A RADIOENZYMATIC ASSAY FOR FOLIC ACID ANTAGONISTS IN BIOLOGICAL FLUIDS.
D001681:Biological Assay; D001769:Blood; D006528:Carcinoma, Hepatocellular; D002555:Cerebrospinal Fluid; D002845:Chromatography; D005493:Folic Acid Antagonists; D006801:Humans; D007938:Leukemia; D008113:Liver Neoplasms; D008727:Methotrexate; D010088:Oxidoreductases; D012106:Research; D014556:Urine
D005493:Folic Acid Antagonists; D010088:Oxidoreductases; D008727:Methotrexate
BIOLOGICAL ASSAY; BLOOD; CEREBROSPINAL FLUID; CHROMATOGRAPHY; EXPERIMENTAL LAB STUDY; FOLIC ACID ANTAGONISTS; HEPATOMA; LEUKEMIA; METHOTREXATE; OXIDOREDUCTASES; URINE