Genetically modified non-human animal with human or chimeric genes

Genetically modified animals expressing human or chimeric IL12RB1, IL12RB2, and/or IL23R proteins provide a more accurate model for drug screening and evaluation, addressing the limitations of traditional animal models and enhancing drug development efficiency and reducing costs.

WO2025185741A1 Publication Date: 2025-09-11BIOCYTOGEN PHARMACEUTICALS (BEIJING) CO LTD
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Patent Information

Application Number
PCT/CN2025/081345
Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
Priority Date
2025-01-21
Filing Date
2025-03-07
Publication Date
2025-09-11

AI Technical Summary

Technical Problem

Traditional drug research and development methods using in vitro and in vivo animal models fail to accurately replicate human disease states and interactions, leading to high failure rates and increased costs due to the lack of a suitable body environment for drug screening and evaluation.

Method used

Development of genetically modified non-human animals expressing human or chimeric IL12RB1, IL12RB2, and/or IL23R proteins, which can be used for drug screening, pharmacodynamics studies, and treatment of immune-related diseases and cancers, providing a more accurate model for human antibody screening and evaluation.

Benefits of technology

The animal models enhance the efficiency and reduce the cost of drug development by offering a more accurate representation of human disease states and interactions, facilitating the development and design of new drugs and therapies.

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Abstract

Provided are genetically modified non-human animals that express human or chimeric (e.g., humanized) IL12RB1, IL12RB2, and / or IL23R, and methods of use thereof.
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