title: Studies on rat brain acetylcholine and cholinesterase. II. The influence of centrally acting drugs.
mesh_terms: D000109:Acetylcholine / Q000378:metabolism*; D000661:Amphetamine / Q000494:pharmacology*; D000818:Animals; D001285:Atropine / Q000494:pharmacology*; D001921:Brain / Q000187:drug effects / Q000378:metabolism*; D002802:Cholinesterases / Q000378:metabolism*; D003061:Codeine / Q000494:pharmacology*; D008297:Male; D009020:Morphine / Q000494:pharmacology*; D051381:Rats; D014149:Tranquilizing Agents / Q000494:pharmacology*
chemical_list: D014149:Tranquilizing Agents; D009020:Morphine; D001285:Atropine; D000661:Amphetamine; D002802:Cholinesterases; D000109:Acetylcholine; D003061:Codeine