Aspen Alert’s Post

Enhancing Biomanufacturing Efficiency: A Model-Based Plug-and-Play Hybrid Fed-Batch Process Using ATF Perfusion for High-Yield Drug Substance Production This study proposes a new single-step concentrated fed-batch process leveraging Alternating Tangential Flow (ATF) perfusion of the inoculum integrated to the production bioreactor to achieve high initial cell densities. A model-based approach was adopted to rationally optimize the process parameters. By integrating high seeding densities and optimized process strategies, this approach enhanced bioreactor efficiency and product yield by 4 to 6-fold (conventional 1.9 g/L to 10 - 12 g/L in intensified process), without compromising protein quality. The intensified process was further validated using different territory CHO cell lines and was found to yield similar results. An analysis of conventional fed-batch process to the new plug-and-play hybrid process suggested a 60 % reduction in costs, improvement in production efficiency, and consistent product quality, including post-translational modifications and glycosylation profiles. https://lnkd.in/g8RV2KQa #aspenalert #biotech #bioprocess

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