Photo of Andrew Zydney

Andrew Zydney

Distinguished Professor

Affiliation(s):

  • Chemical Engineering

41 Greenberg Building

alz3@psu.edu

814-863-7113

Personal or Departmental Website

Research Areas:

Biotechnology and Synthetic Biology, Separations and Transport

Interest Areas:

Development of membrane separation systems for bioprocessing and medical devices.

 
 

 

Education

  • BS, Chemical Engineering, Yale University, 1980
  • Ph D, Chemical Engineering, Massachusetts Institute of Technology, 1985

Publications

Books

  • L. J. Zeman and Andrew Zydney, 1996, Microfiltration and Ultrafiltration: Principles and Applications, Marcel Dekker, Inc., New York, NY

Book, Chapters

  • Andrew Zydney, 2011, High Performance Ultrafiltration Membranes: Pore Geometry and Charge Effects, Elsevier, pp. Ch. 15, 333-352
  • Andrew Zydney and R. van Reis, 2011, Bioseparations: Membrane Processes, Academic Press, Burlington, VT, pp. Ch. 5.40, 499-520
  • R. van Reis and Andrew Zydney, 2010, Protein Ultrafiltration, John Wiley & Sons, Inc., pp. 4142-4162
  • Andrew Zydney, 2006, Therapeutic Apheresis and Blood Fractionation, Taylor and Francis, pp. 69-1 - 69-16
  • Andrew Zydney, C. C. Ho and W. Yuan, 2003, Fouling Phenomena during Microfiltration: Effects of Pore Blockage, Cake Filtration, and Membrane Morphology, Elsevier, Amsterdam, pp. 27-44
  • Andrew Zydney and R. van Reis, 2001, High Performance Tangential Flow Filtration, Marcel Dekker, Inc., pp. 277-298
  • Andrew Zydney and R. Kuriyel, 2000, High-Performance Tangential Flow Filtration for Protein Separations, Humana Press, Totowa, NJ, pp. 23-34
  • Andrew Zydney and R. Kuriyel, 2000, Protein Concentration and Buffer Exchange, Humana Press, Totowa, NJ, pp. 35-46
  • R. Kuriyel and Andrew Zydney, 2000, Sterile Filtration and Virus Filtration, Humana Press, Totowa, NJ, pp. 185-194
  • Andrew Zydney, 2000, Membrane Separations: Membrane Bioseparations, Academic Press, Ltd., London, UK, pp. 1748-1755
  • Andrew Zydney, 2000, Therapeutic Apheresis and Blood Fractionation, CRC Press and IEEE Press, pp. 132.1-132.15
  • R. van Reis and Andrew Zydney, 1999, Protein Ultrafiltration, John Wiley & Sons, Inc., pp. 2197-2214
  • Andrew Zydney, 1996, Non-Specific Protein-Membrane Interactions: Adsorption and Fouling, Plenum Press, New York, NY, pp. 279-288
  • Andrew Zydney, 1995, Therapeutic Apheresis and Blood Fractionation, CRC Press and IEC Press, pp. 1936-1951
  • N. J. Ofsthun and Andrew Zydney, 1994, The Importance of Convection in Artificial Kidney Treatment, pp. 53-70
  • Andrew Zydney and C. K. Colton, 1987, Fundamental Studies and Design Analyses of Cross-Flow Membrane Plasmapheresis, VCH Publishers, Inc., Florida, pp. 343-358

Parts of Book

  • M. D. Guiver, E. M. V. Hoek, V. Nikonenko, V. V. Tarabara and A. L. Zydney, 2013, Membrane Terminology, John Wiley & Sons, Inc

