This study found that transgenic expression of Endothelin 3 in mice can maintain a dark pigmentation phenotype independently of Mc1r signaling by regulating melanogenic genes.
20 citations
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January 2015 in “Current problems in dermatology” This paper reviews recent research on hair graying, suggesting that an imbalance in oxidative stress handling may affect melanocyte stem cells and melanin production with age, and calls for exploring strategies to prolong melanin production.
401 citations
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January 2013 in “Postepy Dermatologii I Alergologii” This review discusses the biology and development of skin melanocytes, but reports no new clinical findings.
152 citations
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December 2003 in “Micron” This review discusses the development, regulation, and aging of the human hair follicle pigmentary system and suggests potential for reversing hair graying by manipulating follicle melanocytes in vitro, but reports no clinical results.
115 citations
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August 2008 in “The Journal of Clinical Endocrinology & Metabolism” In this study, T3 and T4 were found to directly influence human hair follicles in vitro, enhancing keratinocyte proliferation, prolonging the hair growth phase, and affecting pigmentation.