title: The ultrastructural effects of the I and S loci upon black-red melanin differentiation in the fowl.
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D004295:Dihydroxyphenylalanine / Q000378:metabolism; D005241:Feathers / Q000166:cytology; D005796:Genes; D005799:Genes, Dominant; D005838:Genotype; D006651:Histocytochemistry; D008297:Male; D008543:Melanins / Q000096:biosynthesis*; D008544:Melanocytes / Q000166:cytology* / Q000378:metabolism; D008854:Microscopy, Electron; D009154:Mutation; D010858:Pigmentation; D011200:Poultry; D012730:Sex Chromosomes; D012867:Skin / Q000166:cytology
chemical_list: D008543:Melanins; D004295:Dihydroxyphenylalanine