Dopa and dopamine in the pigment of Substantia nigra.
D046508:Culture Techniques; D004295:Dihydroxyphenylalanine / Q000032:analysis; D004298:Dopamine / Q000032:analysis*; D006801:Humans; D008543:Melanins / Q000032:analysis; D010860:Pigments, Biological / Q000032:analysis*; D013378:Substantia Nigra / Q000032:analysis*
D008543:Melanins; D010860:Pigments, Biological; D004295:Dihydroxyphenylalanine; D004298:Dopamine