title: Uptake of morphine in particulate fractions from rat brain.
mesh_terms: D000818:Animals; D001921:Brain / Q000378:metabolism*; D002467:Cell Nucleus / Q000378:metabolism; D008928:Mitochondria / Q000378:metabolism; D009020:Morphine / Q000378:metabolism*; D051381:Rats; D014316:Tritium
chemical_list: D014316:Tritium; D009020:Morphine