Strategies for the Assessment of Matrix Effect in Quantitative Bioanalytical Methods Based on HPLC−MS/MS von Matuszewski, B. K, Constanzer, M. L, Chavez-Eng, C. M

Volltext

Matrix Effect in Quantitative LC/MS/MS Analyses of Biological Fluids:  A Method for Determination of Finasteride in Human Plasma at Picogram Per Milliliter Concentrations von Matuszewski, B. K, Constanzer, M. L, Chavez-Eng, C. M

Volltext

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

Volltext

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

Volltext

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

Volltext

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

Volltext

Determination of efavirenz, a selective non-nucleoside reverse transcriptase inhibitor, in human plasma using HPLC with post-column photochemical derivatization and fluorescence de... von 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.

Volltext

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... von Xie, W, Chavez-Eng, C.M, Fang, W, Constanzer, M.L, Matuszewski, B.K, Mullett, W.M, Pawliszyn, J

Volltext

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

Volltext

Low level determination of dorzolamide and its de-ethylated metabolite in human plasma by liquid chromatography with atmospheric pressure chemical ionization tandem mass spectromet... von Constanzer, M.L, Chavez, C.M, Matuszewski, B.K

Volltext

Determination of a substance P antagonist in human plasma and urine using high-performance liquid chromatography with ultraviolet absorbance and tandem mass spectrometric detection von Zagrobelny, J., Chavez, C., Constanzer, M.L., Matuszewski, B.K.

Volltext

Determination of pirenzepine in human plasma using liquid chromatography with tandem mass spectrometric detection von Chavez, C.M., Constanzer, M.L., Matuszewski, B.K.

Volltext

Effect of MK-386, a novel inhibitor of type 1 5α- reductase, alone and in combination with finasteride, on serum dihydrotestosterone concentrations in men von SCHWARTZ, J. I, VAN HECKEN, A, EBEL, D. L, JUSTICE, S. J, GERTZ, B. J, DE SCHEPPER, P. J, DE LEPELEIRE, I, LASSETER, K. C, SHAMBLEN, E. C, WINCHELL, G. A, CONSTANZER, M. L, CHAVEZ, C. M, WANG, D. Z

Volltext

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... von Xie, W., Chavez-Eng, C.M., Fang, W., Constanzer, M.L., Matuszewski, B.K., Mullett, W.M., Pawliszyn, J.

Volltext

Cyclobenzaprine Pharmacokinetics, Including the Effects of Age, Gender, and Hepatic Insufficiency von Winchell, Gregory A., King, Joyce D., Chavez-Eng, Cynthia M., Constanzer, Marvin L., Korn, Scott H.

Volltext

Indirect chiral separation and analyses in human biological fluids of the stereoisomers of a thienothiopyran-2-sulfonamide (TRUSOPT), a novel carbonic anhydrase inhibitor with two... von Matuszewski, B. K., Constanzer, M. L.

Volltext

Human positron emission tomography studies of brain neurokinin 1 receptor occupancy by aprepitant von Bergström, Mats, Hargreaves, Richard J, Burns, H.Donald, Goldberg, Michael R, Sciberras, David, Reines, Scott A, Petty, Kevin J, Ögren, Mattias, Antoni, Gunnar, Långström, Bengt, Eskola, Olli, Scheinin, Mika, Solin, Olof, Majumdar, Anup K, Constanzer, Marvin L, Battisti, Wendy P, Bradstreet, Thomas E, Gargano, Cynthia, Hietala, Jarmo

Volltext

Determination of Rofecoxib (MK-0966), a cyclooxygenase-2 inhibitor, in human plasma by high-performance liquid chromatography with tandem mass spectrometric detection von Chavez-Eng, C.M, Constanzer, M.L, Matuszewski, B.K

Volltext

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

Volltext

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... von XIE, W, CHAVEZ-ENG, C. M, FANG, W, CONSTANZER, M. L, MATUSZEWSKI, B. K, MULLETT, W. M, PAWLISZYN, J

Volltext