Narcotic analgestics: CNS sites and mechanisms of action as revealed by intracerebral injection techniques.
D000701:Analgesics, Opioid / Q000008:administration & dosage* / Q000494:pharmacology; D000818:Animals; D001522:Behavior, Animal / Q000187:drug effects; D001921:Brain; D001933:Brain Stem; D002490:Central Nervous System; D004361:Drug Tolerance; D007267:Injections; D007278:Injections, Spinal; D008636:Mesencephalon; D051379:Mice; D008845:Microinjections; D009020:Morphine / Q000008:administration & dosage / Q000494:pharmacology; D010146:Pain; D011323:Primates; D011817:Rabbits; D051381:Rats; D011957:Receptors, Opioid; D012677:Sensation / Q000187:drug effects; D013116:Spinal Cord
D000701:Analgesics, Opioid; D011957:Receptors, Opioid; D009020:Morphine