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Targeting neoantigens to augment antitumour immunity
Mark Yarchoan1, Burles A Johnson1, Eric R Lutz1
1The Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins, Baltimore, Maryland 21231, USA.
Abstract:
The past decade of cancer research has been marked by a growing appreciation of the role of immunity in cancer. Mutations in the tumour genome can cause tumours to express mutant proteins that are tumour specific and not expressed on normal cells (neoantigens). These neoantigens are an attractive immune target because their selective expression on tumours may minimize immune tolerance as well as the risk of autoimmunity. In this Review we discuss the emerging evidence that neoantigens are recognized by the immune system and can be targeted to increase antitumour immunity. We also provide a framework for personalized cancer immunotherapy through the identification and selective targeting of individual tumour neoantigens, and present the potential benefits and obstacles to this approach of targeted immunotherapy.
Insights
Cancer immunity is increasingly recognized. Tumor-specific neoantigens can be targeted for personalized cancer immunotherapy, enhancing anti-tumor immune responses while minimizing risks.
Area of Science:
- Oncology
- Immunology
- Cancer Genomics
Background:
- The past decade has seen a significant rise in understanding the interplay between the immune system and cancer.
- Tumorigenesis involves genomic mutations that can lead to the expression of tumor-specific proteins, known as neoantigens.
- Neoantigens present a promising target for immunotherapy due to their selective expression on cancer cells, potentially reducing immune tolerance and autoimmunity.
Purpose of the Study:
- To review the evidence supporting neoantigen recognition by the immune system.
- To discuss the potential of targeting neoantigens for enhanced anti-tumor immunity.
- To present a framework for personalized cancer immunotherapy based on neoantigen targeting.
Main Methods:
- Review of emerging scientific literature on neoantigens and cancer immunity.
- Analysis of the mechanisms by which neoantigens are recognized by the immune system.
- Discussion of a framework for personalized immunotherapy strategies.
Main Results:
- Growing evidence indicates that the immune system recognizes neoantigens.
- Targeting neoantigens shows potential for increasing anti-tumor immune responses.
- A framework for personalized cancer immunotherapy through neoantigen identification and targeting is proposed.
Conclusions:
- Neoantigens are key targets for enhancing anti-tumor immunity.
- Personalized immunotherapy leveraging neoantigens offers a promising approach to cancer treatment.
- Further research is needed to overcome obstacles and fully realize the benefits of neoantigen-targeted immunotherapy.
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