title: Nucleus raphe magnus: a common mediator of opiate- and stimulus-produced analgesia.
mesh_terms: D000698:Analgesia; D000818:Animals; D001933:Brain Stem / Q000187:drug effects / Q000502:physiology*; D002415:Cats; D002642:Chick Embryo; D004558:Electric Stimulation; D011957:Receptors, Opioid
chemical_list: D011957:Receptors, Opioid