title: Attenuation of morphine analgesia by lesions of the preoptic forebrain region in the rat.
mesh_terms: D000698:Analgesia; D000818:Animals; D005260:Female; D007031:Hypothalamus / Q000502:physiology*; D009020:Morphine / Q000494:pharmacology*; D011301:Preoptic Area / Q000502:physiology*; D051381:Rats; D012018:Reflex / Q000187:drug effects
chemical_list: D009020:Morphine