Journal Articles

  • M Hadidi, J J Buckley and Andrew Zydney, 2016, "Effects of solution conditions on characteristics and size exclusion chromatography of pneumococcal polysaccharides and conjugate vaccines.", Carbohydrate polymers, 152, pp. 12-8
  • H Feroz, C Vandervelden, B Ikwuagwu, B Ferlez, Carol S Baker, D J Lugar, M Grzelakowski, John H Golbeck, Andrew Zydney and Manish Kumar, 2016, "Concentrating membrane proteins using ultrafiltration without concentrating detergents.", Biotechnology and bioengineering, 113, (10), pp. 2122-30
  • M Hadidi, J J Buckley and Andrew Zydney, 2016, "Effect of electrostatic interactions on the ultrafiltration behavior of charged bacterial capsular polysaccharides.", Biotechnology progress, 32, pp. 1531-1538
  • J Lin, Lin, , , , , , , , and , , 2016, "Tight ultrafiltration membranes for enhanced separation of dyes and Na2SO4 during textile wastewater treatment", Journal of Membrane Science, pp. 586-594
  • Seyed Pouria Motevalian, Ali Borhan, Hongyi Zhou and Andrew Zydney, 2016, "Twisted hollow fiber membranes for enhanced mass transfer", Journal of Membrane Science, 514, pp. 586-594
  • B Xiong, Andrew Zydney and Manish Kumar, 2016, "Fouling of microfiltration membranes by flowback and produced waters from the Marcellus shale gas play.", Water research, 99, pp. 162-70
  • S. Kim and Andrew Zydney, 2016, "Diffusive silicon nanopore membranes for hemodialysis applications", PLoS One, 11, pp. 1-20
  • Y Li, N Butler and Andrew Zydney, 2016, "Size-based separation of supercoiled plasmid DNA using ultrafiltration.", Journal of colloid and interface science, 472, pp. 195-201
  • E Binabaji, J Ma, S Rao and Andrew Zydney, 2016, "Ultrafiltration of highly concentrated antibody solutions: Experiments and modeling for the effects of module and buffer conditions.", Biotechnology progress, 32, (3), pp. 692-701
  • A K Dutta, J Tan, B Napadensky, Andrew Zydney and O Shinkazh, 2016, "Performance optimization of continuous countercurrent tangential chromatography for antibody capture.", Biotechnology progress, 32, (2), pp. 430-9
  • Andrew Zydney, 2016, "Continuous downstream processing for high value biological products - A review.", Biotechnology and bioengineering, 113, pp. 465-475
  • Y Li, D Currie and Andrew Zydney, 2016, "Enhanced purification of plasmid DNA isoforms by exploiting ionic strength effects during ultrafiltration.", Biotechnology and bioengineering, 113, pp. 783-789
  • Elaheh Binabaji, Junfen Ma, Suma Rao and Andrew Zydney, 2015, "Theoretical analysis of the ultrafiltration behavior of highly concentrated protein solutions", Journal of Membrane Science, 494
  • A K Dutta, T Tran, B Napadensky, A Teella, G Brookhart, P A Ropp, A W Zhang, A D Tustian, Andrew Zydney and O Shinkazh, 2015, "Purification of monoclonal antibodies from clarified cell culture fluid using Protein A capture continuous countercurrent tangential chromatography.", Journal of biotechnology, 213, pp. 54-64
  • Andrew Zydney, 2015, "Perspectives on integrated continuous bioprocessing—opportunities and challenges", 10, pp. 8-13
  • S K Dishari, A Venkiteshwaran and Andrew Zydney, 2015, "Probing effects of pressure release on virus capture during virus filtration using confocal microscopy.", Biotechnology and bioengineering, 112, (10), pp. 2115-22
  • Mahsa Hadidi, John J Buckley and Andrew Zydney, 2015, "Ultrafiltration behavior of bacterial polysaccharides used in vaccines", Journal of Membrane Science, 490
  • S K Dishari, M R Micklin, K J Sung, Andrew Zydney, A Venkiteshwaran and J N Earley, 2015, "Effects of solution conditions on virus retention by the Viresolve(®) NFP filter.", Biotechnology progress, 31, (5), pp. 1280-6
  • E Binabaji, J Ma and Andrew Zydney, 2015, "Intermolecular Interactions and the Viscosity of Highly Concentrated Monoclonal Antibody Solutions.", Pharmaceutical research, 32, (9), pp. 3102-9
  • Ying Li, Ehsan Espah Borujeni and Andrew Zydney, 2015, "Use of preconditioning to control membrane fouling and enhance performance during ultrafiltration of plasmid DNA", Journal of Membrane Science, 479
  • Rajarshi Guha, Xia Shang, Andrew Zydney, Darrell Velegol, Manish Ku andar, , 2015, "Diffusiophoresis contributes significantly to colloidal fouling in low salinity reverse osmosis systems", Journal of Membrane Science, 479
  • X Y Chen, J Zhao, J Moutinho, J Shao, A L Zydney and Y He, 2015, "Recovery of small dye molecules from aqueous solutions using charged ultrafiltration membranes", J. Hazardous Materials, 284, pp. 58-64
  • A Teella, Andrew Zydney, H Zhou, C Olsen and C Robinson, 2015, "Effects of chemical sanitization using NaOH on the properties of polysulfone and polyethersulfone ultrafiltration membranes.", Biotechnology progress, 31, (1), pp. 90-6
  • Mahsa Hadidi and Andrew L Zydney, 2015, "Analysis of the effects of electrostatic interactions on protein transport through zwitterionic ultrafiltration membranes using protein charge ladders", J. Appl. Polym. Sci., 132, pp. 41540-41548
  • E E Borujeni, L Ying and A L Zydney, 2015, "Application of periodic backpulsing to reduce membrane fouling during ultrafiltration of plasmid DNA", J. Membrane Sci., 473, pp. 102-108
  • A Teella, Andrew Zydney, H Zhou, C Olsen and C Robinson, 2014, "Effects of chemical sanitization using NaOH on the properties of polysulfone and polyethersulfone ultrafiltration membranes.", Biotechnology progress
  • Ehsan Borujeni and Andrew Zydney, 2014, "Membrane fouling during ultrafiltration of plasmid DNA through semipermeable membranes", Journal of Membrane Science, 450, pp. 189-196
  • M A Woods and A L Zydney, 2014, "Effects of a pressure release on virus retention wth the Ultipor DV20 membrane", Biotech. Bioeng., 111, pp. 45-551
  • M Hadidi and A L Zydney, 2014, "Fouling behavior of zwitterionic membranes: Impact of electrostatic and hydrophobic interactions", J. Membrane Sci., 452, pp. 97-103
  • N B Jackson, M Bakhshayeshi, A L Zydney, A Mehta, R van Reis and R Kuriyel, 2014, "Internal virus polarization model for virus retention by the Ultipor VF grade DV20 membrane", Biotech. Prog., 30, pp. 856-863
  • S S Dukhin, Y Tabani, R Lai, O Labib, A L Zydney and M E Labib, 2014, "Outside-in hemofiltration for prolonged operation without clogging", J. Membrane Sci., 464, pp. 173-178
  • E E Binabaji, S Rao and A L Zydney, 2014, "The osmotic pressure of highly concentrated monoclonal antibody solutions: Effect of solution conditions", Biotech. Bioeng., 111, pp. 529-536
  • E Binabaji, Surendra B Rao and Andrew Zydney, 2013, "Improved method for evaluating the dead volume and protein-protein interactions by self-interaction chromatography.", Analytical chemistry, 85, (19), pp. 9101-6
  • V Natarajan and Andrew Zydney, 2013, "Protein A chromatography at high titers.", Biotechnology and bioengineering, 110, (9), pp. 2445-51
  • K Ruanjaikaen and Andrew Zydney, 2013, "Intermolecular interactions during ultrafiltration of pegylated proteins.", Biotechnology progress, 29, (3), pp. 655-63
  • N Ferrell, K O Cameron, J J Groszek, C L Hofmann, L Li, R A Smith, A Bian, A Shintani, Andrew Zydney and W H Fissell, 2013, "Effects of pressure and electrical charge on macromolecular transport across bovine lens basement membrane.", Biophysical journal, 104, (7), pp. 1476-84
  • Y. S. Polyakov and A. L. Zydney, 2013, "Ultrafiltration membrane performance: Effects of pore blockage / constriction", J. Membrane Sci., 434, pp. 106-120
  • B. Napadensky, O. Shinkazh, A. Teella and A. L. Zydney, 2013, "Continuous countercurrent tangential chromatography for monoclonal antibody purification", Sep. Sci. Tech., 48, pp. 1289-1297
  • E E Borujeni and Andrew Zydney, 2012, "Separation of plasmid DNA isoforms using centrifugal ultrafiltration.", BioTechniques, 53, (1), pp. 49-56
  • M. M. Rohani and Andrew Zydney, 2012, "Protein transport through zwitterionic ultrafiltration membranes", J. Membrane Sci., 397, pp. 1-8
  • M. Bakhshayeshi, A. Teella, H. Zhou, C. Olsen, W. Yuan and Andrew Zydney, 2012, "Development of an optimized dextran retention test for large pore size hollow fiber ultrafiltration membranes", J. Membrane Sci., 421-422, pp. 32-38
  • S Roy, K Goldman, R Marchant, Andrew Zydney, D Brown, A Fleischman, A Conlisk, T Desai, S Duffy, H Humes and W Fissell, 2011, "Implanted renal replacement for end-stage renal disease.", Panminerva medica, 53, (3), pp. 155-66
