TY - GEN AU - Stevens,C W AU - Pezalla,P D TI - Endogenous opioid system down-regulation during hibernation in amphibians SN - 0006-8993 PY - 1989///1026 KW - Animals KW - Dynorphins KW - pharmacology KW - Endorphins KW - metabolism KW - Hibernation KW - Injections, Spinal KW - Rana pipiens KW - Restraint, Physical KW - Seasons KW - Stress, Physiological N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1016/0006-8993(89)90590-8 ER -