From omics to Cellular mechanisms in mammalian cell factory development

Area of Science:

• Biotechnology
• Cell Biology
• Bioprocessing

Background:

• Mammalian cells are crucial for producing complex biotherapeutics with human-like modifications.
• Low protein yields limit the application of mammalian cell factories for certain products.
• Traditional cell engineering methods struggle with the complexity of cellular pathways and modifications.

Purpose of the Study:

• To discuss strategies for enhancing protein productivity in mammalian cell factories (CHO, HEK293).
• To explore the potential and limitations of genome-wide screening and multi-omics for guiding cell engineering.
• To highlight the role of systems biology in understanding cellular mechanisms for effective engineering.

Main Methods:

• Review of cell engineering strategies for biopharmaceutical production.
• Discussion of genome-wide screening and multi-omics approaches.
• Exploration of systems biology applications in cell factory optimization.

Main Results:

• Omics-based and systems approaches provide valuable insights into desirable cell factory phenotypes.
• These advanced methodologies can guide cell engineering for improved protein productivity.
• Understanding cellular mechanisms through systems biology aids in developing effective engineering strategies.

Conclusions:

• Integrating omics and systems biology is key to overcoming limitations in mammalian cell factory productivity.
• Genome-wide screening and multi-omics offer powerful tools for rational cell engineering.
• Systems biology refines our comprehension of cellular processes, enabling more effective biopharmaceutical production.