The new frontier in CHO cell line development: From random to targeted transgene integration technologies

N Zeh, M Schmidt, P Schulz, S Fischer - Biotechnology Advances, 2024 - Elsevier
Cell line development represents a crucial step in the development process of a therapeutic
glycoprotein. Chinese hamster ovary (CHO) cells are the most frequently employed …

[HTML][HTML] Manipulating gene expression levels in mammalian cell factories: An outline of synthetic molecular toolboxes to achieve multiplexed control

P Eisenhut, N Marx, G Borsi, M Papež, C Ruggeri… - New …, 2024 - Elsevier
Mammalian cells have developed dedicated molecular mechanisms to tightly control
expression levels of their genes where the specific transcriptomic signature across all genes …

Online monitoring of the respiration activity in 96‐deep‐well microtiter plate Chinese hamster ovary cultures streamlines kill curve experiments

A Neuss, N von Vegesack, R Liepelt… - Biotechnology …, 2024 - Wiley Online Library
Cell line generation of mammalian cells is a time‐consuming and labor‐intensive process,
especially because of challenges in clone selection after transfection. Antibiotics are …

Advancements in mammalian display technology for therapeutic antibody development and beyond: current landscape, challenges, and future prospects

P Slavny, M Hegde, A Doerner, K Parthiban… - Frontiers in …, 2024 - frontiersin.org
The evolving development landscape of biotherapeutics and their growing complexity from
simple antibodies into bi-and multi-specific molecules necessitates sophisticated discovery …

Single‐Batch Expression of an Experimental Recombinant Snakebite Antivenom Based on an Oligoclonal Mixture of Human Monoclonal Antibodies

AC Adams, LM Grav, S Ahmadi… - Biotechnology …, 2024 - Wiley Online Library
Oligoclonal antibodies, which are carefully defined mixtures of monoclonal antibodies, are
valuable for the treatment of complex diseases, such as infectionss and cancer. In addition …

Nanopore Cas9‐targeted sequencing enables accurate and simultaneous identification of transgene integration sites, their structure and epigenetic status in …

K Leitner, K Motheramgari, N Borth… - Biotechnology and …, 2023 - Wiley Online Library
The integration of a transgene expression construct into the host genome is the initial step
for the generation of recombinant cell lines used for biopharmaceutical production. The …

HEK-omics: The promise of omics to optimize HEK293 for recombinant adeno-associated virus (rAAV) gene therapy manufacturing

SGR Gurazada, HM Kennedy, RD Braatz… - Biotechnology …, 2024 - Elsevier
Gene therapy is poised to transition from niche to mainstream medicine, with recombinant
adeno-associated virus (rAAV) as the vector of choice. However, robust, scalable …

Effect of CHO cell line constructed with CMAH gene-directed integration on the recombinant protein expression

XX Cao, JJ Yuan, ZY Bai, M Zhang, YF Yun… - International Journal of …, 2025 - Elsevier
Chinese hamster ovary (CHO) cells are the most widely used platform for recombinant
therapeutic protein (RTP) production. Traditionally, the development of CHO cell lines has …

Enhancing Cell Line Stability by CRISPR/Cas9-Mediated Site-Specific Integration Based on Histone Modifications

O Hertel, A Neuss - Recombinant Protein Expression in Mammalian Cells …, 2024 - Springer
In traditional cell line design pipelines, cost-and time-intensive long-term stability studies
must be performed due to random integration of the transgene into the genome. By this …

Evaluation of the paired-Cas9 nickase and RNA-guided FokI genome editing tools in precise integration of an anti-CD52 bicistronic monoclonal antibody expression …

H Bayat, F Farahmand, SH Tabatabaee… - Protein Expression and …, 2024 - Elsevier
Introduction The aim of this study was to compare two CRISPR/Cas9-based orthogonal
strategies, paired-Cas9 nickase (paired-Cas9n) and RNA-guided FokI (RFN), in targeting …