title: Antagonism between inhibitors of DNA synthesis.
mesh_terms: D000818:Animals; D001835:Body Weight / Q000187:drug effects; D003561:Cytarabine / Q000633:toxicity*; D004338:Drug Combinations; D007938:Leukemia / Q000188:drug therapy; D008297:Male; D008578:Meninges; D008727:Methotrexate / Q000037:antagonists & inhibitors* / Q000633:toxicity; D051379:Mice; D008808:Mice, Inbred CBA; D051381:Rats; D011919:Rats, Inbred Strains
chemical_list: D004338:Drug Combinations; D003561:Cytarabine; D008727:Methotrexate