TY - GEN AU - Willenbring,S AU - Stevens,C W TI - Spinal mu, delta and kappa opioids alter chemical, mechanical and thermal sensitivities in amphibians SN - 0024-3205 PY - 1997///1229 KW - Analgesics, Opioid KW - pharmacology KW - Animals KW - Drug Interactions KW - Enkephalin, Leucine-2-Alanine KW - Fentanyl KW - Injections, Spinal KW - Morphine KW - Naltrexone KW - Narcotic Antagonists KW - Nociceptors KW - drug effects KW - Pain Measurement KW - Pain Threshold KW - Rana pipiens KW - Receptors, Opioid KW - Receptors, Opioid, delta KW - Receptors, Opioid, kappa KW - Receptors, Opioid, mu KW - Sensitivity and Specificity KW - Spinal Cord N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1016/s0024-3205(97)00919-3 ER -