The journey of a lifetime—development of Pfizer's COVID-19 vaccine

…, S Bhujbal, J Romine, X Zheng, K Sunasara… - Current opinion in …, 2022 - Elsevier
Highlights • ‘Behind-the-scenes’ look into the development of Pfizer–BioNTech’s COVID-19
vaccine. • Description of how Pfizer leveraged decades of developed platforms to enable …

Application of hydrophobic interaction displacement chromatography for an industrial protein purification

KM Sunasara, F Xia, RS Gronke… - Biotechnology and …, 2003 - Wiley Online Library
Recently it has been established that low molecular weight displacers can be successfully
employed for the purification of proteins in hydrophobic interaction chromatography (HIC) …

Hydrophobic displacement chromatography of proteins

AA Shukla, KM Sunasara, RG Rupp… - Biotechnology and …, 2000 - Wiley Online Library
Displacement chromatography of proteins was successfully carried out in both hydrophobic
interaction and reversed‐phase chromatographic systems using low‐molecular weight …

[HTML][HTML] Addressing the challenges in downstream processing today and tomorrow

…, K Watson, S Sun, K Sunasara… - BioPharm …, 2011 - biopharminternational.com
In recent years, most pharmaceutical companies have focused on the development of
monoclonal antibodies (mAbs). Increasing upstream titers and shrinking development timelines …

A modular approach for the ultra-scale-down of depth filtration

…, R Godavarti, N Titchener-Hooker, K Sunasara… - Journal of membrane …, 2015 - Elsevier
Depth filtration is employed in the production of many biological products. Although high
throughput process development is available for most purification operations, options for high …

Bivalent rLP2086 (Trumenba®): Development of a well-characterized vaccine through commercialization

K Sunasara, J Cundy, S Srinivasan, B Evans, W Sun… - Vaccine, 2018 - Elsevier
The phrase “Process is the Product” is often applied to biologics, including multicomponent
vaccines composed of complex components that evade complete characterization. Vaccine …

Characterization of recombinant human brain-derived neurotrophic factor variants

KM Sunasara, SM Cramer, CR Hauer, RG Rupp… - Archives of biochemistry …, 1999 - Elsevier
The purpose of this work was the chemical characterization of variants of the recombinant
human brain derived neurotrophic factor (rHu-BDNF), expressed in Escherichia coli. This …

Purification of recombinant brain derived neurotrophic factor using reversed phase displacement chromatography

KM Sunasara, RG Rupp, SM Cramer - Biotechnology progress, 2001 - Wiley Online Library
This work investigates the utility of RPLC displacement chromatography for the purification
of recombinant brain derived neurotrophic factor (rHu‐BDNF) from its variants and E. coli.…

High throughput screening of particle conditioning operations: I. System design and method development

…, J Coffman, K Sunasara… - Biotechnology and …, 2015 - Wiley Online Library
The biotech industry is under increasing pressure to decrease both time to market and
development costs. Simultaneously, regulators are expecting increased process understanding. …

High throughput screening of particle conditioning operations: II. Evaluation of scale‐up heuristics with prokaryotically expressed polysaccharide vaccines

…, J Coffman, K Sunasara… - Biotechnology and …, 2015 - Wiley Online Library
Multivalent polysaccharide conjugate vaccines are typically comprised of several different
polysaccharides produced with distinct and complex production processes. Particle …