Melanins and melanogenesis.
D000375:Aging; D055598:Chemical Phenomena; D002621:Chemistry; D006200:Hair Color; D006801:Humans; D008543:Melanins / Q000502:physiology; D008544:Melanocytes / Q000502:physiology; D009381:Neoplasms, Radiation-Induced / Q000209:etiology; D012867:Skin / Q000528:radiation effects; D012878:Skin Neoplasms / Q000209:etiology; D012880:Skin Pigmentation; D013472:Sunlight; D014466:Ultraviolet Rays
D008543:Melanins