title: Studies of the red pigmentary system.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D000818:Animals; D005075:Biological Evolution; D055598:Chemical Phenomena; D002621:Chemistry; D002645:Chickens; D002856:Chromatophores / Q000032:analysis; D006224:Cricetinae; D003545:Cysteine / Q000378:metabolism; D005241:Feathers; D006197:Hair; D006801:Humans; D007501:Iron / Q000378:metabolism; D008970:Molecular Weight; D010455:Peptides / Q000378:metabolism; D010858:Pigmentation; D010860:Pigments, Biological / Q000032:analysis / Q000096:biosynthesis / Q000145:classification / Q000302:isolation & purification / Q000378:metabolism; D011817:Rabbits; D013045:Species Specificity; D009626:Terminology as Topic; D014443:Tyrosine / Q000378:metabolism
chemical_list: D000596:Amino Acids; D010455:Peptides; D010860:Pigments, Biological; D014443:Tyrosine; D007501:Iron; D003545:Cysteine