[Analgesic action of recombinant human interferon-alpha and its relation with opioid receptors].
D000701:Analgesics, Opioid / Q000494:pharmacology*; D000818:Animals; D002462:Cell Membrane / Q000378:metabolism; D006801:Humans; D007370:Interferon Type I / Q000494:pharmacology*; D051381:Rats; D017465:Receptors, Opioid, delta / Q000378:metabolism*; D011994:Recombinant Proteins