  • D R Latulippe and Andrew Zydney, 2011, "Separation of plasmid DNA isoforms by highly converging flow through small membrane pores.", Journal of colloid and interface science, 357, (2), pp. 548-53
  • K Ruanjaikaen and Andrew Zydney, 2011, "Purification of singly PEGylated a-lactalbumin using charged ultrafiltration membranes.", Biotechnology and bioengineering, 108, (4), pp. 822-9
  • O Shinkazh, D Kanani, M Barth, M Long, D Hussain and Andrew Zydney, 2011, "Countercurrent tangential chromatography for large-scale protein purification.", Biotechnology and bioengineering, 108, (3), pp. 582-91
  • M. Bakhshayeshi, D. M. Kanani, A. Mehta, R. van Reis, R. Kuriyel, N. Jackson and Andrew Zydney, 2011, "Dextran sieving test for characterization of virus filtration membranes", J. Membrane Sci., 379, pp. 239-248
  • M. Bakhshayeshi, N. Jackson, R. Kuriyel, A. Mehta, R. van Reis and Andrew Zydney, 2011, "Use of confocal scanning laser microscopy to study virus retention during virus filtration", J. Membrane Sci., 379, pp. 260-267
  • M. Bakhshayeshi, H. Zhou, C. Olsen, W. Yuan and Andrew Zydney, 2011, "Understanding dextran retention data for hollow fiber ultrafiltration membranes", J. Membrane Sci., 385, pp. 243-250
  • Andrew Zydney, 2011, "Diffusion Contributions and Electrostatic Exclusion Effects on Transport through Ultrafiltration Membranes", diffusion-fundamentals.org, 16, pp. 1-2
  • M M Rohani and Andrew Zydney, 2010, "Role of electrostatic interactions during protein ultrafiltration.", Advances in colloid and interface science, 160, (1-2), pp. 40-8
  • D R Latulippe and Andrew Zydney, 2010, "Radius of gyration of plasmid DNA isoforms from static light scattering.", Biotechnology and bioengineering, 107, (1), pp. 134-42
  • S Datta, A T Conlisk, D M Kanani, Andrew Zydney, W H Fissell and S Roy, 2010, "Characterizing the surface charge of synthetic nanomembranes by the streaming potential method.", Journal of colloid and interface science, 348, (1), pp. 85-95
  • D M Kanani, W H Fissell, S Roy, A Dubnisheva, A Fleischman and Andrew Zydney, 2010, "Permeability - Selectivity Analysis for Ultrafiltration: Effect of Pore Geometry.", Journal of membrane science, 349, (1-2), pp. 405
  • Mahsa M. Rohani, Amit Mehta and Andrew Zydney, 2010, "Development of high performance charged ligands to control protein transport through charge-modified ultrafiltration membranes", Journal of Membrane Science, 362, pp. 434-443
  • Andrew Zydney, 2010, "High performance ultrafiltration membranes: pore geometry and charge effects", Prepr. Symp. - Am. Chem. Soc.; Div. Fuel Chem., 55, pp. 429-431
  • Jessica Molek, Krisada Ruanjaikaen and Andrew Zydney, 2010, "Effect of electrostatic interactions on trasmission of PEGylated proteins through charged ultrafiltration membranes", J. Membrane Sci., 353, pp. 60-69
  • W H Fissell, C L Hofmann, N Ferrell, L Schnell, A Dubnisheva, Andrew Zydney, P D Yurchenco and S Roy, 2009, "Solute partitioning and filtration by extracellular matrices.", American journal of physiology. Renal physiology, 297, (4), pp. F1092-100
  • D R Latulippe and Andrew Zydney, 2009, "Size exclusion chromatography of plasmid DNA isoforms.", Journal of chromatography. A, 1216, (35), pp. 6295-302
  • Andrew Zydney, 2009, "Membrane technology for purification of therapeutic proteins.", Biotechnology and bioengineering, 103, (2), pp. 227-30
  • C Harinarayan, K Skidmore, Y Kao, Andrew Zydney and R van Reis, 2009, "Small molecule clearance in ultrafiltration/diafiltration in relation to protein interactions:Study of citrate binding to a Fab.", Biotechnology and bioengineering, 102, (6), pp. 1718-22
  • Andrew Zydney, C Harinarayan and R van Reis, 2009, "Modeling electrostatic exclusion effects during ion exchange chromatography of monoclonal antibodies.", Biotechnology and bioengineering, 102, (4), pp. 1131-40
  • W H Fissell, A Dubnisheva, A N Eldridge, A J Fleischman, Andrew Zydney and S Roy, 2009, "High-Performance Silicon Nanopore Hemofiltration Membranes.", Journal of membrane science, 326, (1), pp. 58-63
  • Andrew Zydney, 2009, "The Passing of Sidney Loeb", J Membrane Sci., 329, (1-2), pp. 1-1
  • Andrew Zydney, 2009, "Untitled", J. Membrane Sci., 326, (1), pp. 3-3
  • David R. Latulippe, Jessica R. Molek and Andrew Zydney, 2009, "Importance of Biopolymer Molecular Flexibility in Ultrafiltration Processes", Industrial & Engineering Chemistry Research, 48, (5), pp. 2395-2403
  • Kimberly Ager, David R. Latulippe and Andrew Zydney, 2009, "Plasmid DNA trasmission through charged ultrafiltration membranes", J. Membrane Sci., 344, pp. 123-128
  • Mahsa M. Rohani and Andrew Zydney, 2009, "Effect of surface charge distribution on protein transport through semipermeable ultrafiltration membranes", J. Membr. Sci., 337, pp. 324-331
  • D. R. Latulippe and Andrew Zydney, 2009, "Elongational flow model for transmission of supercoiled plasmid DNA during membrane ultrafiltration", J. Membr. Sci., 329, pp. 201-208
  • S. Roy, A. Dubnisheva, A. Eldridge, A. J. Fleischman, K. G. Goldman, H. D. Humes, Andrew Zydney and W. H. Fissell, 2009, "Silicon nanopore membrane technology for an implantable artificial kidney", TRANSDUCERS 2009 - 15th International Conference on Solid-State Sensors, Actuators and Microsystems, pp. 755-760
  • M Bakhshayeshi and Andrew Zydney, 2008, "Effect of solution pH on protein transmission and membrane capacity during virus filtration.", Biotechnology and bioengineering, 100, (1), pp. 108-17
  • D R Latulippe and Andrew Zydney, 2008, "Salt-induced changes in plasmid DNA transmission through ultrafiltration membranes.", Biotechnology and bioengineering, 99, (2), pp. 390-8
  • B. Kwon, J. Molek and Andrew Zydney, 2008, "Ultrafiltration of PEGylated proteins: Fouling and concentration polarization effects", J. Membrane Sci., 319, pp. 206-213
  • A. Mehta and Andrew Zydney, 2008, "Effect of spacer arm length on the performance of charge-modified ultrafilitration membranes", J. Membrane Sci., 313, pp. 304-314
  • J R Molek and Andrew Zydney, 2007, "Separation of PEGylated alpha-lactalbumin from unreacted precursors and byproducts using ultrafiltration.", Biotechnology progress, 23, (6), pp. 1417-24
  • W H Fissell, S Manley, A Dubnisheva, J Glass, J Magistrelli, A N Eldridge, A J Fleischman, Andrew Zydney and S Roy, 2007, "Ficoll is not a rigid sphere.", American journal of physiology. Renal physiology, 293, (4), pp. F1209-13
  • T N Shah, Henry Foley and Andrew Zydney, 2007, "Performance characteristics of nanoporous carbon membranes for protein ultrafiltration.", Biotechnology progress, 23, (5), pp. 1157-62
  • J Shao, S Wolff and Andrew Zydney, 2007, "In vitro comparison of peracetic acid and bleach cleaning of polysulfone hemodialysis membranes.", Artificial organs, 31, (6), pp. 452-60
  • M E Labib, J Murawski, Y Tabani, S H Wolff, Andrew Zydney, F R Funderburk, Zan Huang, T Kapoian and R A Sherman, 2007, "Water permeability of high-flux dialyzer membranes after Renalin reprocessing.", Kidney international, 71, (11), pp. 1177-80
  • Andrew Zydney and A. Xenopoulos, 2007, "Improving dextran tests for ultrafiltration membranes: Effect of device format", J. Membrane Sci., 291, pp. 180-190
  • D. R. Latulippe, K. Ager and Andrew Zydney, 2007, "Flux dependent transmission of supercoiled plasmid DNA through ultrafiltration membranes", J. Membrane Sci., 294, pp. 169-177
  • T. N. Shah, H. C. Foley and Andrew Zydney, 2007, "Development and characterization of nanoporous carbon membranes for protein ultrafiltration", J. Membrane Sci., 295, pp. 40-49
  • R. Van Reis and Andrew Zydney, 2007, "Bioprocess membrane technology", J. Membrane Sci., 297, pp. 16-50
  • S. Rao, K. Ager and Andrew Zydney, 2007, "High performance tangential flow filtration using charged affinity ligands", Sep. Sci. Tech., 42, pp. 2365-2386
  • M. K. Philen, Y. Shan, P. Prakash, K. W. Wang, C. D. Rahn, Andrew Zydney and C. E. Bakis, 2007, "Fibrillar network adaptive structure with ion-transport actuation", J. Intelligent Material Systems and Structure, 18, pp. 323-334
  • J R Molek and Andrew Zydney, 2006, "Ultrafiltration characteristics of pegylated proteins.", Biotechnology and bioengineering, 95, (3), pp. 474-82
  • Z H Syedain, D M Bohonak and Andrew Zydney, 2006, "Protein fouling of virus filtration membranes: effects of membrane orientation and operating conditions.", Biotechnology progress, 22, (4), pp. 1163-9
