Acta pharmacologica Sinica
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To study the analgesic effect of endomorphin-1 (EM-1). ⋯ EM-1 had a definite analgesic effect and the analgesic effect of EM-1 was mediated by central mu-opioid receptor.
To study the analgesic effect of endomorphin-1 (EM-1). ⋯ EM-1 had a definite analgesic effect and the analgesic effect of EM-1 was mediated by central mu-opioid receptor.