Hair pigmentation is one of the most conspicuous phenotypes of humans. From a chemical point of view, however, data remain scarce regarding human hair pigmentation characteristics. To determine melanin content and composition in human eumelanic hair from individuals of different ethnic origins and at different ages, we collected hair from 56 subjects with eumelanic hair from each group of African-American, East Asian, and Caucasian origin. The 56 subjects consist of 14, 7 each of males and females, each from 4 age classes of younger than 11, between 12 and 19, ...
Age-dependent changes in eumelanin composition in hairs of various ethnic origins is a post from: Skincare
Age-dependent changes in eumelanin composition in hairs of various ethnic origins via BuzzBlazer.com
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