Progress report from the NIDA Addiction Research Center (preclinical laboratory), Lexington, Kentucky (1984).
D000375:Aging; D000818:Animals; D001522:Behavior, Animal / Q000187:drug effects; D002415:Cats; D003042:Cocaine / Q000494:pharmacology; D004193:Discrimination Learning / Q000187:drug effects; D004285:Dogs; D004723:Endorphins / Q000032:analysis / Q000378:metabolism; D006801:Humans; D008139:Loperamide / Q000494:pharmacology; D009020:Morphine / Q000494:pharmacology; D009316:National Institutes of Health (U.S.); D009636:Norbornanes / Q000494:pharmacology; D011680:Pupil / Q000187:drug effects; D051381:Rats; D012054:Reinforcement, Psychology; D019966:Substance-Related Disorders; D014481:United States; D001615:beta-Endorphin
D004723:Endorphins; D009636:Norbornanes; D001615:beta-Endorphin; D008139:Loperamide; D009020:Morphine; D003042:Cocaine; C020900:fencamfamine