A histochemical study on the dihydrofolate reductase activity in leukemia.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002066:Busulfan / Q000627:therapeutic use; D006651:Histocytochemistry; D006801:Humans; D007938:Leukemia / Q000201:enzymology*; D007951:Leukemia, Myeloid / Q000188:drug therapy / Q000201:enzymology; D015470:Leukemia, Myeloid, Acute / Q000188:drug therapy / Q000201:enzymology; D007962:Leukocytes / Q000201:enzymology; D015122:Mercaptopurine / Q000627:therapeutic use; D008727:Methotrexate / Q000627:therapeutic use; D008875:Middle Aged; D013762:Tetrahydrofolate Dehydrogenase / Q000097:blood*
D015122:Mercaptopurine; D013762:Tetrahydrofolate Dehydrogenase; D002066:Busulfan; D008727:Methotrexate