Prospects for improved folate antagonists.
D000818:Animals; D055598:Chemical Phenomena; D002621:Chemistry; D004355:Drug Stability; D005493:Folic Acid Antagonists / Q000627:therapeutic use*; D007939:Leukemia L1210 / Q000188:drug therapy; D008727:Methotrexate / Q000008:administration & dosage; D051379:Mice; D011446:Prospective Studies; D013329:Structure-Activity Relationship
D005493:Folic Acid Antagonists; D008727:Methotrexate