Ramarao, P <br/><br/>
Effect of kappa-opioid receptor agonists on morphine analgesia in morphine-naive and morphine-tolerant rats.  [electronic resource] 

 -  European journal of pharmacology  Nov 1988 
 - 239-46 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0014-2999 
<br/><br/><label>Standard No.: </label>10.1016/0014-2999(88)90327-5  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>3,4-Dichloro-N-methyl-N-(2-(1-pyrrolidinyl)-cyclohexyl)-benzeneacetamide, (trans)-Isomer<br/>Animals<br/>Benzodiazepines--pharmacology<br/>Benzomorphans--pharmacology<br/>Dose-Response Relationship, Drug<br/>Drug Synergism<br/>Drug Tolerance<br/>Male<br/>Morphine--antagonists & inhibitors<br/>Narcotic Antagonists<br/>Pain Measurement<br/>Pyrrolidines--pharmacology<br/>Rats<br/>Rats, Inbred Strains<br/>Tail--drug effects