Trace metals and melanogenesis.
D000417:Albinism / Q000378:metabolism; D000818:Animals; D001151:Arsenic / Q000378:metabolism; D002025:Bufonidae; D003300:Copper / Q000378:metabolism; D007854:Lead / Q000378:metabolism; D008297:Male; D008670:Metals / Q000378:metabolism*; D009532:Nickel / Q000378:metabolism; D010858:Pigmentation; D051381:Rats; D012867:Skin / Q000378:metabolism*; D014001:Tin / Q000378:metabolism
D008670:Metals; D007854:Lead; D014001:Tin; D003300:Copper; D009532:Nickel; D001151:Arsenic