “Nicoton” and “Bonicot” methods; Apotheker Ztg. 46 (1931) 1393–1395.
- 621. Post, E.: Beitrag zur Kenntnis des Nikotins [Contribution to the knowledge of nicotine]; Thesis, Leipzig (1932) pp. 1–58.
- 622. Waser, E.: Die Gefahren des Nikotins [The danger of nicotine]; Schweiz. Med. Wchnschr. 13 (1932) 249–254.
- 623. Hofmann, E.: Semimicro- and microcolorimetric determination of nicotine in tobacco and tobacco smoke; Biochem. Z. 260 (1933) 26–33.
- 624. Toole, E.: The polarimetric determination of nicotine in tobacco and tobacco smoke; Z. Anal. Chem. 93 (1933) 188–194.
- 625. Koperina, A. W. and S. Kalibab: Denicotinized cigarettes; Tabakhnaya Promysh. 1935(3) 34–35.
- 626. Späth, E. and F. Kesztler: Über neue Tabakbasen. II. Ein Vereinfachung der Pictetschen Nikotinsynthese [On new tobacco bases. II. A simplification of the nicotine synthesis by Pictet]; Ber. Dtsch. Chem. Ges. 68 (1935) 494–497.
- 627. Wenusch, A.: Über die Anreicherung von Nikotin im Stummel von Zigaretten aus Orient Tabaken [Accumulation of nicotine in the butt of cigarettes made with Oriental tobacco]; Z. Untersuch. Lebensm. 70 (1935) 536–537.
- 628. Busbey, R. L. and N. E. McIndoo: A bibliography of nicotine, Part I. Chemistry of nicotine; Division of Insecticide Investigations and Division of Control Investigations; USDA, 1936.
- 629. Busbey, R. L. and N. E. McIndoo: A bibliography of nicotine; Part II. Chemistry of nicotine; Division of Insecticide Investigations and Division of Control Investigations; USDA, 1936.
- 630. Malaquin, A.: La nicotine dans les tabacs et leurs fumées [Nicotine in tobaccos and their smokes]; Douai (France) (1936) 1–78.
- 631. McIndoo, N. E. R. C. Roark, and R. L. Busbey: A bibliography of nicotine, Part II, Section 1: The insecticidal uses of nicotine and tobacco; USDA, 1936.
- 632. McIndoo, N. E. R. C. Roark, and R. L. Busbey: A bibliography of nicotine, Part II, Section 2: The insecticidal uses of nicotine and tobacco; USDA, 1936.
- 633. McIndoo, N. E. R. C. Roark, and R. L. Busbey: A bibliography of nicotine, Part II, Section 3: The insecticidal uses of nicotine and tobacco; USDA, 1936.
- 634. Späth, E. and E. Kainrath: Über neue Tabakalkaloide. XV. Über die Pictetsche Nikotinsynthese [On new tobacco alkaloids. XV. About the nicotine synthesis by Pictet]; Ber. Dtsch. Chem. Ges. 70 (1937) 1276–1281.
- 635. Mulinos, M. G. and J. R. Cockrill: The filtering power of cigarette tobacco; Arch. Internat. Pharm. Dyn. 58 (1937/1938) 200–207.
- 636. Molinari, E.: Über Stickstoffkörper des Tabaks und Tabakrauches [The nitrogen compounds of tobacco and tobacco smoke]; Fachl. Mitt. Österr. Tabakregie 1938(3) 12–15.
- 637. Avens, A. W. and G. W. Pearce: Silicotungstic acid determination of nicotine. Errors involved and a new technique for steam-distillation of nicotine; Ind. Eng. Chem. 11 (1939) 505–508.
- 638. Shmuk, A. A. and A. Borozdina: Determination of the content of nicotine and anabasine together; J. App. Chem. 12(10) (1939) 1582.
- 639. Reif, G.: Nikotinarmer und nikotinfreier Tabak [Nicotine-poor and nicotine-free tobacco]; Z. Ärzt. Fortbild. 37 (1940) 374–375.
- 640. Dawson, R. F.: Nicotine synthesis in excised roots; Am. J. Bot. 29 (1942) 813–815
- 641. Haag, H. B. and P. S. Larson: Some chemical and pharmacological observations on “low nicotine” tobacco; Science 97 (1943) 187–188.
- 642. Pyriki, C.: Beitrag zur Standardisierung der Nikotin-bestimmung [Contribution to the standardization of nicotine determination]; Acta Nicotiana 2 (1943) 116–121.
- 643. Larson, P. S. and H. B. Haag: Quantitative 326 121determination of nicotine and nornicotine in mixtures; Ind. Eng. Chem., Anal. Ed. 16 (1944) 86–90.
- 644. Clemo, G. R. and G. A. Swann: A contribution to the study of nicotine and the synthesis of 7-azaindole derivatives; J. Chem. Soc. (1945) 603–607.
- 645. Haag, H. B., P. S. Larson, and J. K. Finnegan: Studies on factors influencing the toxicity of nicotine; J. Pharm. Exp. Ther. 85 (1945) 356–362.
- 646. Larson, P. S., H. B. Haag, and J. K. Finnegan: On the relative toxicity of nicotine and nornicotine; Proc. Soc. Exp. Biol. 58 (1945) 231–232.
- 647. Brice, B. A.: Ultraviolet absorption spectra of nicotine, nornicotine, and some of their derivatives; 2nd Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 2, Paper No. 4, 1948.
- 648. Dawson, R. F.: Method for the quantitative determination of nicotine and nornicotine. A progress report; 2nd Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 2, Paper No. 1, 1948.
- 649. Griffith, R. B. and R. N. Jeffrey: Improved steam-distillation apparatus: Application to determination of nicotine in green and dry tobacco; Anal. Chem. 20 (1948) 307–311.
- 650. Willits, C. O.: Determination of nicotine by ultraviolet absorption; 2nd Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 2, Paper No. 5, 1948.
- 651. Porter, W. L., J. Naghski, and A. Eisner: Partition of tobacco alkaloids and some nicotine transformation products on a paper sheet support; Arch. Biochem. 24 (1949) 461–463, see Chem. Abstr. 44 (1950) 4637f.
- 652. Swain, M. L., A. Eisner, C. F. Woodward, and B. A. Brice: Ultraviolet absorption spectra of nicotine, nornicotine, and some of their derivatives; J. Am. Chem. Soc. 71 (1949) 1341–1345.
- 653. Dawson, R. F.: Formation of nornicotine from nicotine in burley tobacco; 4th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 4, Paper No. 2, 1950.
- 654. Pyriki, C.: Über das Auftreten von Nikotin im Zigarettenrauch. III [On the occurrence of nicotine in cigarette smoke. III]; Z. Untersuch. Lebensm. 65 (1933) 566–571.
