Innovative Models to Empower Antibody Discovery

We employ cutting-edge technology platforms to accelerate the discovery of novel therapeutics.

About Us


Our team has established more than 10 R & D pipelines, including monoclonal antibodies, bispecific antibodies, and antibody-drug conjugates.

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Antibody Discovery Services

Our state-of-the-art screening technologies capture high-quality antibody sequences on an accelerated timeline.

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RenMab™: Fully Human Antibody Mouse

Our humanized RenMab™ and RenLite™ mice are powerful platforms for generating fully human antibodies in various formats.


Evaluate Immunotherapies in vivo Using Humanized Immune Checkpoint Mice

Carefully designed and generated to maintain biological function for reliable drug validation.

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Efficacy Services for Drug Development

Expert in vitro and in vivo antibody efficacy & toxicity testing to
get you from research to clinical trials faster.

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Gene Editing Services

We offer CRISPR-Cas9-based gene editing
with superior efficiency and strict quality control.

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Quality Animal Models for Improved Clinical Translation

Custom models and humanized models you can trust to ensure
your research’s success.

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We are a clinical stage biopharmaceutical company that integrates proprietary gene editing technology, transgenic mouse platforms to generate fully human antibodies, comprehensive animal models and high-throughput in vivo antibody discovery. We have established fully integrated research and development capabilities ranging from early target discovery to clinical development. Our focus on research and development and technological innovation serves as the cornerstone of our continuing growth. We intend to develop and commercialize first-in-class or best-in-class drugs to contribute to the improvement of human health worldwide.

Innovative Models to Transform Antibody Discovery

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Global Leaders in Genetically Modified Model Generation to Empower Antibody Discovery

Founded in 2009, Biocytogen has become a global leader in gene-edited animal and cell model production. We have locations in Beijing, Jiangsu, Shanghai, and Boston, employing more than 1,300 people around the world, many of whom have advanced degrees in their fields. Over the last 10 years, we have collaborated with top pharmaceutical companies and researchers to complete more than 3,500 gene editing projects. Our fast turnaround times and dedication to superior customer service have set us apart, earning us a 98 percent customer satisfaction rating. 

Whether you need custom gene editing services, fully human antibody discovery services or antibody efficacy evaluation services, we will use our cutting-edge technology platforms to provide fast and reliable solutions for your therapeutic antibody discovery projects. Contact us today to learn more about our services and discover how we could assist with your next project.

Meet the Experts

News & Events

Breakfast & Biotech with Biocytogen

Biocytogen eagerly invites fellow industrial partners and colleagues to join us for a…

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Biocytogen Lists on the Main…

Beijing, China, September 1, 2022 -- Biocytogen Pharmaceuticals (Beijing) Co., Ltd. ("Biocytogen", HKEX:…

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Customer Stories


Our models have been published in world’s leading journals.

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Checkpoint inhibition through small molecule-induced…

Authors: Jang-June Park, Emily P. Thi, Victor H. Carpio, Yingzhi Bi, Andrew G. Cole, Bruce D. Dorsey, Kristi Fan, Troy Harasym, Christina L. Iott, Salam Kadhim, Jin Hyang Kim, Amy C.…

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B7-H3×4-1BB bispecific antibody augments antitumor…

Authors: Gihoon You, Yangsoon Lee, Yeon-Woo Kang, Han Wook Park, Kyeongsu Park, Hyekang Kim, Young-Min Kim, Sora Kim, Ji-Hae Kim, Dain Moon, Hyejin Chung, Wonjun Son, Ui-Jung Jung, Eunyoung Park, Shinai…

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