in a smaller number of experiments comparing ld10 dosages ( given q2d x 5 ) of aminopterin , methotrexate , and 10-deaza-aminopterin , aminopterin was the least effective and 10-deaza-aminopterin was the most effective against the l1210 leukemia , sarcoma 180 , and ehrlich ascites tumors .
C0025677
methotrexate
C0002583
aminopterin