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Journal of Chromatography. A|August 31, 2010
Interpreting the difference between conventional and bi-directional plate-height measurements in liquid chromatographyHui Guo, Douglas D FreyJournal of Chromatography. A|January 9, 2009
Serial displacement chromatofocusing and its applications in multidimensional chromatography and gel electrophoresis: I. Theory and general considerationsHong Shen, Douglas D FreyBiotechnology and Bioengineering|July 29, 2004
Chromatofocusing of peptides and proteins using linear pH gradients formed on strong ion-exchange adsorbentsXuezhen Kang, Douglas D FreyAnalytical Chemistry|April 2, 2002
Chromatofocusing using micropellicular column packings with computer-aided design of the elution buffer compositionXuezhen Kang, Douglas D FreyJournal of Chromatography. A|April 22, 2003
High-performance cation-exchange chromatofocusing of proteinsXuezhen Kang, Douglas D FreyJournal of Chromatography. A|May 1, 2004
Charge regulation in protein ion-exchange chromatography: development and experimental evaluation of a theory based on hydrogen ion Donnan equilibriumHong Shen, Douglas D FreyJournal of Chromatography. A|July 26, 2005
Effect of charge regulation on steric mass-action equilibrium for the ion-exchange adsorption of proteinsHong Shen, Douglas D FreyCurrent Opinion in Biotechnology|August 6, 2005
New concepts in the chromatography of peptides and proteinsDouglas D Frey, Xuezhen KangBiotechnology Progress|June 4, 2005
Behavior of the inadvertent pH transient formed by a salt gradient in the ion-exchange chromatography of proteinsJessica Soto Pérez, Douglas D FreyJournal of Chromatography. A|December 4, 2013
Development of chromatofocusing techniques employing mixed-mode column packings for protein separationsHui Guo, Xiang Li, Douglas D FreyPageof 3