  • A Mehta and Andrew Zydney, 2006, "Effect of membrane charge on flow and protein transport during ultrafiltration.", Biotechnology progress, 22, (2), pp. 484-92
  • C.-C. Ho and Andrew Zydney, 2006, "Overview of Fouling Phenomena and Modeling Approaches for Membrane Bioreactors", Sep. Sci. Tech., 41, (7), pp. 1231-1253
  • S. Rao and Andrew Zydney, 2006, "High resolution protein separations using affinity ultrafiltration with small charged ligands", J. Membrane Sci., 280, pp. 781-789
  • P. Prakash, M. D. Grissom, C. D. Rahn and Andrew Zydney, 2006, "Development of an electroosmotic pump for high performance actuation", J. Membrane Sci., 286, pp. 153-160
  • Martin Chandler and Andrew Zydney, 2006, "Effects of membrane pore geometry on fouling behavior during yeast cell microfiltration", J. Membrane Sci., 285, (1-2), pp. 334-342
  • M.-M. Kim and Andrew Zydney, 2006, "Theoretical analysis of particle trajectories and sieving in a two-dimensional cross-flow filtration system", J. Membrane Sci., 281, pp. 666-675
  • J F Shaffer and Andrew Zydney, 2005, "Phosphate clearance for bleach reprocessed polysulfone hemodialyzers: effects of electrostatic interactions.", ASAIO journal (American Society for Artificial Internal Organs : 1992), 51, (6), pp. 748-53
  • Surendra B Rao and Andrew Zydney, 2005, "Controlling protein transport in ultrafiltration using small charged ligands.", Biotechnology and bioengineering, 91, (6), pp. 733-42
  • M A Chandler and Andrew Zydney, 2005, "Clarification of yeast cell suspensions by depth filtration.", Biotechnology progress, 21, (5), pp. 1552-7
  • S H Wolff and Andrew Zydney, 2005, "Effect of peracetic acid reprocessing on the transport characteristics of polysulfone hemodialyzers.", Artificial organs, 29, (2), pp. 166-73
  • A. Mehta and Andrew Zydney, 2005, "Permeability and Selectivity Analysis for Ultrafiltration Membranes", J. Membrane Sci., 249, pp. 245-249
  • D. Bohonak and Andrew Zydney, 2005, "Compaction and Permeability Effects with Virus Filtration Membranes", J. Membrane Sci., 254, pp. 71-79
  • M. M. Kim and Andrew Zydney, 2005, "Particle-particle interactions during normal flow filtration: Model simulations", Chem. Eng. Sci., 60, pp. 4073-4082
  • J Matson, Andrew Zydney and P M Honoré, 2004, "Blood filtration: new opportunities and the implications of systems biology.", Critical care and resuscitation : journal of the Australasian Academy of Critical Care Medicine, 6, (3), pp. 209-17
  • J Shao and Andrew Zydney, 2004, "Optimization of ultrafiltration/diafiltration processes for partially bound impurities.", Biotechnology and bioengineering, 87, (3), pp. 286-92
  • J Shao and Andrew Zydney, 2004, "Retention of small charged impurities during ultrafiltration.", Biotechnology and bioengineering, 87, (1), pp. 7-13
  • J Shao and Andrew Zydney, 2004, "Effect of bleach reprocessing upon the clearance characteristics and surface charge of polysulfone hemodialyzers.", ASAIO journal (American Society for Artificial Internal Organs : 1992), 50, (3), pp. 246-52
  • M F Ebersold and Andrew Zydney, 2004, "Separation of protein charge variants by ultrafiltration.", Biotechnology progress, 20, (2), pp. 543-9
  • M F Ebersold and Andrew Zydney, 2004, "Use of protein charge ladders to study electrostatic interactions during protein ultrafiltration.", Biotechnology and bioengineering, 85, (2), pp. 166-76
  • M M Kim and Andrew Zydney, 2004, "Effect of electrostatic, hydrodynamic, and Brownian forces on particle trajectories and sieving in normal flow filtration.", Journal of colloid and interface science, 269, (2), pp. 425-31
  • B. Cheang and Andrew Zydney, 2004, "A Two-Stage Ultrafiltration Process for Fractionation of Whey Protein Isolate", J. Membrane Sci., 231, pp. 159-167
  • M. C. Chandler and Andrew Zydney, 2004, "High Throughput Screening for Membrane Process Development", J. Membrane Sci., 237, pp. 181-188
  • M. F. Ebersold and Andrew Zydney, 2004, "The Effect of Membrane Properties on the Separation of Protein Charge Variants using Ultrafiltration", J. Membrane Sci., 243, pp. 379-388
  • S. H. Wolff and Andrew Zydney, 2004, "Effect of Bleach on the Transport Characteristics of Polysulfone Hemodialyzers", J. Membrane Sci., 243, pp. 389-399
  • Andrew Zydney and C C Ho, 2003, "Effect of membrane morphology on system capacity during normal flow microfiltration.", Biotechnology and bioengineering, 83, (5), pp. 537-43
  • B Cheang and Andrew Zydney, 2003, "Separation of alpha-lactalbumin and beta-lactoglobulin using membrane ultrafiltration.", Biotechnology and bioengineering, 83, (2), pp. 201-9
  • Andrew Zydney, 2003, "Analysis of Membrane Processes in the Introduction to Chemical Engineering Course", Chemical Engineering Education, 36, (1), pp. 33-37
  • L. Palacio, C.-C. Ho, P. Pradanos, A. Hernandez and Andrew Zydney, 2003, "Fouling with Protein Mixtures in Microfiltration: BSA-Lysozyme and BSA-Pepsin", Journal of Membrane Science, 222, pp. 41-51
  • S. Morti, J. Shao and Andrew Zydney, 2003, "Importance of Asymmetric Structure in Determining Mass Transport Characteristics of Hollow Fiber Hemodialyzers", J. Membrane Science, 224, pp. 39-49
  • Andrew Zydney, 2003, "Membranes in Chemical Engineering Education", Chem. Eng. Education, 36, (1), pp. 32
  • L Palacio, C C Ho and Andrew Zydney, 2002, "Application of a pore-blockage--cake-filtration model to protein fouling during microfiltration.", Biotechnology and bioengineering, 79, (3), pp. 260-70
  • J Romero and Andrew Zydney, 2002, "Affinity ultrafiltration: effects of ligand binding on selectivity and process optimization.", Biotechnology and bioengineering, 77, (3), pp. 256-65
  • J. R. Romero and Andrew Zydney, 2002, "Staging of Affinity Ultrafiltration Processes for Chiral Separations", Journal Membrane Science, 209, pp. 107-119
  • J. R. Romero and Andrew Zydney, 2002, "pH and Salt Effects on Chiral Separations Using Affinity Ultrafiltration", Desalination, 148, pp. 159-164
  • Andrew Zydney and C.-C. Ho, 2002, "Scale-Up of Microfiltration Systems: Fouling Phenomena and Vmax Analysis", Desalination, 146, pp. 75-81
  • M. S. Strano, Andrew Zydney, H. Barth, G. Wooler, H. Agarwal and H. C. Foley, 2002, "Ultrafiltration Membrane Synthesis by Nanoscale Templating of Porous Carbon", J. Membrane Sci., 198, pp. 173-186
  • W. Yuan, A. Kocic and Andrew Zydney, 2002, "Analysis of Humic Acid Fouling using a Combined Pore Blockage - Cake Filtration Model", J. Membrane Sci., 198, pp. 51-62
  • Andrew Zydney, J. S. Bennett, A. Shahid and K. W. Bauer, 2002, "Impact of Undergraduate Research Experience in Engineering", J. Eng. Education, 91, (2), pp. 151-157
  • C.-C. Ho and Andrew Zydney, 2002, "Transmembrane Pressure Profiles during Constant Flux Microfiltration of Bovine Serum Albumin", J. Membrane Sci., 209, pp. 363-377
  • Andrew Zydney, J. S. Bennett, A. Shahid and K. W. Bauer, 2002, "Faculty Perspectives on the Undergraduate Research Experience in Science and Engineering", J. Eng. Education, 91, (3), pp. 291-297
  • S. H. Wolff and Andrew Zydney, 2002, "Effects of Bleach Reprocessing on Hemodialysis Membranes"
  • R van Reis and Andrew Zydney, 2001, "Membrane separations in biotechnology.", Current opinion in biotechnology, 12, (2), pp. 208-11
  • J. R. Romero and Andrew Zydney, 2001, "Chiral Separations Using Ultrafiltration with a Stereoselective Binding Agent", Sep. Sci. Tech., 36, pp. 1575-1594
  • D. B. Burns and Andrew Zydney, 2001, "Contributions to Electrostatic Interactions on Protein Transport in Membrane Systems", AIChE J., 47, pp. 1101-1114
  • M. K. Menon and Andrew Zydney, 2001, "Protein Charge Ladders: A New Technique for Studying Electrostatic Interactions in Ultrafiltration Systems", J. Membrane Sci., 181, pp. 179-184
  • C.-C. Ho and Andrew Zydney, 2001, "Protein Fouling of Asymmetric and Composite Microfiltration Membranes", Ind. Eng. Chem. Res., 40, pp. 1412-1421
  • C C Ho and Andrew Zydney, 2000, "A Combined Pore Blockage and Cake Filtration Model for Protein Fouling during Microfiltration.", Journal of colloid and interface science, 232, (2), pp. 389-399
  • M K Menon and Andrew Zydney, 2000, "Determination of effective protein charge by capillary electrophoresis: effects of charge regulation in the analysis of charge ladders.", Analytical chemistry, 72, (22), pp. 5714-7
