"I’ve been very happy with Cyagen’s service so I’ve been referring a lot of colleagues... thanks for the great service."

Washington University in St. Louis

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The Company

The Company
Cyagen Biosciences Inc. is a 400-employee company headquartered in Santa Clara, California, with additional locations in Germany, Japan and China, and production facilities in China. Cyagen is the world's largest provider of custom-engineered mouse and rat models. Cyagen's services have become well known for their top quality, full guarantee, and competitive prices. Cyagen is also the world's leading provider of vector construction and virus packaging services through its highly innovative online interactive platform Additionally, Cyagen offers a comprehensive series of stem cell products for research use, including cell lines, media, and differentiation kits.

Core competencies:

1. Generation of custom genetically modified rodent models. As a leader in custom rodent models, Cyagen offers a "one-stop shop" tailored to your gene research needs. Our services range from DNA vector construction to embryonic stem cell manipulation, microinjection and breeding. All projects are fully customizable and flexible. Customers may outsource any stage of a rodent model project to us.

Cyagen has also developed and validated animal models using engineered nuclease technology, which allows for the generation of knockout models at reduced cost and turnaround when compared to traditional ES cell-based gene targeting. This investment has led to significant time and cost savings for our clients.

2. Generation of tailor-made DNA vectors and research-use viruses. Cyagen can construct almost any type of DNA vector to meet your research needs. Our revolutionary VectorBuilder platform allows researchers to custom design and order their own vector online. In 2013, we expanded our service portfolio by launching BAC recombineering and virus packaging services. Cyagen packages virus in two dedicated, independent Class 10,000 ultra-clean virus packaging rooms equipped with Biosafety Level 2 (BSL-2) cabinets and incubators.

3. Production of research-use stem cells and related culture reagents. Cyagen boasts a comprehensive portfolio of research-use stem cell lines, including embryonic stems cells and multiple lineage of somatic stem cells derived from various species. We also provide a variety of supplementing culture and differentiation media to support the growth and maintenance of these cells. All of our products have been widely cited in high-impact journals, including Nature and PNAS.

Cyagen offers an industry best, 100% money back guarantee, free consultation and quotations, top tier customer support, and price matching for all major competitors. To date, Cyagen has generated many thousands of custom knockout, knockin and transgenic rodent lines while working with over 500 universities and companies worldwide. Please click here to view a map of our customer base.

For business development and collaboration opportunities, please contact us at