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EPR study of effect of ascorbic acid on hair and feather samples in relation to eumelanins and pheomelanins Cover

EPR study of effect of ascorbic acid on hair and feather samples in relation to eumelanins and pheomelanins

European Pharmaceutical Journal
Volume 68 (2021): Issue 1 (January 2021)
By: MK Lawson,  M. Valko and  K. Jomova  
Open Access
|Aug 2021

Figures & Tables

Figure 1

(a) EPR signal for red hair sample soaked in water for 24 hours and dried (left); (b) EPR signal for red hair sample soaked in 100 mM ascorbic acid solution for 24 hours and dried (right).
(a) EPR signal for red hair sample soaked in water for 24 hours and dried (left); (b) EPR signal for red hair sample soaked in 100 mM ascorbic acid solution for 24 hours and dried (right).

g Values for different hair colour types and their comparison on treatment with ascorbic acid_

Hair typeSoaked in water for 24 hoursSoaked in 10 mM ascorbic acid for 24 hours
Black2.00392.0039
Brown2.00442.0057
Red2.00512.0056
Red hen feather2.00542.0057
DOI: https://doi.org/10.2478/afpuc-2021-0001 | Journal eISSN: 2453-6725
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Language: English
Page range: 89 - 91
Submitted on: Jun 11, 2021
|
Accepted on: Jun 17, 2021
|
Published on: Aug 23, 2021
Published by: Comenius University in Bratislava, Faculty of Pharmacy
In partnership with: Paradigm Publishing Services
Publication frequency: 2 issues per year
Keywords:
hair melanin,
feather melanin,
eumelanin,
pheomelanin,
ascorbic acid,
EPR (electron paramagnetic resonance spectroscopy)
Related subjects:
Pharmacy,
Pharmacy, other

© 2021 MK Lawson, M. Valko, K. Jomova, published by Comenius University in Bratislava, Faculty of Pharmacy
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

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