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HUGO-Ab-eKO™ Target-Knockout Antibody Discovery Platform
Cyagen’s integrated target-knockout antibody mouse strategy overcomes immune tolerance against highly conserved or self-antigen targets and is designed to accelerate the discovery of fully human, target-specific therapeutic antibody candidates.

Why Conventional Immunization Often Fails for High-Homology Targets

Many therapeutically important targets are highly conserved between humans and mice, which limits conventional antibody discovery. In wild-type mouse immunization, this high homology often leads to immune tolerance, resulting in weak immune responses, low antibody titers, and limited recovery of high-affinity candidates.

HUGO-Ab-eKO™ technology is specifically designed to overcome immune tolerance and enable efficient antibody discovery against highly conserved therapeutic targets. By leveraging engineered knockout models and humanized immune systems, this platform enhances antigen recognition, expands B-cell diversity, and improves the recovery of fully human antibodies with strong binding affinity and functional activity. For researchers seeking reliable solutions in antibody discovery for conserved targets, self-antigens, and complex signaling pathways, HUGO-Ab-eKO™ provides a powerful and optimized approach.

HUGO-Ab-eKO™ Workflow: Target Knockout Antibody Discovery Process for High-Homology Therapeutic Targets

Why Choose HUGO-Ab-eKO™ for Difficult Antibody Targets?

Overcomes Immune Tolerance
Eliminates the endogenous mouse target to help promote immune recognition of conserved human antigens.
Enables Fully Human Antibody Generation
Directly generates fully human antibodies using HUGO-Mab™ mice and HUGO-Light™ mice, eliminating the need for in vitro humanization and shortening development timelines.
Reliable and Compliant Technology
Powered by Cyagen TurboKnockout™gene editing technology for precise gene replacement with no off-target risk, ensuring clear IP positioning and strong support for IND submission.
Connects Mouse Engineering with Antibody Discovery CRO Services
Cyagen integrates model generation, immunization, B-cell screening, recombinant expression, in vitro characterization, pharmacokinetic evaluation, and in vivo efficacy studies into a streamlined antibody discovery workflow.

HUGO-Mab-eKO™ Accelerates ACVR2A Antibody Development

ACVR2A is a type II transmembrane receptor in the TGF-β superfamily and a promising therapeutic target for muscle atrophy, sarcopenia, obesity, fatty liver disease, and related metabolic disorders. However, the high sequence similarity between human and mouse ACVR2A creates a significant immune-tolerance barrier in wild-type mice, making conventional antibody generation highly challenging.

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Interested in the antibody mouse platform behind this case study?
Explore HUGO-Mab™ fully human antibody mice to learn more about Cyagen’s humanized antibody platform, antibody repertoire design, and additional discovery data.
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Why Partner with Cyagen?
Overcomes Immune Tolerance
Helps generate antibodies against highly conserved or difficult targets that are challenging for conventional immunization.
Supports Fully Human Antibody Discovery
Combines target knockout with HUGO-Ab™ antibody mouse platforms to support fully human antibody generation.
Reliable and Compliant Technology
Built on Cyagen’s TurboKnockout™ technology, HUGO-Ab-eKO™ enables precise in situ target gene replacement or knockout with clear genetic design and IP positioning, supporting a more reliable path toward antibody drug development and IND-enabling studies.
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Global Antibody Drug Industry Development BlueBook (Frost & Sullivan)
Key Insights
The industry is undergoing a rapid transformation driven by next-generation modalities, globalized markets, and upstream technological innovations.
  • Market Structural Shift: Monoclonal antibodies drive steady growth, but ADCs and bispecifics are rapidly accelerating, reshaping the market with higher-value innovations.
  • Chinese Market Globalization: China is actively expanding globally, evidenced by a surge in high-value cross-border license-out deals.
  • Technology-Driven Efficiency: Advanced discovery engines—exemplified by Cyagen's HUGO-Ab platform and AI algorithms—are streamlining candidate screening, optimizing molecular design, and localizing the upstream supply chain.
  • Oncology-Focused Innovation: R&D pipelines remain heavily concentrated on high-incidence malignancies like non-small cell lung cancer, utilizing complex modalities to combat clinical resistance.
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