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glutathione enzyme systems Simplify your Measurements – Arbor Assays The changing faces of glutathione,
Description
In addition to variations in the total amount of melanin [8, 9], the size, distribution, and fate of melanosomes within keratinocytes are key determinants in the diversity in skin pigmentation [11, 17, 18]

doi: 10.1126/science.1093616

Final Guidance for Industry and FDA Staff, January 11, 2002

Melanin is the pigment that gives the skin its color
