title: Mass training of rats in a superenriched environment.
mesh_terms: D000110:Acetylcholinesterase / Q000378:metabolism*; D000222:Adaptation, Physiological; D000223:Adaptation, Psychological; D000818:Animals; D001921:Brain / Q000502:physiology*; D002802:Cholinesterases / Q000378:metabolism*; D004247:DNA / Q000378:metabolism*; D004777:Environment; D006799:Housing, Animal; D008297:Male; D009778:Occipital Lobe / Q000378:metabolism / Q000502:physiology; D011340:Problem Solving; D012313:RNA / Q000378:metabolism*; D051381:Rats; D013997:Time Factors
chemical_list: D012313:RNA; D004247:DNA; D000110:Acetylcholinesterase; D002802:Cholinesterases