Enhanced CAR-T cell therapy using antigen presenting cells

By using antigen presenting cells (APCs) in CAR T cell therapy to enhance the therapeutic efficacy of CAR T cells, the problems of toxicity and poor amplification of CAR T cell therapy are solved, and more effective tumor treatment is achieved.

CN119654155AInactive Publication Date: 2025-03-18CELLEDIT LLC
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Patent Information

Application Number
CN202380030664.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Priority Date
2022-03-15
Filing Date
2023-03-14
Publication Date
2025-03-18
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

CAR T cell therapy is toxic when treating certain types of cancer, such as unexpected elevated cytokine levels (cytokine release syndrome) and problems with poor amplification of immune cells in the body.

Method used

The therapeutic efficacy of CAR T cells is enhanced by the use of antigen presenting cells (APCs), including administration of CAR-expressing T cells and APCs to the subjects to improve the amplification and therapeutic effect of CAR T cells in vivo.

Benefits of technology

This method is expected to increase the amplification and survival time of CAR T cells in vivo, enhance the therapeutic effect on tumors, and reduce the risk of cytokine toxicity.

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Abstract

A cancer therapy comprising both a population of genetically engineered T cells expressing chimeric antigen receptors (CARs) and a population of antigen presenting cells (APCs) that enhance the efficacy of the T cells expressing the CARs.
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