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A Nonviral Approach to Generate Transient Chimeric Antigen Receptor T Cells Using mRNA for Cancer Immunotherapy

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CAR T Cell Immunotherapy Beyond Haematological Malignancy.

Cedric Hupperetz¹, Sangjoon Lah^1,2, Hyojin Kim¹

¹Department of Biological Sciences, Korea Advanced Institute of Science and Technology (KAIST), Daejeon 34141, Korea.

|March 16, 2022

Summary

Chimeric antigen receptor (CAR) T cell therapy shows promise for blood cancers but faces challenges in solid tumors due to antigen heterogeneity and immunosuppressive microenvironments. Research is exploring solutions for broader applications.

Keywords:

Autoimmunity CAR-T cell Cancer Immunotherapy Infectious disease

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Manufacturing Chimeric Antigen Receptor CAR T Cells for Adoptive Immunotherapy

Manufacturing Chimeric Antigen Receptor CAR T Cells for Adoptive Immunotherapy

Published on: December 17, 2019

Area of Science:

Immunology
Oncology
Cell Therapy

Background:

Chimeric antigen receptor (CAR) T cells are engineered immune cells targeting specific antigens.
CAR T cell therapy has shown success in treating hematological malignancies.
The efficacy of CAR T cells in solid tumors remains limited.

Purpose of the Study:

To discuss challenges and improvements for CAR T cell therapy in solid tumors.
To explore the potential of CAR T cells in infectious diseases and autoimmune disorders.

Main Methods:

Review of current literature on CAR T cell therapy.
Analysis of challenges including antigen heterogeneity and the tumor microenvironment.
Discussion of potential therapeutic strategies and applications.

Main Results:

Solid tumors present challenges like antigen heterogeneity, enabling tumor escape.
The immunosuppressive tumor microenvironment hinders T cell infiltration and function.
CAR T cells show potential beyond oncology in infectious diseases and autoimmunity.

Conclusions:

Overcoming antigen heterogeneity and the immunosuppressive tumor microenvironment is crucial for CAR T cell success in solid tumors.
Further research is needed to optimize CAR T cell design and application for broader therapeutic use.