- 655. Schlossmann, H.: The nicotine content in the smoke of cigarettes containing low-nicotine, nicotine-detoxified, and nicotine-free tobaccos; Klin. Wchnschr. 12 (1933) 1255–1258.
- 656. Stähli, M.: Research on tobacco smoke; Thesis, Eidgenossichen Technischen Hochschule, Zurich, Switzerland, Publ. No. 757 (1933) pp. 1–53.
- 657. Graham, J. H.: On the trail of nicotine during the smoking process; Am. J. Pharm. 106 (1934) 256–261.
- 658. Koperina, A. W.: The balance of nicotine in the smoking of tobacco in cigarettes; Tabakhnaya Promysh. 1934(5) 37–40.
- 659. Koperina, A. W. and A. Shageeva: Transfer of nicotine into the smoke for different conditions of burning Makhorka and Makhorka dust; Tabakhnaya Promysh. 1934(1) 15–19.
- 660. Nagy, V. L. and L. Barta: Über den Nikotingehalt des Zigarren- und Pfeifenrauchs [Nicotine content of cigar and pipe smoke]; Angew. Chem. 47 (1934) 214–215.
- 661. Preiss, W.: Über die Verringerung des Nikotingehalts im Rauch durch Fumasan-Stäbchen [On decreasing the nicotine content of smoke by Fumasan sticks]; Pharm. Zentralhalle 75 (1934) 501–503.
- 662. Pyriki, C.: Über das Auftreten von Nikotin im Zigaret-tenrauch. IV [On the occurrence of nicotine in cigarette smoke. IV]; Z. Untersuch. Lebensm. 68 (1934) 420–431.
- 663. Pyriki, C.: Über die Verteilung des Nikotins beim Rauchen von Zigaretten [Distribution of nicotine in the smoking of cigarettes]; Chem. Ztg. 58 (1934) 279.
- 664. Pyriki, C.: Über die Verteilung des Nikotins beim Rauchen von Zigaretten [On the distribution of nicotine with the smoking of cigarettes]; Chem. Ztg. 58 (1934) 543.
- 665. Waser, E. and M. Stähli: Untersuchung des Tabak-rauches. III [Investigation of tobacco smoke. III]; Z. Untersuch. Lebensm. 66 (1933) 354–362.
- 666. Wenusch, A.: Über die Bestimmung des Nikotins im Tabakrauch [Determination of nicotine in tobacco smoke]; Biochem. Z. 271 (1934) 280–284.
- 667. Wenusch, A.: Über die Verteilung des Nikotins beim Rauchen von Zigaretten [On the distribution of nicotine with the smoking of cigarettes]; Chem. Ztg. 58 (1934) 206–207.
- 668. Wenusch, A.: Über die Verteilung des Nikotins beim Rauchen von Zigaretten [On the distribution of nicotine with the smoking of cigarettes]; Chem. Ztg. 58 (1934) 310.
- 669. Wenusch, A.: Über die Verteilung des Nikotins beim Rauchen von Zigaretten [On the distribution of nico-tine with the smoking of cigarettes]; Chem. Ztg. 58 (1934) 543.
- 670. Wenusch, A.: Theoretische Grundlagen zur Kenntnis der Nikotinverteilung beim Rauchen von Zigaretten [Theoretical basis for information on the nicotine distribution in cigarette smoking]; Z. Untersuch. Lebensm. 68 (1934) 412–420.
- 671. Wulfert, K.: The determination of nicotine in the smoke of Norwegian and foreign tobaccos; Tidsskr. Kjemi, Bergvesen 14 (1934) 128–131.
- 672. Wulfert, K.: The determination of nicotine in the smoke of Norwegian and foreign tobaccos; Tidsskr. Kjemi, Bergvesen 14 (1934) 140–143.
- 673. Bodnár, J., V. L. Nagy, and S. Dickmann: Uptake of nicotine by the human organism during smoking: Fate of nicotine; Biochem. Z. 276 (1935) 317–322.
- 674. Bodnár J, V. L. Nagy, and T. Vecsey: Adsorption of nicotine from tobacco smoke by different adsorbents; Pharm. Zentralhalle 76 (1935) 657–661.
- 675. Jensen, C. O. and D. Haley: Studies on the nicotine content of cigarette smoke; J. Agr. Res. 51 (1935) 267–276.
- 676. Preiss, W.: Wirkung von Zellulose-Filtereinlagen in Zigaretten auf den Nikotingehalt des Rauches [Action of cellulose filters in cigarettes on the nicotine content of smoke]; Pharm. Zentralhalle 76 (1935) 313–316.
- 677. Pyriki, C.: Über das Auftreten von Nikotin im Zigarettenrauch. V [On the occurrence of nicotine in cigarette smoke. V]; Z. Untersuch. Lebensm. 70 (1935) 527–535.
- 678. Pyriki, C.: Über die Anreicherung des Nikotins in 327 Zigarettenstummeln [On the concentration of nicotine in cigarette butts]; Pharm. Zentralhalle 76 (1935) 513–517.
- 679. Heiduschska, A.: Über die Bestimmung des Nikotins im Tabakrauch [Determination of nicotine in tobacco 122smoke]; Pharm. Zentralhalle 77 (1936) 780-782.
- 680. Wenusch, A.: Der Nikotingehalt des Hauptstromrauchs dicker und dünner Zigaretten [The nicotine content of the mainstream smoke of thick and thin cigarettes]; Z. Untersuch. Lebensm. 72 (1936) 213-218.
- 681. Wenusch, A.: Über die Bestimmung des Nikotins im Tabakrauch [Determination of nicotine in tobacco smoke]; Pharm. Zentralhalle 77 (1936) 645-646.
- 682. Bailey, C. F. and A. W. Petre: The modern cigarette industry; Ind. Eng. Chem. 29 (1937) 11-19.
- 683. Derr, R. B., A. H. Riesmeyer, and R. B. Unangst: Removal of undesirable constituents from tobacco smoke; Ind. Eng. Chem. 29 (1937) 771-776.
- 684. Pierce, L. H.: The absorption of nicotine in cigarette smoking; J. Pharmacol. Exptl. Therap. 60 (1937) 114-115.
- 685. Pyriki, C: Über den Zigarettenrauch und dessen Nikotin [On cigarette smoke and its nicotine]; Pharm. Zentralhalle 78 (1937) 313-318.
- 686. Wenusch, A.: Über die Bestimmung des Nikotins im Tabakrauch [The determination of nicotine in tobacco smoke]; Z. Untersuch. Lebensm. 74 (1937) 46-51.
