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D. Frey · SciRah

Researcher profile · Semantic Scholar

D. Frey

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D. Frey — researcher profile on SciRah

h-index: 23
Works: 69
Citations: 1,417

Most-cited papers

Validation of an optical sensor-based high-throughput bioreactor system for mammalian cell culture.
Xu-Dong Ge, M. Hanson, Hong Shen, Y. Kostov +4 more
2006Journal of Biotechnology104 citations
Semantic Scholar
Effect of Intraparticle Convection on the Chromatography of Biomacromolecules
D. Frey, E. Schweinheim, C. Horvath
1993Biotechnology progress (Print)103 citations
Semantic Scholar
Cell-free biomanufacturing
B. Bundy, J. P. Hunt, Michael C. Jewett, James R. Swartz +3 more
2018Current Opinion in Chemical Engineering68 citations Open access
Semantic Scholar
Understanding the mechanism of virus removal by Q sepharose fast flow chromatography during the purification of CHO‐cell derived biotherapeutics
Daniel Strauss, S. Lute, Zinaida Tebaykina, D. Frey +5 more
2009Biotechnology and Bioengineering63 citations
Semantic Scholar
High-performance cation-exchange chromatofocusing of proteins.
Xue-Zhen Kang, D. Frey
2003Journal of Chromatography A60 citations
Semantic Scholar
Characterization and purification of bacteriophages using chromatofocusing.
K. Brorson, Hong Shen, S. Lute, J. Perez +1 more
2008Journal of Chromatography A59 citations
Semantic Scholar
Intraparticle Mass Transfer in High‐Speed Chromatography of Proteins
D. Farnan, D. Frey, C. Horvath
1997Biotechnology progress (Print)48 citations
Semantic Scholar
Quasi-linear pH gradients for chromatofocusing using simple buffer mixtures: local equilibrium theory and experimental verification.
R. C. Bates, D. Frey
1998Journal of Chromatography A42 citations
Semantic Scholar
Chromatofocusing using micropellicular column packings with computer-aided design of the elution buffer composition.
Xue-Zhen Kang, D. Frey
2002Analytical Chemistry37 citations
Semantic Scholar
Noninvasive oxygen measurements and mass transfer considerations in tissue culture flasks
Lisa Randers‐Eichhorn, R. Bartlett, D. Frey, G. Rao
2000Biotechnology and Bioengineering37 citations
Semantic Scholar
Experimental and numerical studies of the chromatofocusing of dilute proteins using retained pH gradients formed on a strong-base anion-exchange column.
J. Strong, D. Frey
1997Journal of Chromatography A37 citations
Semantic Scholar
Effect of charge regulation on steric mass-action equilibrium for the ion-exchange adsorption of proteins.
Hong Shen, D. Frey
2005Journal of Chromatography A36 citations
Semantic Scholar
Cell‐free production of a therapeutic protein: Expression, purification, and characterization of recombinant streptokinase using a CHO lysate
K. Tran, Chandrasekhar Gurramkonda, Merideth A. Cooper, Manohar Pilli +13 more
2018Biotechnology and Bioengineering34 citations
Semantic Scholar
Charge regulation in protein ion-exchange chromatography: development and experimental evaluation of a theory based on hydrogen ion Donnan equilibrium.
Hong Shen, D. Frey
2004Journal of Chromatography A32 citations
Semantic Scholar
High-performance chromatofocusing using linear and concave pH gradients formed with simple buffer mixtures. I. Effect of buffer composition on the gradient shape.
R. C. Bates, Xue-Zhen Kang, D. Frey
2000Journal of Chromatography A31 citations
Semantic Scholar
Numerical studies of multicomponent chromatography using pH gradients
D. Frey, A. Barnes, J. Strong
199531 citations
Semantic Scholar
Behavior of the Inadvertent pH Transient Formed by a Salt Gradient in the Ion‐Exchange Chromatography of Proteins
Jessica Soto Pérez, D. Frey
2008Biotechnology progress (Print)30 citations
Semantic Scholar
Chromatofocusing of peptides and proteins using linear pH gradients formed on strong ion‐exchange adsorbents
Xue-Zhen Kang, D. Frey
2004Biotechnology and Bioengineering29 citations Open access
Semantic Scholar
Improving the recombinant human erythropoietin glycosylation using microsome supplementation in CHO cell‐free system
Chandrasekhar Gurramkonda, Aniruddha Rao, Shayan G. Borhani, Manohar Pilli +11 more
2018Biotechnology and Bioengineering27 citations Open access
Semantic Scholar
High-performance chromatofocusing using linear and concave pH gradients formed with simple buffer mixtures. II. Separation of proteins.
Xue-Zhen Kang, R. C. Bates, D. Frey
2000Journal of Chromatography A27 citations
Semantic Scholar
Dispersion in stacked-membrane chromatography
D. Frey, Robert Van de Water, Bei Zhang
199227 citations Open access
Semantic Scholar
Local‐Equilibrium Behavior of Retained pH and Ionic Strength Gradients in Preparative Chromatography
D. Frey
199625 citations
Semantic Scholar
Explicit calculation of multicomponent equilibria for ideal adsorbed solutions
D. Frey, A. Rodrigues
199423 citations
Semantic Scholar
Monoclonal antibody heterogeneity analysis and deamidation monitoring with high-performance cation-exchange chromatofocusing using simple, two component buffer systems.
Xue-Zhen Kang, J. Kutzko, M. Hayes, D. Frey
2013Journal of Chromatography A22 citations
Semantic Scholar
Serial displacement chromatofocusing and its applications in multidimensional chromatography and gel electrophoresis: II. Experimental results.
