Andrew Zydney

Affiliate Researcher
Titles and Affiliations
Distinguished Professor, Chemical Engineering

Research Summary

Current research activities are focused in three distinct areas: artificial organs, bioseparations and membrane processes with the goal is of developing a more fundamental understanding of the factors governing the behavior of these processes, including t

In the News

Research Keywords

Projects

Recent Publications

Hydrogenation Kinetics Study: Precise Control of C=C Bonds in Polyisoprene (PI)-Containing Block Copolymers via Diimide Hydrogenation

Caspari Thiele, L. F., Kim, Y., Roberts, C. A., Goel, S., Zydney, A. L., Colby, R. H., Kelkar, M. S., Beuscher, U. & Oh, H. J., Jun 12 2026, In: ACS Applied Polymer Materials. 8, 11, p. 8832-8844 13 p.

Research output: Contribution to journal › Article › peer-review

Development of batch and continuous diafiltration processes for effective purification of AAV clarified cell lysate

Chaubal, A. S., Zahn, A. J., Yehl, C. J., Ahmadimashhadi, M., Nawar, H., Carbone, L., Wang, L. & Zydney, A. L., Nov 23 2026, In: Separation and Purification Technology. 415, 139898.

Research output: Contribution to journal › Article › peer-review

Downstream Process Intensification for AAV Purification by Affinity Chromatography Using Single Pass Tangential Flow Filtration

Chaubal, A. S., Horax, R., Yehl, C. J., Wickramasinghe, S. R., Qian, X., Wang, L. & Zydney, A. L., Jan 2026, In: Biotechnology and bioengineering. 123, 1, p. 174-185 12 p.

Research output: Contribution to journal › Article › peer-review

Performance of large virus removal filters during AAV processing: Influence of flux and process disruptions

Chaubal, A. S., Arachchige, A. W., Zahn, A. J., Wickramasinghe, S. R., Qian, X. & Zydney, A. L., Mar 1 2026, In: Biotechnology progress. 42, 2, e70106.

Research output: Contribution to journal › Article › peer-review

Affinity membranes in downstream bioprocessing: From chemical design rules to ligand engineering

Gao, P., Smet, M., Dehaen, W., Zydney, A. L. & Yang, X., Jul 5 2026, In: Journal of Chromatography A. 1778, 467022.

Research output: Contribution to journal › Review article › peer-review

Viscosity of concentrated mRNA solutions: Implications for downstream processing

Javidanbardan, A., Najafi, F., Wang, Z. & Zydney, A. L., 2026, (Accepted/In press) In: Biotechnology progress.

Research output: Contribution to journal › Article › peer-review

A pressure-dependent pore blockage describes both constant pressure and constant flux sterile filtration of nanoemulsions

Kapila, S. & Zydney, A. L., Oct 2026, In: Journal of Membrane Science. 758, 126067.

Research output: Contribution to journal › Article › peer-review

Modulating Membrane Surface Properties via Prewetting With Polysorbate 20 to Improve Sterile Filtration of Nanoemulsions

Kapila, S., Osmanski, M. M., Soukup, R. J., Bradley, M. E., Boyd, D. & Zydney, A. L., Jul 2026, In: Biotechnology Journal. 21, 7, e70280.

Research output: Contribution to journal › Article › peer-review

Optimizing sterile filtration of nanoemulsions through proper choice of prefilter properties

Kapila, S., Soukup, R. J., Bradley, M. E., Boyd, D. & Zydney, A. L., Jan 1 2026, In: Biotechnology progress. 42, 1, e70087.

Research output: Contribution to journal › Article › peer-review

Characterization of Sterilizing-Grade Membranes/Prefilters and Application to mRNA-LNP Process Development

Messerian, K. O., Zverev, A., Kramarczyk, J. F. & Zydney, A. L., Jan 2026, In: Biotechnology and bioengineering. 123, 1, p. 164-173 10 p.

Research output: Contribution to journal › Article › peer-review

Application of commercial ultrafiltration membranes for protein purification by high performance countercurrent membrane purification (HPCMP)

Mohammadzadehmarandi, A., Heller, N., Ahmadimashhadi, M., Petrone, J., Marchand, N., Darvishmanesh, S., Zhang, K., Menegatti, S. & Zydney, A. L., 2026, (Accepted/In press) In: Biotechnology progress.

Research output: Contribution to journal › Article › peer-review

Impact of membrane imprinting on fluid flow in spacer-filled ultrafiltration cassettes: Computational fluid dynamics analysis

Najafi, F., Hersey, J., Carbrello, C., Zou, Y., Steen, J. & Zydney, A. L., Aug 2026, In: Journal of Membrane Science. 756, 125793.

Research output: Contribution to journal › Article › peer-review

Mass transfer characteristics of vibration assisted protein ultrafiltration

Piash, K. P. S., Wang, Z., MacElroy, C., Jing, D. M. & Zydney, A. L., May 2026, In: Journal of Membrane Science. 748, 125367.

Research output: Contribution to journal › Article › peer-review

The hidden half of lipid nanoparticle manufacturing: Downstream processing

Sagmeister, P., Devos, C., Udepurkar, A., Schwenger, A., Webb, C., McDonald, A., Berry, M., Zydney, A. L., Braatz, R. D. & Myerson, A. S., Sep 10 2026, In: Journal of Controlled Release. 397, 115189.

Research output: Contribution to journal › Review article › peer-review

Enhancing forward osmosis for concentrating biotherapeutics using structurally optimized membranes and macromolecular draw solutes

Tangry, V., Thomas, M., Heller, N. & Zydney, A. L., Sep 2026, In: Journal of Membrane Science. 757, 125937.

Research output: Contribution to journal › Article › peer-review