title: [The participation of nucleus raphe magnus in morphine-induced descending antinociceptive system].
mesh_terms: D000818:Animals; D004525:Efferent Pathways / Q000502:physiology; D005260:Female; D009020:Morphine / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D009270:Naloxone / Q000494:pharmacology; D009474:Neurons / Q000502:physiology; D009619:Nociceptors / Q000187:drug effects* / Q000502:physiology; D010487:Periaqueductal Gray / Q000502:physiology; D011903:Raphe Nuclei / Q000502:physiology*; D051381:Rats; D011919:Rats, Inbred Strains; D013116:Spinal Cord / Q000502:physiology
chemical_list: D009270:Naloxone; D009020:Morphine