- 687. Wenusch, A.: Über den Einfluss der Schnittbreite auf den Übergang des Nikotins in den Hauptstromrauch [The influence of cut width on the passage of nicotine into mainstream smoke]; Z. Untersuch. Lebensm. 75 (1937) 182-184.
- 688. Justen-Müller, E.: Contribution to the study of cigarette and cigar smoke; J. Pharm. Chim. 28 (1938) 430-435.
- 689. Nagy, V. L.: Mikrobestimmung der Tabakrauch-Alkalität [Microdetermination of tobacco smoke alkalinity]; Pharm. Zentralhalle 79 (1938) 505-508.
- 690. Haag, H. B.: The physiologic activity of cigarette smoke solutions as related to their nicotine content; J. Lab. Clin. Med. 25 (1939/1940) 610-618.
- 691. Haag, H. B. and R. C. Neale: Comparative toxicity of nicotine and some of its salts; J. Pharm. Exp. Ther. 69 (1940) 289.
- 692. Haag, H. B., J. H. Weatherby, and R. C. Neale: Studies on nicotine; Bull. Med. Coll. Virginia 37 (1940) 1-4.
- 693. Wenusch, A.: Über die Nikotinaufnahme beim Tabak-rauchen [Nicotine assimilation by tobacco smoking]; Med. Klin. 36 (1940) 1159-1161.
- 694. Wenusch, A.: Tabakuntersuchungen V. Der Einfluss der Wärmefermentation auf den “Nikotinschub” [Tobacco investigations. V. The influence of warm fermentation on “nikotinschub”]; Z. Untersuch. Lebensm. 79 (1940) 265-267.
- 695. Wenusch, A.: Über die Nikotinaufnahme beim Tabakrauchen [On the uptake of nicotine from tobacco smoke]; Med. Klin. 36 (1940) 1159-1161.
- 696. Willits, CO., M. L. Swain, J. A. Connelly, and B. A. Brice: Spectrophotometric determination of nicotine; Anal. Chem. 22 (1950) 430-433.
- 697. Weybrew, J. A., TJ. Mann, and RJ. Monroe: The alkaloid components of hybrids between N. tabacum and N. sylvestris; 6th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 6, Paper No. 3, 1952, pp. 9-11.
- 698. Cundiff, R. H. and P. C. Markunas: A rapid titrimetric procedure for the determination of nicotine, nor-nicotine, and total alkaloids in tobacco and tobacco products; 7th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 7, Paper No. 3, 1953, p. 4.
- 699. Pierce, L. H.: The absorption of nicotine in cigarette smoking; J. Lab. Clin. Chem. 26 (1941) 1322–1325.
- 700. Wenusch, A.: Letzte Forschungsergebnisse über Tabak, Tabakrauch und die Nikotinadsorption beim Tabakrauchen [Latest research results on tobacco, tobacco smoke, and nicotine absorption from tobacco smoking]; Österr. Chem. Z. 44 (1941) 228–233.
- 701. Wenusch, A.: Über die absoluten Nikotinmengen, die während des Rauchens aufgenommen werden [Abso-lute amounts of nicotine ingested during tobacco smoking]; Forschung. Fortschritte 18 (1942) 77–78.
- 702. Wenusch, A.: Über die absoluten Mengen des beim Rauchen aufgenommenen Nikotins [On the absolute quantity of nicotine taken up by smoking]; Chem. Ztg. 66 (1942) 254–255.
- 703. Wenusch, A.: Versuche über einen biologischen Abbau des Nikotins [Experiment on the biological degradation of nicotine]; Z. Untersuch. Lebensm. 84 (1942) 329–331.
- 704. Wenusch, A.: Weitere Untersuchungen über einen biologischen Abbau des Nikotins [Additional research on the biological degradation of nicotine]; Z. Untersuch. Lebensm. 84 (1942) 498–501.
- 705. Pyriki, C.: Über die Nikotinanreicherung in Zigaretten-stummeln und seine Beziehung zur Reaktion des Hauptstromrauchs [Nicotine accumulation in cigarette stubs and its relation to reaction of the main smoke stream]; Z. Untersuch. Lebensm. 85 (1943) 337–346.
- 706. Woodward, C. F., C. O. Badgett, and J. J. Willaman: Nicotine to nicotinonitrile catalytic vapor-phase oxidation; Ind. Eng. Chem. 36 (1944) 540–544.
- 707. McCormick W. E. and M. Smith: Determination of nicotine in the air; Ind. Eng. Chem. (Anal.) 18 (1946) 508–512.
- 708. Finnegan, J. K., P. S. Larson, and H. B. Haag; Studies on cigarette smoke irritation. II. The role of nicotine; Proc. Soc. Exptl. Biol. Med. 65 (1947) 200–202.
- 709. Sollmann, T.: A manual of pharmacology and its application to the therapeutics of toxicology; 7th Edition, Philadelphia, PA (1948) 351–352.
- 710. Dabrowska, O.: Nicotine, resins, reducing agents in the smoke of Polish cigarettes from different flue-cured and Turkish type tobaccos; Prace Tytoniowe Zeszyt (1949) 149–165; Rocznick Naut. Polniczych. (1949) 53.
- 711. Ling, H. W. and C. B. Wynn Parry: The amount of nicotine absorbed in smoking; Brit. J. Pharmacol. Chemotherapy 4 (1949) 313–314.
- 712. Wenusch, A.: What hopes can be based on nicotine filters? Rev. Internat. Tabacs 24 (1949) 136, 147.
- 713. Rayburn, C. H.: Influence of certain variables on the composition of cigarette smoke; Proc. Res. Conf. Chemistry of Tobacco (1950) 10–11.
- 714. Marchand, J. and J. Renard: Nicotine content in cigarette smoke; Papeterie 73 (1951) 263–265, 267.
- 715. Vettors, L.: Determination of nicotine in tobacco smoke; Ann. Assoc. Brazil. Quim. 10 (1951) 78–82.
- 716. Greenberg, L. A., D. Lester, and H. W. Haggard: The absorption of nicotine in smoking; J. Pharmacol. Exptl. Therap. 104 (1952) 162–167.
- 717. Staub, M. and H. Furrer: The determination of nicotine and tar in tobacco smoke; Mitt. Gebiet. Lebensm. Hyg. 44 (1953) 371–377.
- 718. Staub, M. and H. Furrer: The testing of nicotine filters; 328 123Mitt. Gebiet. Lebens. Hyg. 44 (1953) 472–474.
