A Qualified Method for Quantification of Reserpine in Protein-Precipitated Human Plasma Using Xevo G2-S Time-of-Flight Mass Spectrometr

Simultaneous in vivo Quantification and Metabolite Identification of Plasma Samples Using High Resolution QTof and Routine MS E Data Analysis Mark Wrona,1 Paul Rainville,1 Eric Langlois,2 Nigel Ewing,3 and Julie Laterreur2 1 Waters Corporation, Milford, MA, USA 2 Vertex Biopharmaceuticals,…

[ ion key / MS ] APPLICATION COMPENDIUM Dear Colleague, The 2014 introduction of the ionKey/MS System was a turning point for LC-MS. The promise of increased levels of sensitivity from smaller sample sizes was finally a reality. We were…

[ APPLICATION NOTEBOOK ] PEPTIDE AND PROTEIN BIOANALYSIS [ OUR SCIENTISTS ] Yun Alelyunas, PhD Before coming to Waters in 2012, Yun Alelyunas was a principal scientist and team leader at AstraZeneca for 20 years where she was involved in…

A Validated Liquid-Liquid Extraction Method with Direct Injection of Hexane for Clopidogrel in Human Plasma Using UltraPerformance Convergence Chromatography (UPC 2) and Xevo TQ-S Jennifer L. Simeone and Paul D. Rainville Waters Corporation, Milford, MA, USA A P P L…