%0 Journal Article %J Journal of the American Society for Mass Spectrometry %D 2009 %T Modifying the Charge State Distribution of Proteins in Electrospray Ionization Mass Spectrometry by Chemical Derivatization %A Krusemark, C. J. %A Frey, B. L. %A Belshaw, P. J. %A L. M. Smith %B Journal of the American Society for Mass Spectrometry %V 20 %P 1617-1625 %8 Sep %G eng %2 PMC2776692 %R 10.1016/j.jasms.2009.04.017 %F ISI 2009 10 29 %0 Journal Article %J International Journal of Mass Spectrometry %D 2008 %T Ion-ion reactions with fixed-charge modified proteins to produce ions in a single, very high charge state %A Frey, B. L. %A Krusemark, C. J. %A Ledvina, A. R. %A Coon, J. J. %A Belshaw, P. J. %A L. M. Smith %B International Journal of Mass Spectrometry %V 276 %P 136-143 %8 Oct %G eng %2 PMC2598753 %R 10.1016/j.ijms.2008.07.029 %F ISI 2008 11 06 %0 Journal Article %J Analytical Chemistry %D 2006 %T Ionizable isotopic labeling reagent for relative quantification of amine metabolites by mass spectrometry %A Shortreed, M. R. %A Lamos, S. M. %A Frey, B. L. %A Phillips, M. F. %A Patel, M. %A Belshaw, P. J. %A L. M. Smith %B Analytical Chemistry %V 78 %P 6398-6403 %8 Sep %G eng %R 10.1021/ac0607008 %F ISI 2006 09 29 %0 Journal Article %J Angewandte Chemie-International Edition %D 2006 %T Mixed isotope photoaffinity reagents for identification of small-molecule targets by mass spectrometry %A Lamos, S. M. %A Krusemark, C. J. %A McGee, C. J. %A Scalf, M. %A L. M. Smith %A Belshaw, P. J. %B Angewandte Chemie-International Edition %V 45 %P 4329-4333 %@ 1433-7851 %G eng %R 10.1002/anie.200600743