- 719. Wahl, R. and O. Heil: Die Entwicklung einer neuen Rauchapparatur unter besonderer Berücksichtigung der Strömungsverhältnisse [Development of a new smoking apparatus with special regard to the gas flow relationships]; in: Sonderheft anlässlich des 25-jährigen Bestehens der Bundesanstalt für Tabakforschung in Forchheim [Volume devoted to the 25 years’ existence of the Institute for Tobacco Study in Forchheim] (1953) 16–20.
- 720. Wolman, W. and R. R. Stark: A study of cigarettes, cigarette smoke, and filters. I. Filter-tip cigarettes; J. Am. Med. Assoc. 152 (1953) 917–920.
- 721. Wolman, W. and R. R. Stark: A study of cigarettes, cigarette smoke, and filters. II. Special low-nicotine cigarettes; J. Am. Med. Assoc. 152 (1953) 1035–1036.
- 722. Rayburn, C. H., W. R. Harlan, and H. R. Hanmer: Rearrangement of nicotine oxide; J. Am. Chem. Soc. 72 (1950) 1721–1723.
- 723. Pinner, A.: Über Nikotin [Concerning nicotine]; Ber. Dtsch. Chem. Ges. 28 (1885) 456.
- 724. Wenusch, A.: Über die Menge an nichtflüchtigen Tabakrauchbestandteilen und die Löslichkeit von Nikotinsalzen in verschiedenen Lösungsmitteln [The amount of nonvolatile tobacco smoke constituents and the solubility of nicotine salts in different solvents]; Z. Untersuch. Lebensm. 74 (1937) 43–46.
- 725. Hermbstädt, S. F.: Nicotianin oder Tabak-Kampfer [Nicotianine or tobacco-camphor]; Schw. 31, 442; Abstr. Berz. Jahresber (1823) 113.
- 726. Pictet, A. and P. Crépieux: Über die Hydrierung des Nicotyrine [On the hydrogenation of nicotyrine]; Ber. Dtsch. Chem. Ges. 31 (1898) 2018–2022.
- 727. Wibaut, J. P. amd J. Overhoff: The catalytic hydrogenation of nicotine. A suitable method for the preparation of N-methyl-(3-pyridyl)-2-pyrrole (3,2’-nicotyrine); Rec. Trav. Chem. Pays-Bas 47 (1928) 935–939.
- 728. Wibaut, J. P. and J. T. Hackman: Reduction of 3,2’-nicotyrine to dihydronicotyrine and inactive nicotine disproportionation of dihydronicotyrine; Rec. Trav. Chem. Pays-Bas 51 (1932) 1157–1165.
- 729. Wenusch, A.: Über das Auftreten von Nikotyrin im Tabak [On the occurrence of nicotyrine in tobacco]; Biochem. Z. 275 (1935) 361.
- 730. Haag, H. B.: A contribution to the pharmacology of anabasine; J. Pharm. Exp. Ther. 48 (1933) 95–104.
- 731. Smith, C. R.: Neonicotine and isomeric pyridylpiperidines; J. Am. Chem. Soc. 53 (1931) 277–281.
- 732. Smith, C. R.: Identity of neonicotine and the alkaloid anabasine; J. Am. Chem. Soc. 54 (1932) 397–399.
- 733. Olchansky, M. I.: Le nouvel alcaloide anabasine, ses propriétés toxiques et curatives [The novel alkaloid anabasine, its toxic and curative properties]; Proc. 15th Int. Physiol. Cong. (1935) 276–277.
- 734. Smith, C. R.: Occurrence of anabasine in Nicotiana glauca R. Grah (Solanaceae); J. Am. Chem. Soc. 57 (1935) 959–960.
- 735. Smith, H. H. and C. R. Smith: Alkaloids in certain species and interspecific hybrids of Nicotiana; J. Agr. Res. 65 (1942) 347–359.
- 736. Dubinin, B. M. and G. V. Chelintsev: Pyrolysis of anabasine; Zhur. Obshch. Khim. 16 (1946) 105–108.
- 737. Matveev, B. V.: Catalytic oxidation of anabasine; J. Gen. Chem. USSR 17 (1947) 482–484.
- 738. Sadykov, A. S. and N. Ashrapova: Syntheses from anabasine. III. Condensation of aliphatic oxides with anabasine; Zhur. Obshsch. Khim. 17 (1948) 1212–1215.
- 739. Späth, E. and E. Zajic: Über neue Tabakbasen. III. Über das l-Nornikotin [On new tobacco bases. III. About l-nornicotine]; Ber. Dtsch. Chem. Ges. 68 (1935) 1667–1670.
- 740. Wenusch, A.: Über das Nornikotin [Concerning nornicotine]; Pharm. Zentralhalle 77 (1936) 141–143.
- 741. Späth, E., L. Marion, and E. Zajic: Über neue Tabakbasen. IV. Synthese des l-Nornikotin [On new tobacco bases. IV. Synthesis of l-nornicotine]; Ber. Dtsch. Chem. Ges. 69 (1936) 251–255.
- 742. Chen, K. K., C. L. Rose, and E. B. Robins: Toxicity of nicotinic acid; Proc. Soc. Exp. Biol. 38 (1938) 241–245.
- 743. Gottscho, A. and W. G. Frankenburg: A comprehensive method of analysis of the nitrogen compounds of tobacco and some changes occurring during fermentation of cigar tobacco; 6th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 6, Paper No. 8, 1952, p. 8.
- 744. Pictet, A.: N-Methylpyrrolidin aus Nikotin [N- Methylpyrrolidine from nicotine]; Ber. Dtsch. Chem. Ges. 38 (1905) 1951–1952.
- 745. Von der Porten, I.: Über Tabakpapier [About tobacco paper]; Dingler's Polytech. 146 (1857) 240, 435–436, also see Suter, J. S. and G. M. Palmer: Improvements in wrappers for cigars; U. S. Patent No. 21,704 (October 5, 1858).
- 746. Koperina, A. W.: Research on tobacco chemistry. VII. The resins of tobacco smoke; Biochem. Z. 256 (1932) 134–144.
- 747. Koperina, A. W.: The resins of tobacco smoke; Vsesoy. Inst. Tabakhnoi Makharoch. Promysh. Publ. No. 109 (1934) 99–106.
- 748. Wenusch, A.: Über das Vorkommen von Harzen im Tabakrauch [The occurrence of resins in tobacco smoke]; Z. Untersuch. Lebensm. 69 (1935) 81–85.
- 749. Wenusch, A.: Über die nichtflüchtigen Bestandteile des Tabakrauchs [Composition of the non-volatile constituents of tobacco smoke]; Pharm. Zentralhalle 78 (1937) 238–241.
- 750. Mazzulli, R. B.: Contribution to the study of the resin content of smoke from native tobaccos; Rev. Facultad Sci. Quim. (Quim. y Farm.) 25 (1950) 103–110.
