title: Localization in brain particulate fractions of narcotic analgesic drugs administered intracisternally to rats.
mesh_terms: D000700:Analgesics / Q000378:metabolism*; D000818:Animals; D001921:Brain / Q000166:cytology* / Q000378:metabolism; D002247:Carbon Isotopes; D002467:Cell Nucleus / Q000378:metabolism; D002499:Centrifugation, Density Gradient; D002854:Chromatography, Paper; D002946:Cisterna Magna; D004357:Drug Synergism; D066298:In Vitro Techniques; D007267:Injections; D008055:Lipids; D008297:Male; D008854:Microscopy, Electron; D008928:Mitochondria / Q000378:metabolism; D009019:Morphinans / Q000008:administration & dosage / Q000378:metabolism; D009292:Narcotic Antagonists / Q000378:metabolism; D009294:Narcotics / Q000378:metabolism*; D051381:Rats; D012995:Solubility; D013574:Synaptosomes / Q000378:metabolism; D013997:Time Factors; D014316:Tritium
chemical_list: D000700:Analgesics; D002247:Carbon Isotopes; D008055:Lipids; D009019:Morphinans; D009292:Narcotic Antagonists; D009294:Narcotics; D014316:Tritium