title: The influence of raphe lesions on the effect of morphine on nociception and cortical ACh output.
mesh_terms: D000109:Acetylcholine / Q000378:metabolism*; D000698:Analgesia; D000818:Animals; D002540:Cerebral Cortex / Q000187:drug effects / Q000378:metabolism; D004597:Electroshock; D008297:Male; D008636:Mesencephalon / Q000502:physiology*; D009020:Morphine / Q000494:pharmacology*; D051381:Rats
chemical_list: D009020:Morphine; D000109:Acetylcholine