title: Comparative studies of neurotransmitter substances in the maturing and aging central nervous system of the chicken.
mesh_terms: D000110:Acetylcholinesterase / Q000378:metabolism; D000123:Acetyltransferases / Q000378:metabolism; D000375:Aging; D000818:Animals; D001921:Brain / Q000201:enzymology; D001923:Brain Chemistry; D002642:Chick Embryo; D002645:Chickens; D002794:Choline; D004247:DNA / Q000378:metabolism; D009419:Nerve Tissue Proteins / Q000378:metabolism; D009638:Norepinephrine / Q000378:metabolism*; D012701:Serotonin / Q000378:metabolism*
chemical_list: D009419:Nerve Tissue Proteins; D012701:Serotonin; D004247:DNA; D000123:Acetyltransferases; D000110:Acetylcholinesterase; D002794:Choline; D009638:Norepinephrine