Opiates and play dominance in juvenile rats
Social play between pairs of individually housed juvenile rats was studied by measuring pinning frequencies occurring during rough-and tumble play. Low doses of morphine increased
Social play between pairs of individually housed juvenile rats was studied by measuring pinning frequencies occurring during rough-and tumble play. Low doses of morphine increased
Evidence for the hypothesis that brain-opioids mediate social affect and social attachments is summarized. Opiates and opioids are very effective in reducing social separation-induced distress
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