2376. 676. "Correlations Between the Charge of Proteins and the Number of Ionizable Groups They Incorporate: Studies Using Protein Charge Ladders, Capillary Electrophoresis, and Debye-Hiickel Theory", Carbeck, J. D., Colton, I. J., Anderson, J. R., Deutch, J. M. and Whitesides, G. M., J. Am. Chem. Soc., 1999, 121, 1067