Comparative in vivo distribution of opiate agonists and antagonists by means of double isotope techniques.
D000818:Animals; D001345:Autoradiography; D001812:Blood-Brain Barrier; D001921:Brain / Q000378:metabolism*; D002250:Carbon Radioisotopes; D004305:Dose-Response Relationship, Drug; D008099:Liver / Q000378:metabolism; D008297:Male; D009020:Morphine / Q000097:blood / Q000378:metabolism*; D009270:Naloxone / Q000097:blood / Q000378:metabolism*; D009271:Naltrexone / Q000097:blood / Q000378:metabolism; D051381:Rats; D013997:Time Factors; D014316:Tritium
D002250:Carbon Radioisotopes; D014316:Tritium; D009270:Naloxone; D009271:Naltrexone; D009020:Morphine