TY - GEN AU - FRIEDKIN,M AU - CRAWFORD,E AU - HUMPHREYS,S R AU - GOLDIN,A TI - The association of increased dihydrofolate reductase with amethopterin resistance in mouse leukemia SN - 0008-5472 PY - 1998///1101 KW - Animals KW - Folic Acid Antagonists KW - pharmacology KW - Leukemia KW - Leukemia, Experimental KW - Methotrexate KW - Mice KW - Oxidoreductases KW - metabolism KW - Tetrahydrofolate Dehydrogenase N1 - Publication Type: Journal Article ER -