title: Opioid receptors mediating the antinociceptive effect of dynorphin at spinal cord level.
mesh_terms: D000700:Analgesics / Q000494:pharmacology*; D000818:Animals; D004399:Dynorphins / Q000494:pharmacology*; D008297:Male; D051381:Rats; D011919:Rats, Inbred Strains; D011957:Receptors, Opioid / Q000187:drug effects*; D017473:Receptors, Opioid, kappa; D013116:Spinal Cord / Q000187:drug effects*
chemical_list: D000700:Analgesics; D011957:Receptors, Opioid; D017473:Receptors, Opioid, kappa; D004399:Dynorphins