Determination of serum methotrexate and 7-hydroxymethotrexate concentrations

7-Hydroxymethotrexate as a urinary metabolite in human subjects and rhesus monkeys receiving high dose methotrexate.

1976 • 256 citations

Competitive protein binding assay for methotrexate.

1975 • 100 citations

A rapid and specific radioimmunoassay for methotrexate.

1975 • 84 citations

Plasma levels of methotrexate in cancer patients as studied by an improved spectrophotofluorometric method

1974 • 52 citations

Assay for 4-amino folic acid analogues by inhibition of folic acid reductase.

1962 • 47 citations

High-pressure liquid chromatography analysis of methotrexate polyglutamates in cultured human breast cancer cells

1981 • 47 citations

Methotrexate in blood, urine, and cerebrospinal fluid of children receiving high doses by infusion.

1976 • 41 citations

A Simplified Fluorometric Method for Determination of Plasma Methotrexate

1969 • 39 citations

Rapid and simple method for the measurement of methotrexate and 7-hydroxymethotrexate in serum by high-performance liquid chromatography

1981 • 36 citations

Radioimmunoassay of methotrexate in biological fluids

1974 • 36 citations

Reversed-phase high-performance liquid chromatographic analysis of methotrexate and 7-hydroxymethotrexate in serum

1980 • 18 citations

METHOTREXATE MEGADOSAGE FOLLOWED BY FOLATE RESCUE I. A STUDY IN CLEARANCE PATTERNS

1962 • 14 citations