Inhibition of the growth of an ame-thopterin-refractory tumor by dietary restriction of folic acid.
D002296:Carcinosarcoma; D005492:Folic Acid; D005493:Folic Acid Antagonists / Q000494:pharmacology*; D005494:Folic Acid Deficiency; D006801:Humans; D009369:Neoplasms
D005493:Folic Acid Antagonists; D005492:Folic Acid
CARCINOSARCOMA/experimental; FOLIC ACID ANTAGONISTS/pharmacology; FOLIC ACID/deficiency