Determination of steroid esters in hair of slaughter animals by liquid chromatography with tandem mass spectrometry
Matraszek-Żuchowska, Iwona, Woźniak, Barbara, Sielska, Katarzyna, Posyniak, Andrzej
Determination of natural and synthetic oestrogens in surface water using gas chromatography-mass spectrometry
Woźniak, Barbara, Kłopot, Alicja, Matraszek-Żuchowska, Iwona, Sielska, Katarzyna, Żmudzki, Jan
Control of residues of thyreostats in slaughter animals in Poland in 2011–2017
Woźniak, Barbara, Matraszek-Żuchowska, Iwona, Sielska, Katarzyna, Witek, Sebastian, Posyniak, Andrzej, Niemczuk, Krzysztof, Żmudzki, Jan
Determination of the Thyreostats in Animal Feeding Stuffs Using Liquid Chromatography-Tandem Mass Spectrometry
Woźniak, Barbara, Witek, Sebastian, Matraszek-Żuchowska, Iwona, Żmudzki, Jan
Development of LC-MS/MS confirmatory method for the determination of testosterone in bovine serum
Woźniak, Barbara, Matraszek-Żuchowska, Iwona, Witek, Sebastian, Posyniak, Andrzej
Influence of dietary soy isoflavones on immature hamster uterotrophic and Hershberger assays
Minta, Maria, Radko, Lidia, Stypuła-Trębas, Sylwia, Woźniak, Barbara, Żmudzki, Jan
Natural Occurrence of Thiouracil in Urine of Livestock in Poland
Woźniak, Barbara, Witek, Sebastian, Żmudzki, Jan, Kłopot, Alicja
Determination of Zeranol and its Metabolites in Bovine Muscle Tissue with Gas Chromatography-Mass Spectrometry
Matraszek-Żuchowska, Iwona, Woźniak, Barbara, Żmudzki, Jan
Control of anabolic hormone residues in tissues of slaughter animals in Poland during the period of 2011–2015
Matraszek-Żuchowska, Iwona, Woźniak, Barbara, Kłopot, Alicja, Witek, Sebastian, Sielska, Katarzyna, Posyniak, Andrzej
Levels of the natural hormones 17β-oestradiol and testosterone in serum of cattle: results from population studies in Poland
Woźniak, Barbara, Witek, Sebastian, Matraszek-Żuchowska, Iwona, Kłopot, Alicja, Posyniak, Andrzej
Screening and confirmatory GC-MS methods for the detection of trenbolone in bovine urine
Woźniak, Barbara, Matraszek-Żuchowska, Iwona, Semeniuk, Stanisław, Kłopot, Alicja, Żmudzki, Jan
Evaluation of the effect of surgical and immunological castration of male pigs on boar taint compounds in oral fluid and fat tissue by LC-MS/MS method
Woźniak, Barbara, Cybulski, Piotr, Jabłoński, Artur, Witek, Sebastian, Matraszek-Żuchowska, Iwona