Environmental influences on brain and behavior of year-old rats.
D000110:Acetylcholinesterase / Q000378:metabolism; D000367:Age Factors; D000818:Animals; D001522:Behavior, Animal; D001835:Body Weight; D001921:Brain / Q000033:anatomy & histology*; D002540:Cerebral Cortex / Q000033:anatomy & histology / Q000201:enzymology; D004193:Discrimination Learning; D004777:Environment; D006799:Housing, Animal; D008297:Male; D009929:Organ Size; D011340:Problem Solving; D051381:Rats; D012934:Social Isolation
D000110:Acetylcholinesterase