the clinical applicability of the assay is demonstrated by measurements of pteroylglutamate absorption rates after oral doses of pteroylglutamic acid or pteroyltriglutamic acid and by the estimation of the accumulation of pteroylglutamate and dihydrofolate in plasma during therapy with methotrexate .
C0016410
pteroylglutamic acid
C0025677
methotrexate