Hong Shen, Xiang Li, C. Bieberich, D. Frey
2009Journal of Chromatography A22 citations
Semantic Scholar
Purification of Recombinant Green Fluorescent Protein Using Chromatofocusing with a pH Gradient Composed of Multiple Stepwise Fronts
Chittoor R. Narahari, Lisa Randers‐Eichhorn, J. Strong, Natraj Ramasubramanyan +2 more
2001Biotechnology progress (Print)22 citations
Semantic Scholar
Characterization of Non-Infectious Virus-Like Particle Surrogates for Viral Clearance Applications
Sarah A. Johnson, K. Brorson, D. Frey, A. Dhar +1 more
2017Applied Biochemistry and Biotechnology21 citations
Semantic Scholar
Surface and pore diffusion in macroporous and gel-filled gigaporous stationary phases for protein chromatography.
Dell Farnan, D. Frey, C. Horvath
2002Journal of Chromatography A21 citations
Semantic Scholar
Displacement chromatography of proteins using a self-sharpening pH front formed by adsorbed buffering species as the displacer.
Chittoor R. Narahari, J. Strong, D. Frey
1998Journal of Chromatography A18 citations
Semantic Scholar
Asymptotic relations for preparative gradient elution chromatography of biomolecules.
D. Frey
1990Biotechnology and Bioengineering18 citations Open access
Semantic Scholar
Optimizing cell‐free protein expression in CHO: Assessing small molecule mass transfer effects in various reactor configurations
Chariz Peñalber-Johnstone, Xu-Dong Ge, K. Tran, Nicholas Selock +8 more
2017Biotechnology and Bioengineering16 citations Open access
Semantic Scholar
Interpreting the difference between conventional and bi-directional plate-height measurements in liquid chromatography.
Hui Guo, D. Frey
2010Journal of Chromatography A16 citations
Semantic Scholar
Effect of bed compression on high-performance liquid chromatography columns with gigaporous polymeric packings.
Ruth Freitag, D. Frey, Csaba Horva'th
1994Journal of Chromatography A16 citations
Semantic Scholar
Effects of surfactants on mass transfer during spray drying
D. Frey, C. King
198616 citations
Semantic Scholar
Free energy consumption at self-sharpening concentration fronts in isothermal fixed-bed adsorption : Theory for isotherms of arbitrary shape and applications in displacement chromatography
D. Frey
198715 citations Open access
Semantic Scholar
Development of chromatofocusing techniques employing mixed-mode column packings for protein separations.
Hui Guo, Xiang Li, D. Frey
2014Journal of Chromatography A14 citations
Semantic Scholar
Experimental and theoretical investigation of foam-spray drying. 2. Experimental investigation of volatiles loss during foam-spray drying
D. Frey, C. King
198614 citations
Semantic Scholar
New concepts in the chromatography of peptides and proteins.
D. Frey, Xue-Zhen Kang
2005Current Opinion in Biotechnology13 citations
Semantic Scholar
An approach to rapid distributed manufacturing of broad spectrum anti-viral griffithsin using cell-free systems to mitigate pandemics
Shayan G. Borhani, Max Z. Levine, Lauren R H Krumpe, Jennifer Wilson +13 more
2022bioRxiv12 citations Open access
Semantic Scholar
Diffusion coefficients of acetates in aqueous sucrose solutions
D. Frey, C. King
198212 citations
Semantic Scholar
General local‐equilibrium chromatographic theory for eluents containing adsorbing buffers
D. Frey, Chittoor R. Narahari, C. Butler
200211 citations
Semantic Scholar
The entropy condition for the dynamics of nonlinear multicomponent sorption in porous media
D. Frey
199011 citations Open access
Semantic Scholar
A Model of Adsorbent Behavior Applied to the Use of Layered Beds in Cycling Zone Adsorption
D. Frey
198210 citations
Semantic Scholar
Low‐cost customizable microscale toolkit for rapid screening and purification of therapeutic proteins
A. Andar, Sevda Deldari, Erick Gutierrez, David Burgenson +6 more
2018Biotechnology and Bioengineering9 citations
Semantic Scholar
Reducing sample complexity in proteomics by chromatofocusing with simple buffer mixtures.
Hong Shen, Xiang Li, C. Bieberich, D. Frey
2008Methods in molecular biology9 citations
Semantic Scholar
Experimental and theoretical investigation of foam-spray drying. 1. Mathematical model for the drying of foams in the constant-rate period
D. Frey, C. King
19869 citations
Semantic Scholar
Displacement chromatography of proteins using a retained pH front in a hydrophobic charge induction chromatography column.
Nuno D. S. Pinto, D. Frey
2015Journal of Chromatography A8 citations
Semantic Scholar
Manufacturing biological medicines on demand: Safety and efficacy of granulocyte colony‐stimulating factor in a mouse model of total body irradiation
Rajani Adiga, A. Andar, Shayan G. Borhani, David Burgenson +20 more
2020Biotechnology progress (Print)7 citations Open access
Semantic Scholar
Metal-semiconductor sorting of large-diameter single-wall carbon nanotubes by pH-dependent binding to a hydrophobic-interaction adsorbent
Payam Rezaei, L. Pfefferle, D. Frey
20215 citations Open access
Semantic Scholar
Enhancement of film mass transfer by forced convective flow perpendicular to a heterogeneous surface
Zu-Ping Lu, D. Frey, A. Rodrigues
19935 citations
Semantic Scholar

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