title: Measurement of brain uptake of radiolabeled substances using a tritiated water internal standard.
mesh_terms: D000818:Animals; D001812:Blood-Brain Barrier; D001921:Brain / Q000378:metabolism*; D002247:Carbon Isotopes; D005260:Female; D007269:Injections, Intra-Arterial; D007444:Inulin / Q000378:metabolism; D008297:Male; D008715:Methionine / Q000378:metabolism; D008722:Methods; D051381:Rats; D013395:Sucrose / Q000378:metabolism; D013460:Sulfur Isotopes; D014316:Tritium; D014867:Water / Q000008:administration & dosage / Q000378:metabolism
chemical_list: D002247:Carbon Isotopes; D013460:Sulfur Isotopes; D014867:Water; D014316:Tritium; D013395:Sucrose; D007444:Inulin; D008715:Methionine