CRISPR Technologies in Chinese Hamster Ovary Cell Line Engineering

Area of Science:

• Biotechnology
• Molecular Biology
• Biopharmaceutical Manufacturing

Background:

• Chinese hamster ovary (CHO) cells are critical for producing complex therapeutic proteins with human-like glycosylation.
• High-yield production of biologics necessitates advanced cell line engineering strategies.

Purpose of the Study:

• To review recent advancements in CRISPR technology for engineering CHO cell lines.
• To highlight CRISPR's role in improving biopharmaceutical production efficiency and product quality.

Main Methods:

• CRISPR-Cas9 genome editing for targeted gene modification in CHO cells.
• Application of CRISPR for modulating glycosylation pathways.
• Utilizing CRISPR for enhancing protein expression and product quality.

Main Results:

• CRISPR enables precise control over glycosylation patterns in CHO-produced proteins.
• CRISPR facilitates increased productivity and improved quality of biopharmaceuticals.
• CRISPR aids in developing safer biomanufacturing processes by addressing host cell proteins and adventitious agents.

Conclusions:

• CRISPR technology offers powerful tools for CHO cell line engineering, optimizing biopharmaceutical development.
• Genome editing and epigenetic modifications using CRISPR enhance efficiency, cost-effectiveness, and safety in biomanufacturing.