- 751. Von Degrazia, J.: Verfahren zur Bestimmung der Tabakharze and seine Anwendung an verschiedenen Tabaken [Method for the determination of tobacco resin and its application to various tobaccos]; Fachl. Mitt. Österr. Tabakregie (1914) 1–4.
- 752. Gaertner, K.: Grading of tobacco on the basis of chemical composition. I; Magyar Chemiai Folyoirat 44 (1938) 47–59.
- 753. Pyriki, C.: Über harzartige Bestandteile des Orient Tabaks und dessen Rauchs [Resinous constituents of Oriental tobacco and its smoke]; Z. Untersuch. Lebensm. 80 (1940) 42–61.
- 754. Dittmar, H.: The effect of saccharides in tobacco on some components of cigarette smoke; Tabak (Berlin) 1 (1940) 118–125.
- 755. Martin, A. L. and S. F. Trelease: Absorption of 329 selenium by tobacco and soybeans in sand cultures; 124Am. J. Botany 25 (1933) 380–385.
- 756. MacIntire, W. H., W. M. Shaw, and J. B. Young: The role of silica in counteracting magnesia-induced toxicity; Soil Sci. 19 (1925) 331–341.
- 757. Frankenburg, W. G.: Chemical changes in the harvested tobacco leaf; Adv. Enzymology 10 (1950) 325–441.
- 758. Trimble, H.: The occurrence of strontium in plants; Am. J. Pharm. 69 (1897) 296
- 759. Shedd, O. M.: The relation of sulphur to soil fertility; Kentucky Sta. Bull. 188 (1914) 595–630.
- 760. McMurtrey, J. E.: Effect of thallium on growth of tobacco plants; Science 76 (1932) 86.
- 761. Van Der Veen, R.: Frenching of tobacco as a toxic symptom; Meded. Besock. Proefsta. 61 (1938) 15–20.
- 762. Shear, G. M. and H. D. Ussery: Frenching of tobacco distinguished from thallium toxicity by spectrographic analysis; J. Agr. Res. 60 (1940) 129–149.
- 763. Toth, J.: Thiocyanogen compounds in tobacco smoke; Chem. Ztg. 33 (1909) 1301–1302.
- 764. Cavalli, A.: Über die Verbrennungsprodukte des Tabaks [On the combustion products of tobacco]; Selmi 8 (1898) 25.
- 765. Murray, B. J. A.: Nicotiana tabacum; Apparatus Medicam. (1793) 681–702.
- 766. Carpenter, F. B.: Types of’ tobacco and their analyses; North Carolina Experiment Station, Bull. 122 (1895) 331–366.
- 767. Kissling, R.: Handbuch der Tabakkunde, des Tabak-baues, und der Tabakfabrikation [Handbook of tobacco science, tobacco cultivation, and tobacco manu-facture]; Paul Parey, Berlin, Germany (1905).
- 768. Lehmann, K. B.: Vorläufiger Bericht über Tabakunter-suchungen [Preliminary reports on tobacco studies]; Hyg. Rundschau 17 (1907) 1100–1101.
- 769. Kissling, R.: Fortschritte der Tabakchemie [Progress in tobacco chemistry]; Chem. Ztg. 32 (1908) 717–718.
- 770. Kissling, R.: Fortschritte auf dem Gebiete der Tabakchemie [Progress in the field of tobacco chemistry]; Chem. Ztg. 34 (1910) 486–488.
- 771. Ehrenstein, M.: Neuere Entwicklungen in Chemie und Biochemie des Tabaks [New developments in the chemistry and biochemistry of tobacco]; Arch. Pharm. 268 (1930) 430–433.
- 772. Gabelya, Y. O. and G. I. Kipriyanov: Reaction of tobacco smoke as an index of the quality of tobacco; Ukrainskii Khem. Zhur. 5 Tech. Pt. (1930) 167–184.
- 773. Shmuk, A. A. (editor): Research on the chemistry of tobacco; Gosudartsvennyi Inst. Tabakovedeniya Publ. No. 80 (1931).
- 774. Waser, E.: Über Tabak und Tabakprodukte [Tobacco and tobacco products]; Mitt. Gebiet Lebensm. Hyg. 26 (1935) 205–211.
- 775. Wenusch, A.: Beitrag zur Kenntnis der Tabaksorten [Contribution to knowledge on tobacco varieties]; Z. Untersuch. Lebensm. 70 (1935) 506–510.
- 776. Schöller, R. and E. Molinari: Beitrag zur Qualitätsbestimmung von Tabaken durch chemisch-physikalische Untersuchungen. Teil II [Contribution to the determination of tobacco quality through physico-chemical research. Part II]; Fachl. Mitt. Österr. Tabakregie 1937(2) 1–15.
- 777. Brandt, W.: Tabak und Tabakrauch. Teil I [Tobacco and tobacco smoke. Part I]; Chem. Ztg. 62 (1938) 841–843.
- 778. Brandt, W.: Tabak und Tabakrauch. Teil II [Tobacco and tobacco smoke. Part II]; Chem. Ztg. 62 (1938) 851–852.
- 779. Bodnár, J. and Z. Votisky: Measurement of tobacco quality on the basis of chemical composition of tobacco and the determination of quality through tobacco smoke reaction or “Smoke Number”; Z. Untersuch. Lebensm. 80 (1940) 515–527.
- 780. Smirnov, A. I., M. P. Platnisky, A. P. Smirnov, and A. A. Sirotenko: Biochemie des tabacs [The biochemistry of tobacco]; Utigeverij, The Hague (1940) pp. 4–64.
- 781. Palfray, L., S. Sabetay, L. Sabourin, and H. F. Emma-nuel: Le tabac et son parfum [Tobacco and its aroma]; Ann. Chim., Anal. Chim. Appl. 23 (1941) 311.
- 782. Pyriki, C.: Information über Tabak und Tabakchemie für Jedermann [Tobacco information and tobacco chemistry for everybody]; Deut. Tabakztg. 12 (1943) 1; Deut. Tabakztg. 13 (1943) 2.
- 783. Pyriki, C.: Untersuchungen von neue angebauten Deutschen Tabaken [Investigation of newly generated German tobacco]; Z. Untersuch. Lebensm. 90 (1950) 276.
- 784. Baumberger, J. P.: Amount of smoke produced from tobacco and its absorption in smoking as determined by electrical precipitation; J. Pharm. Exp. Therap. 21 (1923) 47–57.
- 785. Koperina, A. W.: An investigation of the nitrogenous substances of tobacco smoke; in: Research on the chemistry of tobacco, edited by A. A. Shmuk, Gosudartsvennyi Inst. Tabakovedeniya Publ. No. 80 (1931) 61–75.
