TY - GEN AU - Nahas,A AU - Friedkin,M TI - Lack of intracellular conversion of dihydrohomofolate to tetrahydrohomofolate in leukemia cells with high levels of dihydrofolate reductase SN - 0026-895X PY - 1972///0906 KW - Animals KW - Cells, Cultured KW - Chromatography, DEAE-Cellulose KW - Folic Acid KW - biosynthesis KW - Leukemia L1210 KW - enzymology KW - Male KW - Methotrexate KW - Mice KW - Mice, Inbred Strains KW - Oxidation-Reduction KW - Spectrum Analysis KW - Tetrahydrofolate Dehydrogenase KW - metabolism KW - Tritium KW - Ultraviolet Rays N1 - Publication Type: Journal Article ER -