Chemotherapy of leukemia L1210 by 6-mercaptopurine (NSC-755) in combination with 6-methylthiopurine ribonucleoside (NSC-40774).
D000818:Animals; D000963:Antimetabolites / Q000008:administration & dosage / Q000627:therapeutic use*; D007939:Leukemia L1210 / Q000188:drug therapy*; D015122:Mercaptopurine / Q000627:therapeutic use; D051379:Mice
D000963:Antimetabolites; D015122:Mercaptopurine