Influence of morphine on lateral hypothalamic self-stimulation in the rat.
D000818:Animals; D004305:Dose-Response Relationship, Drug; D004361:Drug Tolerance; D004567:Electrodes, Implanted; D007031:Hypothalamus / Q000187:drug effects*; D008297:Male; D009020:Morphine / Q000008:administration & dosage / Q000494:pharmacology*; D051381:Rats; D012653:Self Stimulation
D009020:Morphine