title: Circadian rhythm in acetylcholinesterase activity during aging of the central nervous system.
mesh_terms: D000110:Acetylcholinesterase / Q000378:metabolism*; D000375:Aging / Q000378:metabolism*; D000818:Animals; D002490:Central Nervous System / Q000201:enzymology* / Q000254:growth & development / Q000502:physiology; D002940:Circadian Rhythm; D051381:Rats; D011919:Rats, Inbred Strains
chemical_list: D000110:Acetylcholinesterase