title: Analgesia induced by electrical stimulation of the brain stem in animals: involvement of serotoninergic mechanisms.
mesh_terms: D000698:Analgesia / Q000379:methods*; D000818:Animals; D001931:Brain Mapping; D001933:Brain Stem / Q000503:physiopathology*; D002415:Cats; D004558:Electric Stimulation; D004599:Electric Stimulation Therapy; D008636:Mesencephalon / Q000503:physiopathology*; D009020:Morphine / Q000627:therapeutic use; D010146:Pain / Q000503:physiopathology*; D059408:Pain Management; D011903:Raphe Nuclei / Q000503:physiopathology; D012701:Serotonin / Q000502:physiology*
chemical_list: D012701:Serotonin; D009020:Morphine