  • P J Soltys, Andrew Zydney, J K Leypoldt, L W Henderson and N J Ofsthun, 2000, "Potential of dual-skinned, high-flux membranes to reduce backtransport in hemodialysis.", Kidney international, 58, (2), pp. 818-28
  • Andrew Zydney, 2000, "Membrane Systems Do it All", Chemical Processing, pp. 59-62
  • D. B. Burns and Andrew Zydney, 2000, "Buffer Effects on the Zeta Potential of Ultrafiltration Membranes", J. Membrane Sci., 172, pp. 39-48
  • C.-C. Ho and Andrew Zydney, 2000, "Measurement of Membrane Pore Interconnectivity", J. Membrane Sci., 170, pp. 101-112
  • W. Yuan and Andrew Zydney, 2000, "Humic Acid Fouling During Ultrafiltration", Env. Sci. Tech., 34, pp. 5043-5050
  • D B Burns and Andrew Zydney, 1999, "Effect of solution pH on protein transport through ultrafiltration membranes", Biotechnology and bioengineering, 64, (1), pp. 27-37
  • M K Menon and Andrew Zydney, 1999, "Effect of ion binding on protein transport through ultrafiltration membranes.", Biotechnology and bioengineering, 63, (3), pp. 298-307
  • C.-C. Ho and Andrew Zydney, 1999, "Theoretical Analysis of the Effect of Membrane Morphology on Fouling During Microfiltration", Sep. Sci. Tech., 34, pp. 2461-2483
  • W. Yuan and Andrew Zydney, 1999, "Effect of Solution Conditions on Humic Acid Fouling During Microfiltration", Desalination, 122, pp. 63-76
  • C.-C. Ho and Andrew Zydney, 1999, "Effect of Membrane Morphology on Protein Fouling During Microfiltration", J. Membrane Sci., 155, pp. 261-276
  • R. van Reis, J. M. Brake, J. Charkoudian, D. B. Burns and Andrew Zydney, 1999, "High Performance Tangential Flow Filtration Using Charged Membranes", J. Membrane Sci., 159, pp. 133-142
  • W. Yuan and Andrew Zydney, 1999, "Humic Acid Fouling During Microfiltration", J. Membrane Sci., 157, pp. 1-12
  • M. K. Menon and Andrew Zydney, 1999, "Effect of Ion Binding on Protein Transport Through Ultrafiltration Membranes", Biotech. Bioeng., 63, pp. 298-307
  • Andrew Zydney, 1999, "Membrane Separation Overview", Advances in Filtration and Separation Technology, 13a, pp. 4-7
  • R F Boyd and Andrew Zydney, 1998, "Analysis of protein fouling during ultrafiltration using a two-layer membrane model.", Biotechnology and bioengineering, 59, (4), pp. 451-60
  • S M Morti and Andrew Zydney, 1998, "Protein-membrane interactions during hemodialysis: effects on solute transport.", ASAIO journal (American Society for Artificial Internal Organs : 1992), 44, (4), pp. 319-26
  • R F Boyd, M López, C L Stephens, G M Vélez, C A Ramírez and Andrew Zydney, 1998, "Solute washout experiments for characterizing mass transport in hollow fiber immunoisolation membranes.", Annals of biomedical engineering, 26, (4), pp. 618-26
  • M K Menon and Andrew Zydney, 1998, "Measurement of protein charge and ion binding using capillary electrophoresis.", Analytical chemistry, 70, (8), pp. 1581-4
  • N S Pujar and Andrew Zydney, 1998, "Electrostatic effects on protein partitioning in size-exclusion chromatography and membrane ultrafiltration.", Journal of chromatography. A, 796, (2), pp. 229-38
  • Andrew Zydney, 1998, "Protein Separations Using Membrane Filtration: New Opportunities for Whey Fractionation", International Dairy J., 8, pp. 243-250
  • M. Chapman Wilbert, J. Pellegrino and Andrew Zydney, 1998, "Bench-Scale Testing of Surfactant Modified Reverse Osmosis/Nanofiltration Membranes", Desalination, 115, pp. 15-32
  • Andrew Zydney and N. S. Pujar, 1998, "Protein Transport Through Porous Membranes: Effect of Colloidal Interactions", Colloids Surfaces A: Physicochem. Eng. Aspects, 138, pp. 133-143
  • G. Belfort and Andrew Zydney, 1998, "Interaction of Proteins with Polymeric Synthetic Membranes", pp. 513-559
  • R van Reis, S Gadam, L N Frautschy, S Orlando, E M Goodrich, S Saksena, R Kuriyel, C M Simpson, S Pearl and Andrew Zydney, 1997, "High performance tangential flow filtration.", Biotechnology and bioengineering, 56, (1), pp. 71-82
  • N S Pujar and Andrew Zydney, 1997, "Charge Regulation and Electrostatic Interactions for a Spherical Particle in a Cylindrical Pore", Journal of colloid and interface science, 192, (2), pp. 338-49
  • S T Kelly and Andrew Zydney, 1997, "Protein fouling during microfiltration: comparative behavior of different model proteins.", Biotechnology and bioengineering, 55, (1), pp. 91-100
  • S. Gadam, M. Phillips, S. Orlando, R. Kuriyel, S. Pearl and Andrew Zydney, 1997, "A Liquid Porosimetry Technique for Correlating Intrinsic Sieving: Applications for Ultrafiltration Processes", J. Membrane Sci., 133, pp. 111-125
  • R. F. Boyd and Andrew Zydney, 1997, "Transport Characteristics of Multilayer Ultrafiltration Membranes", J. Membrane Sci., 131, pp. 155-166
  • Andrew Zydney, 1997, "Stagnant Film Model for Concentration Polarization in Membrane Systems", J. Membrane Sci., 23, pp. 275-282
  • R. van Reis, E. M. Goodrich, C. L. Yson, L. N. Frautschy, R. Whiteley and Andrew Zydney, 1997, "Constant Cwall Ultrafiltration Process Control", J. Membrane Sci., 130, pp. 123-140
  • S. Saksena and Andrew Zydney, 1997, "Influence of Protein-Protein Interactions on Bulk Mass Transport in Ultrafiltration", J. Membrane Sci., 125, pp. 93-108
  • G. M. Velez, C. L. Stephens, L. Y. Santiago, G. Lopez, R. F. Boyd and Andrew Zydney, 1997, "Mass Transfer in Hollow Fiber-Type Artificial Pancreas Devices", Fed. Amer. Soc. Exp. Biol., 11, pp. 1676
  • Andrew Zydney, H. Foley, M. Huff and N. Wagner, 1997, "Membrane Research at the University of Delaware", Membrane Technology, 92, pp. 13-14
  • N. S. Pujar and Andrew Zydney, 1996, "Boundary Effects on the Sedimentation and Hindered Diffusion of Charged Particles", AIChE J., 42, pp. 2101-2111
  • P. S. Soltys, N. J. Oftshun and Andrew Zydney, 1996, "Asymmetric Solute Transport and Solvent Flux in Dual-Skinned Hollow Fiber Membranes", J. Membrane Sci., 118, pp. 199-212
  • R. F. Boyd, L. Y. Santiago, G. Lopez, C. L. Stephens, M. M. Cortez, Andrew Zydney, M. J. Kessler and C. A. Ramirez, 1996, "Solute transport and mathematical simulation of hollow fiber-type artificial pancreas devices", Cell Transplantation, 5, (48)
  • R H van Eijndhoven, S Saksena and Andrew Zydney, 1995, "Protein fractionation using electrostatic interactions in membranel filtration.", Biotechnology and bioengineering, 48, (4), pp. 406-14
  • S. T. Kelly and Andrew Zydney, 1995, "Mechanisms for BSA Fouling During Microfiltration", J. Membrane Sci., 107, pp. 115-127
  • Andrew Zydney, 1995, "A Conceptual Design Problem in Mass Transfer Operations", Chem. Eng. Education, 29, pp. 182-186
  • S. Saksena and Andrew Zydney, 1995, "Pore Size Distribution Effects on Electrokinetic Phenomena in Semipermeable Membranes", J. Membrane Sci., 105, pp. 203-216
  • H. C. M. van Eijndhoven, S. Saksena and Andrew Zydney, 1995, "Protein Fractionation Using Membrane Filtration: Role of Electrostatic Interactions", Biotech. Bioeng., 48, pp. 406-414
  • Andrew Zydney, 1995, "Boundary Effects on the Electrophoretic Motion of a Charged Sphere in a Concentric Spherical Pore", J. Colloid Interface Sci., 169, pp. 476-485
  • S T Kelly and Andrew Zydney, 1994, "Effects of intermolecular thiol-disulfide interchange reactions on bsa fouling during microfiltration.", Biotechnology and bioengineering, 44, (8), pp. 972-82
  • R F Boyd, L J Langsdorf and Andrew Zydney, 1994, "A two layer model for the effects of blood contact on membrane transport in artificial organs.", ASAIO journal (American Society for Artificial Internal Organs : 1992), 40, (3), pp. M864-9
  • L J Langsdorf and Andrew Zydney, 1994, "Diffusive and convective solute transport through hemodialysis membranes: a hydrodynamic analysis.", Journal of biomedical materials research, 28, (5), pp. 573-82
  • S Saksena and Andrew Zydney, 1994, "Effect of solution pH and ionic strength on the separation of albumin from immunoglobulins (IgG) by selective filtration.", Biotechnology and bioengineering, 43, (10), pp. 960-8
  • S P Palecek and Andrew Zydney, 1994, "Intermolecular electrostatic interactions and their effect on flux and protein deposition during protein filtration.", Biotechnology progress, 10, (2), pp. 207-13
  • L J Langsdorf and Andrew Zydney, 1994, "Effect of solution environment on the permeability of red blood cells.", Biotechnology and bioengineering, 43, (2), pp. 115-21
