Liquid extraction surface analysis mass spectrometry (LESA-MS) as a novel profiling tool for drug distribution and metabolism analysis: the terfenadine example von Eikel, Daniel, Vavrek, Marissa, Smith, Sheri, Bason, Carol, Yeh, Suzie, Korfmacher, Walter A., Henion, Jack D.

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Direct analysis of drug candidates in tissue by matrix-assisted laser desorption/ionization mass spectrometry von Reyzer, Michelle L., Hsieh, Yunsheng, Ng, Kwokei, Korfmacher, Walter A., Caprioli, Richard M.

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Investigation of matrix effects in bioanalytical high-performance liquid chromatography/tandem mass spectrometric assays: application to drug discovery von Mei, Hong, Hsieh, Yunsheng, Nardo, Cymbylene, Xu, Xiaoying, Wang, Shiyong, Ng, Kwokei, Korfmacher, Walter A.

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Mapping pharmaceuticals in tissues using MALDI imaging mass spectrometry von Hsieh, Yunsheng, Chen, Jiwen, Korfmacher, Walter A.

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Development of a biomarker assay for 3-indoxyl sulfate in mouse plasma and brain by liquid chromatography/tandem mass spectrometry von Wang, Ganfeng, Korfmacher, Walter A.

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Chiral liquid chromatography-tandem mass spectrometric methods for stereoisomeric pharmaceutical determinations von JIWEN CHEN, KORFMACHER, Walter A, YUNSHENG HSIEH

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Mapping Pharmaceuticals in Rat Brain Sections Using MALDI Imaging Mass Spectrometry von Hsieh, Yunsheng, Li, Fangbiao, Korfmacher, Walter A.

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It is time for a paradigm shift in drug discovery bioanalysis: from SRM to HRMS von Ramanathan, Ragu, Jemal, Mohammed, Ramagiri, Suma, Xia, Yuan-Qing, Humpreys, W. Griffith, Olah, Timothy, Korfmacher, Walter A.

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High-Performance Liquid Chromatography-Atmospheric Pressure Photoionization/Tandem Mass Spectrometric Analysis for Small Molecules in Plasma von Hsieh, Yunsheng, Merkle, Kara, Wang, Ganfeng, Brisson, Jean-Marc, Korfmacher, Walter A

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Ultra-performance liquid chromatography/tandem mass spectrometric determination of testosterone and its metabolites in in vitro samples von Wang, Ganfeng, Hsieh, Yunsheng, Cui, Xiaoming, Cheng, Kuo-Chi, Korfmacher, Walter A.

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High-performance liquid chromatography-atmospheric pressure photoionization/tandem mass spectrometry for the detection of 17alpha-ethinylestradiol in hepatocytes von Li, Fangbiao, Hsieh, Yunsheng, Korfmacher, Walter A.

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Optimizing an ultrafast generic high-performance liquid chromatography/tandem mass spectrometry method for faster discovery pharmacokinetic sample throughput von Dunn-Meynell, Kimberly W., Wainhaus, Samuel, Korfmacher, Walter A.

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Ultra-performance liquid chromatography/tandem mass spectrometric determination of diastereomers of SCH 503034 in monkey plasma von Wang, Ganfeng, Hsieh, Yunsheng, Cheng, Kuo-Chi, Morrison, Richard A., Venkatraman, Srikanth, Njoroge, F. George, Heimark, Larry, Korfmacher, Walter A.

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Foundation review: Principles and applications of LC-MS in new drug discovery von Korfmacher, Walter A.

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Supercritical Fluid Chromatography−Tandem Mass Spectrometry for the Enantioselective Determination of Propranolol and Pindolol in Mouse Blood by Serial Sampling von Chen, Jiwen, Hsieh, Yunsheng, Cook, John, Morrison, Richard, Korfmacher, Walter A.

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Comparison of Atmospheric Pressure Chemical Ionization, Electrospray Ionization, and Atmospheric Pressure Photoionization for the Determination of Cyclosporin A in Rat Plasma von Wang, Ganfeng, Hsieh, Yunsheng, Korfmacher, Walter A

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Direct Plasma Analysis of Drug Compounds Using Monolithic Column Liquid Chromatography and Tandem Mass Spectrometry von Hsieh, Yunsheng, Wang, Ganfeng, Wang, Yuguang, Chackalamannil, Samuel, Korfmacher, Walter A

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Synthesis and SAR studies of benzimidazolone derivatives as histamine H3-receptor antagonists von Zeng, Qingbei, Rosenblum, Stuart B., Yang, Zhaoxia, Jiang, Yueheng, McCormick, Kevin D., Aslanian, Robert G., Duguma, Luli, Kozlowski, Joseph A., Shih, Neng-Yang, Hey, John A., West, Robert E., Korfmacher, Walter A., Berlin, Michael, Boyce, Christopher W.

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Investigation of the profiling depth in matrix-assisted laser desorption/ionization imaging mass spectrometry von Crossman, Lee, McHugh, Nansie A., Hsieh, Yunsheng, Korfmacher, Walter A., Chen, Jiwen

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Rapid LC/MS/MS Method Development for Drug Discovery von Xu, Xiaoying, Lan, Jing, Korfmacher, Walter A

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