title: Multiple endogenous opiate and non-opiate analgesia systems: evidence of their existence and clinical implications.
mesh_terms: D015670:Acupuncture Therapy; D000698:Analgesia; D000818:Animals; D002766:Cholecystokinin / Q000032:analysis / Q000494:pharmacology; D003214:Conditioning, Classical; D003891:Desipramine / Q000494:pharmacology; D004121:Dimethyl Sulfoxide / Q000494:pharmacology; D004347:Drug Interactions; D004597:Electroshock; D004723:Endorphins / Q000502:physiology*; D004743:Enkephalin, Leucine / Q000378:metabolism; D008464:Mecamylamine / Q000494:pharmacology; D009020:Morphine / Q000494:pharmacology; D019832:N-Methylscopolamine; D009270:Naloxone / Q000494:pharmacology; D009271:Naltrexone / Q000494:pharmacology; D009638:Norepinephrine / Q000378:metabolism; D011377:Proglumide; D051381:Rats; D011956:Receptors, Cell Surface / Q000378:metabolism; D011949:Receptors, Cholecystokinin; D012601:Scopolamine / Q000494:pharmacology; D012602:Scopolamine Derivatives / Q000494:pharmacology; D012701:Serotonin / Q000378:metabolism; D013116:Spinal Cord / Q000378:metabolism
chemical_list: D004723:Endorphins; D011956:Receptors, Cell Surface; D011949:Receptors, Cholecystokinin; D012602:Scopolamine Derivatives; D012701:Serotonin; D009270:Naloxone; D004743:Enkephalin, Leucine; D009271:Naltrexone; D008464:Mecamylamine; D009020:Morphine; D002766:Cholecystokinin; D012601:Scopolamine; D011377:Proglumide; D003891:Desipramine; D019832:N-Methylscopolamine; D009638:Norepinephrine; D004121:Dimethyl Sulfoxide