  • N J Ofsthun and Andrew Zydney, 1994, "Importance of convection in artificial kidney treatment.", Contributions to nephrology, 108, pp. 53-70
  • L J Langsdorf and Andrew Zydney, 1994, "Effect of blood contact on the transport properties of hemodialysis membranes: a two-layer membrane model.", Blood purification, 12, (6), pp. 292-307
  • R. F. Boyd, L. J. Langsdorf and Andrew Zydney, 1994, "A Two-Layer Model for the Effects of Blood Contact on Membrane Transport in Artificial Organs", Trans. Am. Soc. Artif. Intern. Organs, 40, pp. M864-M869
  • N. S. Pujar and Andrew Zydney, 1994, "Electrostatic and Electrokinetic Interactions During Protein Transport Through Narrow Pore Membranes", Ind. Eng. Chem. Res., 33, pp. 2473-2482
  • G. Belfort, R. H. Davis and Andrew Zydney, 1994, "The Behavior of Suspensions and Macromolecular Solutions in Crossflow Microfiltration", J. Membrane Sci., 96, pp. 1-58
  • S. P. Palecek and Andrew Zydney, 1994, "Hydraulic Permeability of Protein Deposits Formed During Microfiltration: Effect of Solution pH and Ionic Strength", J. Membrane Sci., 95, pp. 71-82
  • Andrew Zydney, P. Aimar, M. Meireles, J. M. Pimbley and G. Belfort, 1994, "Use of the Log-Normal Probability Density Function to Analyze Membrane Pore Size Distributions: Functional Forms and Discrepancies", J. Membrane Sci., 91, pp. 293-298
  • L. J. Langsdorf and Andrew Zydney, 1994, "Effect of Blood-Membrane Interactions on the Transport Characteristics of Hemodialysis Membranes", Blood Purification, 12, pp. 292-307
  • L. J. Tracey-Kelsey, L. J. Langsdorf and Andrew Zydney, 1994, "Solute Diffusion through Porous Membranes and Its Application to Membrane Bioreactors", Bioseparation, 4, pp. 165-174
  • Andrew Zydney, 1993, "Bulk mass transport limitations during high-flux hemodialysis.", Artificial organs, 17, (11), pp. 919-24
  • L J Langsdorf, L G Krankel and Andrew Zydney, 1993, "Effect of blood-membrane interactions on solute clearance during hemodialysis.", ASAIO journal (American Society for Artificial Internal Organs : 1992), 39, (3), pp. M767-72
  • L J Langsdorf and Andrew Zydney, 1993, "Effect of uremia on the membrane transport characteristics of red blood cells.", Blood, 81, (3), pp. 820-7
  • L. J. Langsdorf, L. G. Krankel and Andrew Zydney, 1993, "Effect of Blood-Membrane Interactions on Middle Molecule Clearance During Hemodialysis", Trans. Am. Soc. Artif. Intern. Organs, 39, pp. M767-M772
  • S. Mochizuki and Andrew Zydney, 1993, "Theoretical Analysis of Pore Size Distribution Effects on Membrane Transport", J. Membrane Sci., 82, pp. 211-228
  • S. T. Kelly, W. S. Opong and Andrew Zydney, 1993, "The Influence of Protein Aggregates on the Fouling of Microfiltration Membranes During Stirred Cell Filtration", J. Membrane Sci., 80, pp. 175-187
  • S. Mochizuki and Andrew Zydney, 1993, "Sieving Characteristics of Albumin Deposits Formed During Microfiltration", J. Colloid Interface Sci., 158, pp. 136-145
  • S. P. Palecek, S. Mochizuki and Andrew Zydney, 1993, "Effect of Ionic Environment on BSA Filtration and the Properties of BSA Deposits", Desalination, 90, pp. 147-160
  • K. L. McGettigan, S. T. Kelly and Andrew Zydney, 1993, "Comparison of Protein Fouling in Stirred Cell and Cross-Flow Filtration Devices", Advances in Filtration and Separation Technology, 7, pp. 431-434
  • S Mochizuki and Andrew Zydney, 1992, "Effect of protein adsorption on the transport characteristics of asymmetric ultrafiltration membranes.", Biotechnology progress, 8, (6), pp. 553-61
  • W. S. Opong and Andrew Zydney, 1992, "Effect of Membrane Structure and Solute Concentration on the Osmotic Reflection Coefficient", J. Membrane Sci., 72, pp. 277-292
  • Andrew Zydney, 1992, "Concentration Effects on Membrane Sieving: Development of a Stagnant Film Model Incorporating the Effects of Solute-Solute Interactions", J. Membrane Sci., 68, pp. 183-190
  • S. Mochizuki and Andrew Zydney, 1992, "Dextran Transport Through Asymmetric Ultrafiltration Membranes: Comparison with Hydrodynamic Models", J. Membrane Sci., 68, pp. 21-41
  • L J Langsdorf and Andrew Zydney, 1991, "Red blood cell membrane permeability of uremic and normal cells.", ASAIO transactions / American Society for Artificial Internal Organs, 37, (3), pp. M461-2
  • Andrew Zydney, J. D. Oliver and C. K. Colton, 1991, "A Constitutive Equation for the Viscosity of Stored Red Blood Cell Suspensions: Effect of Hematocrit, Shear Rate, and Suspending Phase", J. Rheology, 35, pp. 1639-1680
  • W. S. Opong and Andrew Zydney, 1991, "Diffusive and Convective Protein Transport Through Asymmetric Membranes", AIChE J., 37, pp. 1497-1510
  • W. S. Opong and Andrew Zydney, 1991, "Hydraulic Permeability of Protein Layers Deposited During Ultrafiltration", J. Colloid Interface Sci., 142, pp. 41-60
  • M R Pillarella and Andrew Zydney, 1990, "Effect of beta cell distribution on the performance of a bioartificial pancreas.", ASAIO transactions / American Society for Artificial Internal Organs, 36, (3), pp. M715-9
  • M R Pillarella and Andrew Zydney, 1990, "Theoretical analysis of the effect of convective flow on solute transport and insulin release in a hollow fiber bioartificial pancreas.", Journal of biomechanical engineering, 112, (2), pp. 220-8
  • L. J. Kelsey, M. R. Pillarella and Andrew Zydney, 1990, "Theoretical Analysis of Convective Flow in Hollow Fiber Membrane Bioreactors", Chem. Eng. Sci., 45, pp. 3211-3220
  • B. C. Robertson and Andrew Zydney, 1990, "Hindered Protein Diffusion in Asymmetric Ultrafiltration Membranes with Highly Constricted Pores", J. Membrane Sci., 49, pp. 287-303
  • B. C. Robertson and Andrew Zydney, 1990, "Protein Adsorption in Asymmetric Ultrafiltration Membranes with Highly Constricted Pores", J. Colloid Interface Sci., 134, pp. 563-575
  • K J Buzdygon and Andrew Zydney, 1989, "Effect of storage time on red blood cell membrane permeability to creatinine and uric acid.", ASAIO transactions / American Society for Artificial Internal Organs, 35, (3), pp. 693-6
  • K. Buzdygon and Andrew Zydney, 1989, "Effect of Storage Time on Red Cell Membrane Permeability to Creatinine and Uric Acid", Trans. Am. Soc. Artif. Intern. Organs., 35, pp. 693-696
  • Andrew Zydney, W. M. Saltzman and C. K. Colton, 1989, "Hydraulic Resistance of Red Cell Beds in an Unstirred Filtration Cell", Chem. Eng. Sci., 44, pp. 147-159
  • M R Pillarella and Andrew Zydney, 1988, "Analysis of solute clearance and flux in pre- and post-dilution hemofiltration.", ASAIO transactions / American Society for Artificial Internal Organs, 34, (3), pp. 415-9
  • B. C. Robertson and Andrew Zydney, 1988, "Stefan-Maxwell Diffusion Analysis of Selective Protein Transport in Porous Membranes", Sep. Sci. Tech., 23, pp. 1799-1811
  • Andrew Zydney and C. K. Colton, 1988, "Augmented Solute Transport in the Shear Flow of a Concentrated Suspension", Physicochem. Hydrodynamics, 10, pp. 77-96
  • C. F. Fox, M. Bier, D. Bruley, W. N. Drohan, J. Dwyer, J. Hord, R. Jordan, W. S. Kelley, B. Landis, R. Lovrien, B. McCoy, D. D .Y. Ryu, W. Velander and Andrew Zydney, 1988, "Technologies for Purifying Blood Proteins with Therapeutic Applications: Current Status, Future Needs", UCLA Symposia, National Research Priority Assessment Workshop
  • M. R. Pillarella and Andrew Zydney, 1988, "Solute Transport in a Hybrid Bioartificial Pancreas", Physics in Medicine and Biology, 33
  • B C Robertson and Andrew Zydney, 1987, "Polarization and adsorption effects on sieving in membrane protein filtration.", ASAIO transactions / American Society for Artificial Internal Organs, 33, (3), pp. 118-22
  • Andrew Zydney and C. K. Colton, 1986, "A Concentration Polarization Model for Filtrate Flux in Cross-Flow Microfiltration of Particulate Suspensions", Chem. Eng. Commun., 47, pp. 1-21
  • Andrew Zydney and C. K. Colton, 1984, "A Red Cell Deformation Model for Hemolysis in Cross Flow Membrane Plasmapheresis", Chem. Eng. Commun., 30, pp. 191-207
  • Andrew Zydney and C K Colton, 1982, "Continuous flow membrane plasmapheresis: theoretical models for flux and hemolysis prediction.", Transactions - American Society for Artificial Internal Organs, 28, pp. 408-12
  • Youngbin Baek, Nripen Singh, Abhiram Arunkumar and Andrew Zydney, , "Effects of Histidine and Sucrose on the Biophysical Properties of a Monoclonal Antibody", Pharmaceutical research

