Comment la mélanine (pigment principal de la couleur de la peau) est t-elle produite ?
How is melanin produced ? (melanin is the principal pigment giving to the skin its colour) Tyrosinase is normally inactive and is produced through the transcription of the tyrosinase gene Glycolization (attachment of a sugar) of tyrosinase activates it. Glycolization is induced by sunlight, irritation, hormones, radicals… Activated tyrosinase then converst the amino acid tyrosine…