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Challenges of Anti-Mesothelin CAR-T-Cell Therapy
Xuejia Zhai1,2,3, Ling Mao1,2,3, Min Wu1,2,3
1Department of Stem Cell and Regenerative Medicine, Institute of Pathology and Southwest Cancer Center, Southwest Hospital, Third Military Medical University (Army Medical University), Chongqing 400038, China.
Abstract:
Chimeric antigen receptor (CAR)-T-cell therapy is a kind of adoptive T-cell therapy (ACT) that has developed rapidly in recent years. Mesothelin (MSLN) is a tumor-associated antigen (TAA) that is highly expressed in various solid tumors and is an important target antigen for the development of new immunotherapies for solid tumors. This article reviews the clinical research status, obstacles, advancements and challenges of anti-MSLN CAR-T-cell therapy. Clinical trials on anti-MSLN CAR-T cells show that they have a high safety profile but limited efficacy. At present, local administration and introduction of new modifications are being used to enhance proliferation and persistence and to improve the efficacy and safety of anti-MSLN CAR-T cells. A number of clinical and basic studies have shown that the curative effect of combining this therapy with standard therapy is significantly better than that of monotherapy.
Insights
Chimeric antigen receptor (CAR)-T-cell therapy targeting mesothelin (MSLN) shows promise for solid tumors but has limited efficacy. Combining CAR-T therapy with standard treatments significantly improves outcomes.
Area of Science:
- Oncology
- Immunotherapy
- Cellular Therapy
Background:
- Mesothelin (MSLN) is a tumor-associated antigen highly expressed in various solid tumors.
- CAR-T-cell therapy, a type of adoptive T-cell therapy (ACT), is rapidly advancing.
- MSLN is a key target for novel immunotherapies against solid tumors.
Purpose of the Study:
- To review the clinical research status of anti-MSLN CAR-T-cell therapy.
- To identify obstacles, advancements, and challenges in this therapeutic approach.
- To evaluate the efficacy and safety of anti-MSLN CAR-T-cell therapy.
Main Methods:
- Review of clinical trials and basic research on anti-MSLN CAR-T-cell therapy.
- Analysis of strategies to enhance CAR-T-cell proliferation, persistence, efficacy, and safety.
- Evaluation of combination therapy versus monotherapy.
Main Results:
- Clinical trials indicate a high safety profile for anti-MSLN CAR-T cells.
- Current efficacy of anti-MSLN CAR-T-cell therapy is limited.
- Local administration and novel modifications are being explored to improve outcomes.
- Combination therapy demonstrates significantly better curative effects than monotherapy.
Conclusions:
- Anti-MSLN CAR-T-cell therapy is a developing immunotherapy with a good safety profile but requires efficacy enhancement.
- Strategies like local administration, modifications, and combination with standard therapies are crucial for improving treatment effectiveness.
- Further research is needed to overcome current limitations and optimize this promising cancer treatment.
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