title: Actions and interactions of narcotic agonists and antagonists on brain stem neurones.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology*; D000818:Animals; D001933:Brain Stem / Q000187:drug effects*; D003864:Depression, Chemical; D004336:Drug Antagonism; D004347:Drug Interactions; D004357:Drug Synergism; D004594:Electrophysiology; D007478:Iontophoresis; D008297:Male; D009020:Morphine / Q000494:pharmacology*; D009269:Nalorphine / Q000494:pharmacology*; D009270:Naloxone / Q000494:pharmacology*; D009474:Neurons / Q000187:drug effects*; D051381:Rats; D011919:Rats, Inbred Strains; D012701:Serotonin / Q000494:pharmacology*; D013268:Stimulation, Chemical
chemical_list: D012701:Serotonin; D009270:Naloxone; D009020:Morphine; D000109:Acetylcholine; D009269:Nalorphine