title: Influence of changes in adrenergic and cholinergic activity upon acquisition of operant discrimination in albino rats.
mesh_terms: D000818:Animals; D003216:Conditioning, Operant / Q000187:drug effects*; D003913:Dextroamphetamine / Q000494:pharmacology*; D004193:Discrimination Learning / Q000187:drug effects*; D005247:Feeding Behavior / Q000187:drug effects; D008297:Male; D008781:Methyltyrosines / Q000494:pharmacology*; D010862:Pilocarpine / Q000494:pharmacology*; D051381:Rats; D011930:Reaction Time / Q000187:drug effects; D012055:Reinforcement Schedule; D012601:Scopolamine / Q000494:pharmacology*
chemical_list: D008781:Methyltyrosines; D010862:Pilocarpine; D012601:Scopolamine; D003913:Dextroamphetamine