Brief communicationEffects of conditioned fear and environmental novelty on plasma β-endorphin in the rat☆
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1992, Pharmacology, Biochemistry and BehaviorExposure to mosquitoes, Aedes togoi (Theo.), induces and augments opioid-mediated analgesia in mice
1990, Physiology and BehaviorNovelty-induced opioid analgesia in deer mice (Peromyscus maniculatus): sex and population differences
1988, Behavioral and Neural BiologyAdrenocortical, β-endorphin and behavioral responses to graded stressors in differentially reared rats
1988, Physiology and Behavior
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This study was supported by USPHS Grant #MH 28485 from the National Institutes of Mental Health.
Copyright © 1982 Published by Elsevier Inc.