Stevens, C W <br/><br/>
Endogenous opioid system down-regulation during hibernation in amphibians.  [electronic resource] 

 -  Brain research  Aug 1989 
 - 227-31 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0006-8993 
<br/><br/><label>Standard No.: </label>10.1016/0006-8993(89)90590-8  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Dynorphins--pharmacology<br/>Endorphins--metabolism<br/>Hibernation<br/>Injections, Spinal<br/>Rana pipiens--metabolism<br/>Restraint, Physical<br/>Seasons<br/>Stress, Physiological--metabolism