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Updated: Feb 11, 2026

Generation of Monoclonal Antibodies Against Natural Products
Published on: April 6, 2019
Implementation of Fully Integrated Continuous Antibody Processing: Effects on Productivity and COGm.
Lindsay Arnold1, Kenneth Lee1, Joanna Rucker-Pezzini1
1Biopharmaceutical Development, MedImmune, 1 MedImmune Way, 20878 Gaithersburg, MD, USA.
Continuous bioprocessing offers a paradigm shift for the biopharmaceutical market. This study demonstrates a fully integrated continuous process, achieving higher productivity and a 15% cost reduction compared to traditional fed-batch methods.
Area of Science:
- Biopharmaceutical Manufacturing
- Process Engineering
- Biotechnology
Background:
- The biopharmaceutical industry is shifting towards continuous manufacturing.
- Integrated continuous bioprocessing has been limited by nascent enabling technologies.
Purpose of the Study:
- To demonstrate a fully integrated continuous bioprocessing workflow.
- To compare product quality and productivity against conventional fed-batch processes.
- To assess the economic viability of continuous manufacturing.
Main Methods:
- Pilot-scale bioreactor to drug substance continuous integration.
- Product quality analysis comparing continuous and fed-batch methods.
- Plant throughput analysis using BioSolve software.
Main Results:
- Successful demonstration of a fully integrated continuous process.
- Comparable product quality between continuous and fed-batch processes.
- 4.6-fold increase in productivity (1 kg purified mAb every 4 days) with continuous manufacturing.
- 15% cost reduction projected for a continuous facility compared to fed-batch.
Conclusions:
- Continuous bioprocessing is a viable and efficient alternative to traditional fed-batch methods.
- Integrated continuous manufacturing can significantly increase productivity and reduce costs.
- The technology enables smaller facility footprints with comparable or improved output.
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