- 786. Kurilo, M. E.: Estimation of the aromatic substances in tobacco smoke; Vsesoyuznyi Institut Tabachnoi Promyshlennosti, 104 (1933) 33–39.
- 787. Tschebull, E.: Die Analyse des Zigarettenrauches [Analysis of cigarette smoke]; Österr. Chem. Ztg. 37 (1934) 127–128.
- 788. Pyriki, C.: Beiträge zur Frage des Tabakrauchens [Contributions to the question of tobacco smoking]; Pharm. Zentralhalle 78 (1937) 533–534.
- 789. Rohrbach, E.: Beiträge zur Kenntnis des Tabak-rauchens [Contributions to knowledge of tobacco smoking]; Pharm. Zentralhalle 78 (1937) 453–463.
- 790. Wenusch, A.: Über die Abrauchmethode von B. Pfyl [On the smoking method of B. Pfyl]; Pharm. Zentralhalle 78 (1937) 189–191.
- 791. Smirnov, A. P. and A. A. Sirotenko: Studies on aro-matic substances in tobacco smoke; Vsesoy. Nauchno-Issled. Inst. Tabach 140 (1939) 103-108, see Shmuk, A. A.: Collected works on the chemistry of tobacco and Makhorka, Vol. 8 (1939).
- 792. Wenusch, A.: Der Tabakrauch. Seine Entstehung, Beschaffenheit und Zusammensetzung [Tobacco smoke. Its formation, quality, and composition]; Arthur Geist, Bremen, Germany (1939).
- 793. Hillsman, O. L.: Factors influencing the composition of cigarette smoke; Virginia Sci. J. 2 (1941) 195.
- 794. Matthews, J. E.: An investigation of certain factors affecting the composition of cigarette smoke; Thesis, Pennsylvania State College (1941) pp. 1–77.
- 795. Fromm, F.: On tobacco smoke; Science 104 (1946) 376.
- 796. Matthews, J. E.: Smoke technique and analysis; 2nd Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 2, Paper No. 8, 1948, p. 1.
- 797. Laskowski, K.: Components of tobacco smoke and their absorption in the respiratory system of the smoker; Rocz. Panstwowego Zadlaku Hig. 2 (1951) 139–160.
- 798. Warner, B. R. and M. E. Hobbs: An investigation of the technique and methods for the study and evaluation of the physical and chemical properties of some aerosols; Progress Rept. No. 1, Damon Runyon Memorial Fund, Research Project DRIR-186 (1953).
- 799. Drobkov, A. A.: The role of natural radioactive elements in the life of plants; Soviet. Agron. 7(9) (1949) 75–79, see Chem. Abstr. 44 (1949) 708.
- 800. Phillips, M. and A. M. Bacot: The content of uronic acids in several grades of flue-cured type 12 tobacco; J. Assoc. Off. Agr. Chem. 36 (1953) 123–128.
- 801. Barnhardt, W. W.: Moisture determination; 2nd Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 2, Paper No. 6, 1948.
- 802. Roffo, A. H.: Desarrollo de un carcinome en el conejo por el tabaco [Development of a carcinoma in a rabbit by tobacco]; Bol. Inst. Med. Exptl. Estud. Cáncer 7 (1930) 501–538.
- 803. Kennaway, E. L. and I. Hieger: Carcinogenic sub-stances and their fluorescent spectra; Brit. Med. J. 1930(i) 1044–1046.
- 804. Cook, J. W., C. L. Hewitt, and I. Hieger: Isolation of a cancer-producing hydrocarbon from coal tar. II. Isolation of 1,2- and 4,5-benzpyrenes, perylene, and 1,2-benzanthracene; J. Chem. Soc. (1933) 395–398.
- 805. Eby, J.: Personal communication to Wynder, Graham, and Croninger (1953).
- 806. Fieser, L. F.: Chemical carcinogenesis; Arthur Stoll Festschriffte (1957) 489–498.
- 807. Wynder, E. L. and D. Hoffmann: Experimental tobacco carcinogenesis; Adv. Cancer Res. 8: (1964) 249–453, see 259.
- 808. Wynder, E. L. and D. Hoffmann: Tobacco and tobacco smoke: Studies in experimental carcinogenesis; Academic Press, New York, NY (1967).
- 809. Newsome, J. R. and C. H. Keith: Variation of the gas phase composition within a burning cigarette; Tob. Sci. 9 (1965) 65–69.
- 810. Larson, P. S., H. B. Haag, and H. Silvette: Tobacco: Experimental and clinical studies, Williams and Wilkins Company, Baltimore, MD (1961) pp. 422–424.
- 811. Roffo, A. E.: El CO en los enfermos con carcinomas [CO in those ill with carcinoma]; Bol. Inst. Med. Exptl. Estud. Cáncer 18 (1941) 559–565.
- 812. Roffo, A. E.: Espectrograffe de los derivados obtenidos por destilacion directa de los tabacos y su relacion como agentes carcinogenos [Spectrograph of derivatives obtained by direct distillation of tobaccos and the relation to carcinogenic agents]; Bol. Inst. Med. Exptl. Estud. Cáncer 17 (1940) 279.
- 813. Roffo, A. H.: Cancerización gástrica por ingestion de alquitrán tabáquico [Gastric cancer by ingestion of tobacco tar]; Bol. Inst. Med. Exptl. Estud. Cáncer 18 (1942) 39–68, see Chem. Abstr. 36 (1942) 1433.
- 814. Cooper, R. L. and A. J. Lindsey: 3,4-Benzpyrene and other polycyclic hydrocarbons in cigarette smoke; Brit. J. Cancer 9 (1955) 304–309.
- 815. Lefemine, D. V., E. T. Alvord, and S. Z. Cardon: Identification of 3,4-benzpyrene in cigarette paper smoke and tars; Southeastern Reg. Mtg., Am. Chem. Soc., Birmingham, AL (1954).
- 816. Cardon, S. Z. and E. T. Alvord: The presence of 3,4-benzpyrene in cigarette smoke; Ann. Mtg., Am. Assoc. Adv. Sci., Atlanta, GA (1955) pp. 1–12.
- 817. Alvord, E. T. and S. Z. Cardon: Separation and identification of 3,4-benzpyrene in cigarette smoke; 9th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 9, Paper No. 24, 1955, p. 13.
- 818. Wynder, E. L. and D. Hoffmann: The role of higher polycyclic hydrocarbons in tobacco carcinogenesis; Proc. Am. Assoc. Cancer Res. 3 (1) (1959) 74; A study of tobacco carcinogenesis. VII. The role of higher polycyclic hydrocarbons; Cancer 12 (1959) 1079–1086.
