Yunsheng Hsieh

Direct analysis of drug candidates in tissue by matrix‐assisted laser desorption/ionization mass spectrometry

Michelle L. Reyzer, Yunsheng Hsieh, Kwokei Ng et al. · Journal of Mass Spectrometry · 2003 · 360 citations

Investigation of matrix effects in bioanalytical high‐performance liquid chromatography/tandem mass spectrometric assays: application to drug discovery

Mei Hong, Yunsheng Hsieh, Cymbylene Nardo et al. · Rapid Communications in Mass Spectrometry · 2002 · 343 citations

Biological Mass Spectrometry, Apci Mode, Bioanalysis +16

Discovery of (1 <i>R</i> ,5 <i>S</i> )- <i>N</i> -[3-Amino-1-(cyclobutylmethyl)-2,3-dioxopropyl]- 3-[2( <i>S</i> )-[[[(1,1-dimethylethyl)amino]carbonyl]amino]-3,3-dimethyl-1-oxobutyl]- 6,6-dimethyl-3-azabicyclo[3.1.0]hexan-2( <i>S</i> )-carboxamide (SCH 503034), a Selective, Potent, Orally Bioavailable Hepatitis C Virus NS3 Protease Inhibitor:  A Potential Therapeutic Agent for the Treatment of Hepatitis C Infection

Srikanth Venkatraman, Stéphane Bogen, Ashok Arasappan et al. · Journal of Medicinal Chemistry · 2006 · 278 citations · Full text

Discovery of a Novel, Orally Active Himbacine-Based Thrombin Receptor Antagonist (SCH 530348) with Potent Antiplatelet Activity

Samuel Chackalamannil, Yuguang Wang, William J. Greenlee et al. · Journal of Medicinal Chemistry · 2008 · 267 citations · Full text

Immunology, Cardiovascular Pharmacology, Pharmacotherapy +21

Matrix‐assisted laser desorption/ionization imaging mass spectrometry for direct measurement of clozapine in rat brain tissue

Yunsheng Hsieh, Roger Casale, Elaine K. Fukuda et al. · Rapid Communications in Mass Spectrometry · 2006 · 182 citations