Conference Proceedings

  • M. Menonparambil, D. B. Burns and Andrew Zydney, 1997, "Effect of Protein Charge on Membrane Transport: Use of Capillary Electrophoresis to Correlate Sieving Data", Proceedings of the American Chemical Society Meeting
  • R. F. Boyd, L. Y. Santiago, G. Lopez, C. L. Stephens, G. M. Velez, Andrew Zydney and C. A. Ramirez, 1996, "Solute transport in the hybrid artificial pancreas device: In vitro results and mathematical simulation", Proceedings of the World Congress on Chemical Engineering, pp. 785-791
  • H. C. M. van Eijndhoven, S. Saksena and Andrew Zydney, 1995, "Comparison of Batch and Diafiltration Processes for Protein Fractionation Using Semi-Permeable Membranes", Proceedings of Euromembrane 95, II, pp. 366-369
  • N. S. Pujar, S. Saksena and Andrew Zydney, 1993, "Electrostatic Interactions in Protein Transport Through Asymmetric Ultrafiltration Membranes", Proceedings of the International Congress on Membranes and Membrane Processes
  • P. J. Soltys, N. J. Ofsthun and Andrew Zydney, 1993, "Theoretical and Experimental Studies of the Anisotropic Sieving Characteristics of Dual-Skinned Membranes", Proceedings of the International Congress on Membranes and Membrane Processes
  • S. Mochizuki and Andrew Zydney, 1993, "Theoretical Analysis of the Effects of a Pore Size Distribution on Membrane Transport", Proceedings of the International Congress on Membranes and Membrane Processes
  • S. Saksena and Andrew Zydney, 1992, "Protein Adsorption and Bulk Mass Transfer Effects in Selective Membrane Filtration", Proceedings, American Institute of Chemical Engineers Conference, pp. 816-821
  • S. Mochizuki, Andrew Zydney and W. S. Opong, 1990, "Macromolecular Sieving by Protein Deposits Formed During Ultrafiltration and Microfiltration", Proceedings of the International Congress on Membranes and Membrane Technology, II, pp. 1137-1139
  • L. J. Kelsey and Andrew Zydney, 1990, "Fluid Flow in Hollow Fiber Membrane Bioreactors", Proceedings of the International Congress on Membranes and Membrane Technology, II, pp. 939-941
  • W. S. Opong and Andrew Zydney, 1990, "Effect of Protein Deposition on Hydraulic Permeability of Ultrafiltration and Microfiltration Membranes", Proceedings of the International Congress on Membranes and Membrane Technology, I, pp. 622-624
  • Andrew Zydney and C. K. Colton, 1982, "Mass Transport in Membrane Plasmapheresis", Proc. Third Int. Conf. Mech. Med. Biol

Other

  • Andrew Zydney, 2015, "Harry Lonsdale (1932-2014)", Journal of Membrane Science, 479, pp. III-VII
  • J. H. Shao and Andrew Zydney, 2007, "Effects of reprocessing techniques on function of polysulfone hemodialysis membranes", 6, pp. 16
  • J. R. Matson, Andrew Zydney and P. M. Honore, 2004, "Blood Filtration: New Opportunities and the Implications of Systems Biology", 6, pp. 68-74
  • Andrew Zydney and D. Bohonak, 2003, "Filtrate Flux and Sieving Characteristics of Virus Filtration Members"
  • P. M. Honore, Andrew Zydney and J. R. Matson, 2003, "High Volume and High Permeability Hemofiltration for Treatment of Sepsis: The Evidence and the Key Issues", Care of the Criticially I11, pp. 69-76

