Intraventricular administration of nalorphine to mice implanted with pellets of morphine.
D000818:Animals; D002552:Cerebral Ventricles; D006801:Humans; D051379:Mice; D009020:Morphine / Q000494:pharmacology*; D009269:Nalorphine / Q000494:pharmacology*; D013375:Substance Withdrawal Syndrome
D009020:Morphine; D009269:Nalorphine