Measurement of methotrexate polyglutamates in human erythrocytes by ion-pair UPLC–MS/MS

Bioanalytical method development for a generation 5 polyamidoamine folic acid methotrexate conjugated nanoparticle

(2010) Leon van Haandel et al.   ANALYTICAL AND BIOANALYTICAL CHEMISTRY

Expedient methodology for total methotrexate polyglutamation pool determination in human erythrocytes

(2010) Leon van Haandel et al.   Analytical Methods

The effect of genotype on methotrexate polyglutamate variability in juvenile idiopathic arthritis and association with drug response

(2010) Mara L. Becker et al.   ARTHRITIS AND RHEUMATISM

Analysis of intracellular methotrexate polyglutamates in patients with juvenile idiopathic arthritis: Effect of route of administration on variability in intracellular methotrexate polyglutamate concentrations

(2010) Mara L. Becker et al.   ARTHRITIS AND RHEUMATISM

Effectiveness and Toxicity of Methotrexate in Juvenile Idiopathic Arthritis: Comparison of 2 Initial Dosing Regimens

(2010) M. L. BECKER et al.   JOURNAL OF RHEUMATOLOGY

Red blood cell methotrexate polyglutamates emerge as a function of dosage intensity and route of administration during pulse methotrexate therapy in rheumatoid arthritis

(2010) Thierry Dervieux et al.   RHEUMATOLOGY

Measurement of Erythrocyte Methotrexate Polyglutamate Levels: Ready for Clinical Use in Rheumatoid Arthritis?

(2010) Maria I. Danila et al.   Current Rheumatology Reports

Simultaneous determination of methotrexate and its polyglutamate metabolites in Caco-2 cells by liquid chromatography–tandem mass spectrometry

(2009) Gong Chen et al.   JOURNAL OF PHARMACEUTICAL AND BIOMEDICAL ANALYSIS

A novel high-performance liquid chromatography/mass spectrometry method for improved selective and sensitive measurement of methotrexate polyglutamation status in human red blood cells

(2009) Leon van Haandel et al.   RAPID COMMUNICATIONS IN MASS SPECTROMETRY

Pharmacokinetics of oral methotrexate in patients with rheumatoid arthritis

(2008) Judith M. Dalrymple et al.   ARTHRITIS AND RHEUMATISM

Quantification of key red blood cell folates from subjects with defined MTHFR 677C>T genotypes using stable isotope dilution liquid chromatography/mass spectrometry

(2008) Yuehua Huang et al.   RAPID COMMUNICATIONS IN MASS SPECTROMETRY