2,4-diamino-5-methyl-6- [ ( 3',4',5'-trimethoxyanilino ) methyl ] quinazoline or 2,4-diamino-5- ( 3',4'-dichlorophenyl ) -6-methylpyrimidine plus leucovorin might prove to be unique in treating patients with acute lymphoblastic leukemia when the leukemic cells develop transport resistance to mtx .
C0023449
acute
C1517806
leukemic cells