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Genome Instability and Somatic Mutagenesis in Autoimmune Diseases.
Sriram Vijayraghavan1, Natalie Saini1
1Department of Biochemistry and Molecular Biology, College of Medicine, Medical University of South Carolina, Charleston, SC 29425, USA.
Cancers
|February 13, 2026
Summary
Autoimmune diseases (AID) arise from immune system errors. This review explores how DNA damage and somatic mutations in immune cells contribute to AID development and potentially cancer.
Area of Science:
- Immunology
- Genetics
- Oncology
Background:
- The adaptive immune system distinguishes self from non-self antigens, crucial for preventing autoimmunity.
- Autoimmune diseases (AID) result from immune system dysregulation, often involving genetic and environmental factors.
- Somatic mutations, linked to DNA damage and cancer, are increasingly studied in AID etiology.
Purpose of the Study:
- To review genome instability in autoimmune diseases (AID).
- To explore the connection between inflammation, immune response, DNA damage, and mutagenesis in AID.
- To discuss the potential link between AID and cancer development.
Main Methods:
- Review of existing research on genome instability in AID.
- Analysis of the interplay between inflammation, immune response, DNA damage, and mutagenesis.
- Examination of studies on DNA damage and mutagenesis in cells from AID patients.
Main Results:
- Inflammation-rich microenvironments in AID can promote DNA damage accumulation in immune cells.
- Somatic mutagenesis is a significant factor in the development and progression of autoimmune diseases.
- Evidence suggests a potential link between autoimmune disorders and cancer development due to shared mechanisms.
Conclusions:
- Understanding somatic mutagenesis in AID is key to elucidating disease mechanisms.
- Further research is needed to clarify the role of somatic mutations in autoimmunity and cancer.
- Addressing genome instability may offer new therapeutic strategies for AID and associated cancers.
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