At the Global CESI-MS Symposium, researchers explored the use of CESI–MS analysis to characterize monoclonal antibodies, to quantify highly polar pesticides, to identify post-translational protein modifications, to detect pesticide metabolites, and much more.   Techniques for Characterizing Phosphoproteins Why are phosphoproteins important?   Benefits of CESI–MS for Protein Analysis CESI–MS analysis improves separations of proteins.   CESI versus Reversed-Phase Chromatography–MS Comparison of analytical techniques for protein analysis. Watch videos Sponsored by: