title: Comparison of mu, kappa and sigma preferring agonists for effects on spinal nociceptive and other responses in rats.
mesh_terms: D000818:Animals; D009046:Motor Neurons / Q000187:drug effects; D009294:Narcotics / Q000494:pharmacology*; D009619:Nociceptors / Q000187:drug effects*; D051381:Rats; D011957:Receptors, Opioid / Q000187:drug effects*; D017473:Receptors, Opioid, kappa; D017450:Receptors, Opioid, mu; D017480:Receptors, sigma; D013116:Spinal Cord / Q000187:drug effects* / Q000502:physiology
chemical_list: D009294:Narcotics; D011957:Receptors, Opioid; D017473:Receptors, Opioid, kappa; D017450:Receptors, Opioid, mu; D017480:Receptors, sigma