Nature of pigments derived from tyrosine and tryptophan in animals.
D000818:Animals; D001688:Biological Products; D010860:Pigments, Biological / Q000032:analysis*; D014364:Tryptophan; D014443:Tyrosine
D001688:Biological Products; D010860:Pigments, Biological; D014443:Tyrosine; D014364:Tryptophan
PIGMENTS/determination; TRYPTOPHAN; TYROSINE