EFFECT OF MORPHINE ON TOLERANCE TO NALORPHINE AND ITS METABOLISM.
D001921:Brain; D004361:Drug Tolerance; D007267:Injections; D007274:Injections, Intraperitoneal; D008660:Metabolism; D009020:Morphine; D009269:Nalorphine; D051381:Rats; D012106:Research
D009020:Morphine; D009269:Nalorphine
BRAIN; DRUG TOLERANCE; EXPERIMENTAL LAB STUDY; INJECTIONS, INTRAPERITONEAL; METABOLISM; MORPHINE; NALORPHINE; RATS