Search results for " mAb titers"
Article
The Development and Application of a Monoclonal Antibody Purification Platform
A purification scheme to maximize the efficiency of the purification process and product purity while minimizing the development time for early-phase therapeutic antibodies.
The following ar…
Article
Generating a Fully Processed Antibody
The authors outline cell-line development and process scale-up for an antibody program in which the antibody requires additional processing by a site-specific enzyme for correct functionality.
B…
Article
Challenges in Cell Harvesting Prompt Enhancements
Challenges in Cell Harvesting Prompt Enhancements
Higher cell titers and cell densities have posed a challenge to cell harvesting, a crucial step in biologics manufacturing.
By Feliza Mi…
Article
Process Chromatography: Continuous Optimization
Improved resin chemistries and customized separation solutions are enabling more efficient separations.
By Cynthia A. Challener
Cell-culture and fermentation are high-…
Article
Improving Process-Scale Chromatography
Advances in technology are increasing the productivity and efficiency of commercial-scale chromatography bioprocesses.
By Cynthia Challener, PhD
Chromatography is a crucial step in the purif…
Article
QbD and PAT in Upstream and Downstream Processing
To gain perspective on the implementation of quality by design (QbD) and process analytical technology (PAT) in biopharmaceutical processing, BioPharm International spoke with Clinton Weber, as…
Article
Top Process Development Trends for 2021 and a Look into 2022
In the 1980s and 1990s, mAb titers were only 0.5 g/L. From the 1990s onward, the average mAb titers have increased a full order of magnitude; today, it’s common to reach 3–10 g/liter as a result of hi…
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Development of Purification for Challenging Fc-Fusion Proteins
Development of Purification for Challenging Fc-Fusion Proteins
This study outlines methods for an alternative protein-polishing process for challenging proteins.
…
Article
Concentrating Feed—an Applicable Approach to Improve Antibody Production
In this study, the authors evaluated different approaches to prepare highly concentrated feed media for fed-batch Chinese hamster ovary cell culture. By raising the pH or by adding surfactants, the fe…
Article
Technology Innovations Improve Process Chromatography Performance
As technology matures, inefficiencies and process limitations in downstream process chromatography are improved.
By Feliza Mirasol
Selecting an appropriate separation technology fo…