Research Projects

  • August 2015 - July 2018, "Purification of plasmid DNA using enhanced ultrafiltration systems," (Sponsor: National Science Foundation).
  • July 2016 - June 2018, "Development of robust virus filtration performances," (Sponsor: Eli Lilly).
  • March 2016 - February 2017, "Remediation of flowback water by transformation of organic additives used in fracking operations," (Sponsor: Pennsylvania Water Resources Research Center – Small Grants).
  • March 2016 - December 2017, "Remediation of flowback water by transformation of organic additives used in fracking operations," (Sponsor: Penn State - INGAR (matching funds)).
  • August 2015 - August 2017, "Ultrafiltration and Diafiltration of Highly Concentrated Monoclonal Antibody Solutions," (Sponsor: Bristol-Myers Squibb Company).
  • June 2015 - May 2017, "Ultrafiltration Behavior of Polysaccharides and Polysaccharide Conjugates," (Sponsor: Pfizer Incorporated).
  • June 2016 - May 2017, "Countercurrent Staged Diafiltration for Monoclonal Antibody Formulation," (Sponsor: ACS Green Chemistry Pharmaceutical Roundtable).
  • June 2016 - November 2016, "Evaluation of the fouling characteristics and zeta potential of ATA, polysulfone, and CTA dialyzer membranes," (Sponsor: Nipro Corporation, Medical Technology Division).
  • November 2015 - October 2016, "Investigating Virus Retention using Confocal Microscopy," (Sponsor: MilliporeSigma).
  • April 2014 - April 2016, "Towards a Membrane Science and Technology Center at Penn State: Workshops and Industry Outreach," (Sponsor: Penn State Institutes for Energy and Environment).
  • October 2010 - June 2011, "Dextran Retention Tests for Hollow Fiber Membranes," (Sponsor: GE Global Research).
  • December 2016 -  , "National Institute for Innovation in the Manufacturing of Biopharmaceuticals (NIIMBL)," (Sponsor: NIST).

Honors and Awards

  • Gerhold Award in Separations Science, AIChE - American Institute of Chemical Engineers, November 2017
  • Lawrence J. Perez Memorial Student Advocate Award, College of Engineering, Penn State, April 2016
  • Biotechnology Progress Award for Excellence in Biological Engineering Publications, American Institute of Chemical Engineers, November 2016
  • Fellow, AAAS - American Association for the Advancement of Science, November 2015 - November 2015
  • Outstanding Teaching Award, PSEAS - Penn State Engineering Alumni Association, April 2015
  • Fellow, AIChE - American Institute of Chemical Engineers, May 2011 - May 2011
  • Distinguished Teacher Award, ASEE Mid-Atlantic Section, June 1999 - June 1999
  • Fellow, AIMBE - American Institute of Medical and Biological Engineers, May 1998 - May 1998
  • Distinguished Professor, Penn State, January 2015

Service

Service to Penn State:

  • Peer Reviewer, Seed Grant Proposal Review 2016-2017, Institutes of Energy and the Environment (PSIEE), November 2016
  • Reviewer, VP for Research Office, Review of NSF PIRE Proposals (downselect), July 2016
  • Contributor, Meeting with Delegation from University of Toulouse, VP for Research Office, March 2016
  • Chairperson, Undergraduate Scholarship Committee, May 2015 - December 2016
  • Member, Search Committee, Director of School of EECS, September 2015 - April 2016
  • Contributor, Engineering Accepted Students Program, April 2015 - April 2015
  • Presenter, SHO-Time Presenter, Schreyer Honors College, August 2015
  • Member, Curriculum Committee for Chemical Engineering, January 2012 - February 2015
  • Chairperson, Early Career Recognition Award Committee, January 2012 - May 2014
  • Co-DirectorInstitute for Natural Gas Research, January 2013 - June 2014
  • Co-Chairperson, Search Committee for Director of Institute for Natural Gas Research, July 2013 - April 2014
  • Committee Member, Steering Committee, Shared Fermentation Facility, January 2008 - August 2014
  • Member, Programming Committee for New Chemical / Biomedical Engineering Building, February 2014 - August 2014
  • Administrator, Department Head, Chemical Engineering, July 2002 - August 2014
  • RapporteurRapporteur for Strategy Team, College of Engineering Strategic Planning Initiative, Strategic Planning Initiative, February 2014 - May 2014
  • Chairperson, Committee to Assess Affiliation between Electrical Engineering and Computer Science / Engineering, January 2014 - March 2014
  • Presenter, Engineering accepted students program, April 2014 - April 2014
  • Advisor, Graduate Student Association in ChE, January 2014
  • Chairperson, Faculty Scholar Medal, University Review Committee, December 2015
  • Committee Member, PSIEE, Energy Days 2017 - Organizing Committee, November 2016
  • Chairperson, Review Committee - Endowed Chairs, Professorships, and Distinguished Professors, October 2016
  • Advisor, AIChE Student Chapter Advisor, October 2016
  • Advisor, Lead ChE Advisor - Schreyer Honors College, September 2016
  • Committee Member, Dept Promotion and Tenure Committee, July 2016
  • Member, ABET Committee for Chemical Engineering, January 2012

Service to External Organizations:

  • External Reviewer, Chemical Engineering Graduate Program Review, University of Arkansas, March 2016
  • Chairperson, Session Chair / Organizer - Belfort Symposium, AIChE, January 2016 - November 2016
  • Co-Chairperson, Session Chair, Recovery of Biological Products - Conference, May 2015 - June 2016
  • Chairperson, Session Chair / Discussion Leader, Gordon Conference on Membranes, October 2015 - August 2016
  • Co-Chairperson, Session Chair, Engineering Conferences International - Adv Membrane Technology, September 2015 - September 2016
  • Organizer, Scientific Organizing Committee, Engineering Conferences International - Adv Membrane Technology, April 2015 - September 2016
  • Committee Member, Scientific Organizing Committee, World Filtration Congress XII, April 2014 - April 2016
  • Organizer, Scientific Organizing Committee, Chinese Academy of Sciences, Scientific Organizing Committee, July 2014 - July 2015
  • Conference-RelatedScientific Organizing Committee, AIChE and Chinese Academy of Science, 8th Sino - U.S. Chemical Engineering Conference, October 2014 - October 2015
  • External Reviewer, Jordan University of Science and Technology, April 2015
  • Chairperson, Session Chair, Bioprocessing Summit, April 2015 - August 2015
  • Member, External Advisory Board, Clemson, January 2011 - June 2014
  • Member, External Advisory Board, U Kentucky, January 2005 - July 2014
  • Conference-RelatedInternational Congress on Membranes, Scientific Organizing Committee, January 2013 - July 2014
  • Board Member, Neurofluidics, January 2008 - December 2009
  • Board Member, Membrane Industry Association of China Advisory Board, January 2005 - December 2007
  • Board Member, Scientific and Medical Advisory Board, OccuLogix Corporation, January 1999 - December 2004
  • Board Member, Integration of Research and Education at the University of Delaware, NSF, January 1996 - December 2001
  • , Scientific Advisory Committee, Separations Technology IX: New Frontiers in Media, Techniques, and Technologies, March 2016
  • Committee Member, External Thesis Committee Member, University of Pittsburgh, October 2016
  • Board Member, Board of Directors, North American Membrane Society, June 2016
  • Committee Member, Scientific Organizing Committee Member, International Congress on Membranes, June 2016
  • Committee Member, International Advisory Committee, Engineering with Membranes, July 2016
  • ExpertAmerican Chemical Society, ACS Experts, August 2014
 


 

About

The Penn State Department of Chemical Engineering, established in 1948, is recognized as one of the largest and most influential chemical engineering departments in the nation.

The department is built upon the fundamentals of academic integrity, innovation in research, and commitment to the advancement of industry.

Department of Chemical Engineering

119 Greenberg Complex

The Pennsylvania State University

University Park, PA 16802-4400

Phone: 814-865-2574