- 819. Rodgman, A. and L. C. Cook: The analysis of cigarette smoke condensate. XIV. Polycyclic aromatic hydrocarbons; RDR, 1960, No. 20, May 26, see www.rjrtdocs. com 501008592 -8660.
- 820. Rodgman, A.: Studies of polycyclic aromatic hydro-carbons in cigarette mainstream smoke: Identification, tobacco precursors, control of levels: A review; Beitr. Tabakforsch. Int. 19 (2001) 361-379.
- 821. Roffo, A. H.: Durch Tabak beim Kaninchen entwickeltes Carcinom [Initiation of carcinomas in rabbits with tobacco]; Z. Krebsforsch. 33 (1931) 321–332.
- 822. Roffo, A. H.: Carcinome dévelopé chez un lapin après trois ans, par l'effet du tabac [Carcinoma developed in a rabbit after three years due to the effect of tobacco]; Néoplasmes 2 (1932) 77–89.
- 823. Roffo, A. H.: Carcinome tabáquico de gran malignidad desarrollado en un conejo [Tobacco carcinoma of great malignancy developed in a rabbit]; Bol. Inst. Med. Exptl. Estud. Cáncer 20 (1943) 1–48.
- 824. Roffo, A. H.: Cáncer experimental desarrollado por alquitrán de tabaco. Sarcomo fusocelular [Experi-mental cancer produced by tobacco tar. Fusocellular sarcoma]; Bol. Inst. Med. Exptl. Estud. Cáncer 19 (1942) 419–430.
- 825. Roffo, A. H.: Unidad cancerígena de los alquitranes de diversos tipos de tabacos [Uniform carcinogenicity of the tars from different types of tobacco]; Rev. Liga Puertorriq. Contra el Cáncer 3 (1943) 122–124.
- 826. Wynder, E. L. and D. Hoffmann: Ein experimenteller Beitrag zur Tabakrauchkanzerogenese [An experi-mental contribution to tobacco smoke carcinogenesis]; Deut. Med. Wchnschr. 88 (1963) 623–628.
- 827. Roffo, A. H.: Correlación del valor cancerígeno del alquitrán de tabaco con el de hulla [Correlation of the carcinogenicity of tobacco tar with that from soft coal]; Bol. Inst. Med. Exptl. Estud. Cáncer 17 (1940) 699–713, see Chem. Abstr. 35 (1941) 37093.
- 828. Jaffe, R., W. Jaffe, and L. Potenza: Acción cancerígena de alquitran de cigarillo y de chimo [Carcinogenic action of cigarillo tar and its chemistry]; Rev. San. (Caracas) 11 (1946) 387–390.
- 829. Hueper, W. C.: Role of occupational and environmental air pollutants in production of respiratory cancers; Arch. Path. 63 (1957) 427–450.
- 830. Rodgman, A.: The analysis of cigarette smoke conden-sate. II. The pretreatment of Camel blend tobacco; RDR, 1956, No. 12, November 1, see www.rjrtdocs. com 501008294 -8336, 504912107 -2148, 515839741 -9783.
- 831. Rodgman, A.: The analysis of cigarette smoke condensate. VI. The influence of solvent pretreatment of tobacco and other factors on the polycyclic hydrocarbon content of smoke condensate; RDR, 1959, No. 1, January 29, see www.rjrtdocs. com 501008529 -8591.
- 832. Ashburn, J. G.: Study of tobacco pretreatments; RDR, 1958, No. 20, December 10, see www.rjrtdocs. com 504912251 -2337.
- 833. Wynder, E. L. and G. F Wright: Studies on the identification of carcinogens in cigarette tar; Proc. Am. Assoc. Cancer Res. 2(2) (1956) 159; A study of tobacco carcinogenesis. I. The primary fractions; Cancer 10 (1957) 255–271.
- 834. Grossman, J. D. and R. L. Stedman: Composition studies on tobacco. II. Isolation and identification of stigmasterol from flue-cured leaves; Tob. Sci. 2 (1958) 115–116.
- 835. Dymicky, M. and R. L. Stedman: Composition studies on tobacco. IV. Ergosterol, (-sitosterol and a partially characterized steroidal glycoside from flue-cured leaves; Tob. Sci. 3 (1959) 4–8.
- 836. Dymicky, M. and R. L. Stedman: Composition studies on tobacco. IX. Campesterol from flue-cured leaves; Tob. Sci. 3 (1959) 179–181.
- 837. Cook, C. E., M. E. Twine, C. R. Tallent, I. Harper, G. Heunisch, J. B. Lewis, and M. E. Wall: An examination of the hexane extract of flue-cured tobacco involving gel permeation chromatography; Phytochemistry 8 (1969) 1025.
- 838. Grunwald, C., D. L. Davis, and L. P. Bush: Cholesterol in cigarette smoke condensate; J. Agr. Food Chem. 19 (1971) 138–139.
- 839. Rodgman, A., L. C. Cook, and P. H. Latimer: The analysis of cigarette smoke condensate. VIII. Sola-nesyl esters and phytosteryl esters; RDR, 1959, No. 2, February 10, see www.rjrtdocs. com 500933072 -3093; The composition of cigarette smoke. II. Solanesyl and phytosteryl esters; Tob. Sci. 3 (1959) 125–128.
- 840. Kosak, A. I., J. S. Swinehart, D. Taber, and B. L. Van Duuren: Stigmasterol in cigarette smoke; Science 125 (1957) 991–992.
- 841. Carruthers, W. and R. A. W. Johnstone: Phytosterols in cigarette smoke; Chem. and Ind. (London) (1958) 1663–1664.
- 842. Severson, R. F., W. S. Schlotzhauer, O. T. Chortyk, R. F. Arrendale, and M. E. Snook, Precursors of polynuclear aromatic hydrocarbons in tobacco smoke; in: 3rd International Symposium on Carcinogenesis and Mutagenesis, edited by P. W. Jones and P. Leber, Ann Arbor Science, Ann Arbor, MI (1979) 277–298.
- 843. Rodgman, A. and L. C. Cook: The analysis of cigarette smoke condensate. V. The polycyclic hydrocarbon precursors in tobacco; RDR, 1958, No. 18, December 1, see www.rjrtdocs. com 501008387 -8441, 504912197 -2250.
- 844. Rowland, R. L., A. Rodgman, J. N. Schumacher, D. L. Roberts, L. C. Cook, and W. E. Walker Jr: Macrocyclic diterpenes. Hydroxyethers from tobacco and tobacco smoke; 17th Tobacco Chemists’ Research Conference, Program Booklet and Abstracts, Vol. 17, Paper No. 16, 1963, p. 13; Macrocyclic diterpene hydroxyethers from tobacco and cigarette smoke; J. Org. Chem. 29 (1964) 16–21.
