Quantitative liquid chromatographic and tandem mass spectrometric determination of vitamin D₃ in human serum with derivatization: A comparison of in-tube LLE, 96-well plate LLE and... by Xie, W, Chavez-Eng, C.M, Fang, W, Constanzer, M.L, Matuszewski, B.K, Mullett, W.M, Pawliszyn, J

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Standard line slopes as a measure of a relative matrix effect in quantitative HPLC–MS bioanalysis by Matuszewski, B.K.

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High-performance liquid chromatographic–tandem mass spectrometric evaluation and determination of stable isotope labeled analogs of rofecoxib in human plasma samples from oral bioa... by Chavez-Eng, C.M, Constanzer, M.L, Matuszewski, B.K

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Elimination of autosampler carryover in a bioanalytical HPLC-MS/MS method: a case study by Vallano, P.T., Shugarts, S.B., Woolf, E.J., Matuszewski, B.K.

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Simultaneous determination of unlabeled and carbon‐13‐labeled etoricoxib, a new cyclooxygenase‐2 inhibitor, in human plasma using HPLC–MS/MS by Rose, M.J., Agrawal, N., Woolf, E.J., Matuszewski, B.K.

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Determination of the HIV integrase inhibitor, MK-0518 (raltegravir), in human plasma using 96-well liquid–liquid extraction and HPLC-MS/MS by Merschman, S.A., Vallano, P.T., Wenning, L.A., Matuszewski, B.K., Woolf, E.J.

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Quantitative liquid chromatographic and tandem mass spectrometric determination of vitamin D 3 in human serum with derivatization: A comparison of in-tube LLE, 96-well plate LLE an... by Xie, W., Chavez-Eng, C.M., Fang, W., Constanzer, M.L., Matuszewski, B.K., Mullett, W.M., Pawliszyn, J.

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Effect of the sample matrix on the determination of indinavir in human urine by HPLC with turbo ion spray tandem mass spectrometric detection by Fu, I, Woolf, E.J, Matuszewski, B.K

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Comparison of solid-phase microextraction and liquid–liquid extraction in 96-well format for the determination of a drug compound in human plasma by liquid chromatography with tand... by Xie, W., Pawliszyn, J., Mullett, W.M., Matuszewski, B.K.

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Determination of fexofenadine in human plasma using 96-well solid phase extraction and HPLC with tandem mass spectrometric detection by Fu, I., Woolf, E.J., Matuszewski, B.K.

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Determination of risedronate in human urine by column-switching ion-pair high-performance liquid chromatography with ultraviolet detection by Vallano, P.T, Shugarts, S.B, Kline, W.F, Woolf, E.J, Matuszewski, B.K

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Determination of dextromethorphan and its metabolite dextrorphan in human urine using high performance liquid chromatography with atmospheric pressure chemical ionization tandem ma... by Constanzer, M.L., Chavez-Eng, C.M., Fu, I., Woolf, E.J., Matuszewski, B.K.

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Simultaneous determination of Aprepitant and two metabolites in human plasma by high-performance liquid chromatography with tandem mass spectrometric detection by Chavez-Eng, C.M., Constanzer, M.L., Matuszewski, B.K.

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Improved procedure for the the determination of rofecoxib in human plasma involving 96-well solid-phase extraction and fluorescence detection by Matthews, C.Z, Woolf, E.J, Matuszewski, B.K

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Monolithic silica liquid chromatography columns for the determination of cyclooxygenase II inhibitors in human plasma by Vallano, P.T, Mazenko, R.S, Woolf, E.J, Matuszewski, B.K

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Determination of a novel substance P inhibitor in human plasma by high-performance liquid chromatography with atmospheric pressure chemical ionization mass spectrometric detection... by Constanzer, M.L, Chavez-Eng, C.M, Dru, J, Kline, W.F, Matuszewski, B.K

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Simultaneous determination of omeprazole and 5′-hydroxyomeprazole in human plasma by liquid chromatography–tandem mass spectrometry by Woolf, E.J, Matuszewski, B.K

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Determination of efavirenz, a selective non-nucleoside reverse transcriptase inhibitor, in human plasma using HPLC with post-column photochemical derivatization and fluorescence de... by Matthews, C.Z., Woolf, E.J., Mazenko, R.S., Haddix-Wiener, H., Chavez-Eng, C.M., Constanzer, M.L., Doss, G.A., Matuszewski, B.K.

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Determination of an endothelin receptor antagonist in rat plasma by radioimmunoassay by Yuan, S, Cylc, D, Hsieh, J.Y.-K, Matuszewski, B.K

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Determination of a cyclooxygenase II inhibitor in human plasma by capillary gas chromatography with mass spectrometric detection by Dru, J.D.-Y., Chavez-Eng, C.M., Constanzer, M.L., Matuszewski, B.K.

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