- 845. Falk, H. L., S. Goldfein, and P. Steiner: The products of cholesterol at 360 /C and their relation to carcinogens; Cancer Res. 9 (1949) 438–447.
- 846. Beck, S., A. H. M. Kirby, and P. R. Peacock: Tumors induced with heated cholesterol; Cancer Res. 5 (1945) 135–139.
- 847. Veldstra, H.: 3,5-Cholestadiene from cholesteryl oleate and its possible bearing upon the formation of carcinogenic substances in heated fats; Nature 144 (1939) 246–247.
- 848. Cohen, A., J. W. Cook, and C. L. Hewett: The synthesis of compounds related to the sterols, bile acids, and oestrus-producing hormones. Part VI. Experimental evidence of the complete structure of oestrin, equilin, and equilenin; J. Chem. Soc. (1935) 445–455.
- 849. International Agency for Research on Cancer (IARC): Evaluation of the carcinogenic risk of chemicals to humans: Polynuclear aromatic hydrocarbons. Part 1. Chemical, environmental and experimental data; IARC, Lyon, France, IARC Monograph 32 (1983).
- 850. Hartwell, J. L.: Survey of compounds which have been tested for carcinogenic activity; USPHS Publ. No. 149, 2nd Edition, Washington, DC (1951).
- 851. Roffo, A. H.: Malignant tumors of the gastrointestinal tract from feeding with heat-oxidized fats; Bull. Assoc. Franc. Cáncer 28 (1939) 556–558.
- 852. Roffo, A. H.: Malignant tumors of the gastrointestinal tract produced by ingestion of fats oxidized by heat; Bol. Inst. Med. Exptl. Estud. Cáncer 15 (1939) 407–521, see Chem. Abstr. 33 (1939) 54787.
- 853. Peacock, P. R. and S. Beck: Multiple mesenteric sarcomata in rats following ingestion of heated lard; Brit. J. Exp. Path. 24 (1943) 143, see Chem. Abstr. 38 (1944) 12753.
- 854. Lane, A., D. Blickenstaff, and A. C. Ivy: The carcinogenicity of fat “browned” by heating; Cancer 3 (1950) 1044–1051.
- 855. Morris, H. B., C. D. Larsen, and S. J. Lippincott: Effect of feeding heated lard to rats. Histological description of lesions produced; J. Natl. Cancer Inst. 4 (1943) 285.
- 856. Lam, J.: Determination of 3,4-benzpyrene and other aromatic compounds formed by pyrolysis of aliphatic tobacco hydrocarbons; Acta Pathol. Microbiol. Scand. 39 (1956) 207–210.
- 857. Badger, G. M., J. K. Donnelly, and T. M. Spotswood: The formation of aromatic hydrocarbons at high temperatures. XXIV. The pyrolysis of some tobacco constituents; Australian J. Chem. 18 (1965) 1249–1266.
- 858. Halaby, G. A. and I. S. Fagerson: Heat-treated food constituents; Proc. 3rd Internat. Cong. Food Sci. Tech-nol., Washington, DC (1970) 820.
- 859. Kitamura, K.: Pyrolysis of triglycerides; Bull. Chem. Soc. Japan 44 (1971) 1606–1609.
- 860. Higman, E. B., I. Schmeltz, H. C. Higman, and O. T. Chortyk: Studies on the thermal degradation of naturally occurring materials. II. Products from the pyrolysis of triglycerides at 400 /C; J. Agr. Food Chem. 21 (1973) 202–204.
- 861 Roffo, A. H.: Alquitrán de te cancerígeno [Carcino-genic tea tar]; Bol. Inst. Med. Exptl. Estud. Cáncer 17 (1940) 661–699, see Chem. Abstr. 35 (1941) 37092.
- 862. Roffo, A. H.: Alquitrán cancerígeno de Yerba mate [Carcinogenic tar from yerba mate]; Bol. Inst. Med. Exptl. Estud. Cáncer 18 (1941) 5–37.
- 863. Kuratsune, M.: Benzo[a]pyrene content of certain 332 127pyrogenic materials; J. Natl. Cancer Inst. 16 (1956) 1485–1496.
- 864. Kuratsune, M. and W. C. Hueper: Polycyclic hydro-carbons in coffee soot; J. Natl. Cancer Inst. 20 (1958) 37–51.
- 865. Maga, J. A.: Potential health hazards associated with smoke; Chapter 10 in: J. A. Maga: Smoke in food processing, CRC Press, Boca Raton, FL (1988) 113–144.
- 866. Roffo, A. H.: Carcinogenic tar from coffee; Bull. Assoc. Franc. Cancer 28 (1939) 910–924.
- 867. Widmark, E. M. P.: Presence of cancer producing substances in roasted food; Nature 143 (1939) 984.
- 868. Proctor, R. N.: Angel H. Roffo: The forgotten father of experimental tobacco carcinogenesis; Bull. World Hlth. Org. 84 (2006) 494–496.
- 869. Clayton, E. E.: Resistance of tobacco to blue mold; J. Agr. Res. 70 (1945) 79–85.
- 870. Garner, W. W.: The production of tobacco; Revised 1st Ed., The Blakiston Co., New York, NY (1951) pp. 234–300.
- 871. Chamberlin, F. S. and A. H. Madden: Progress report on dusts containing rotenone for the control of flea beetles attacking shade-grown cigar-wrapper tobaccos; The Florida Entomologist 20 (1937) 25–29.
- 872. LaForge, F. B. and H. L. Haller: Constituents of pyrethrum flowers. V. Concerning the structure of pyrethrolone; J. Am. Chem. Soc. 58 (1936) 1061.
- 873. LaForge F. B. and W. F. Barthel: Constituents of pyrethrum flowers. XVI. Heterogeneous nature of pyrethrolone; J. Org. Chem. 9 (1944) 242-249.
- 874. Moore, W. and S. A. Graham: A neglected factor in the use of nicotine sulphate as a spray; J. Agr. Res. 10 (1917) 47-50.
- 875. Staudinger, H. and L. Ruzicka: Insektentotende Stoffe. I-VI and VIII-X [Insecticidal material. I-VI and VIII-X]; Helv. Chim. Acta 7 (1924) 177-259, 377-390, 406-458.
- 876. Diaz del Castillo, B.: Historia verdadera de la con-quista de la neuva-Espaa [True history of the conquest of the New Spain]; Madrid (1632).
- 877. Garner, W. W.: The production of tobacco; Revised 1st Ed., The Blakiston Co., New York, NY (1951) pp. 464-465.