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The evolving role of B cells in malignancies
Soham Bindu1, Roshni Bibi1, R Pradeep1
1Department of Biotechnology, School of Bioengineering, SRM Institute of Science and Technology, Kattankulathur, Chennai, Tamil Nadu 603203, India.
Human Immunology
|March 25, 2025
Summary
B cells, crucial adaptive immune cells, exhibit dual roles in cancer, potentially promoting or suppressing tumors. Their presence in tertiary lymphoid structures correlates with improved cancer survival rates, highlighting their complex involvement in disease.
Area of Science:
- Immunology
- Oncology
- Pathology
Background:
- B cells are key components of the adaptive immune system with diverse functions, including antibody generation, antigen presentation, and cytokine secretion.
- In cancer, B cells present a complex role within the tumor microenvironment, exhibiting both tumor-promoting and tumor-suppressing characteristics.
- Tertiary lymphoid structures, rich in B cells, have been associated with enhanced patient survival across various cancer types.
Purpose of the Study:
- To examine the multifaceted involvement of B cells in malignancies, focusing on their role in disease development and potential as biomarkers.
- To review the critical functions of B cells in autoimmune diseases and their therapeutic potential.
- To analyze the role of B cells in immunization and their application in cancer immunotherapy.
Main Methods:
- Literature review and analysis of existing studies on B cell involvement in neoplastic diseases, autoimmune disorders, and neurological conditions.
- Examination of data linking tertiary lymphoid structures and B cell presence to patient outcomes in oncology.
- Exploration of current research on B cell-targeted therapies and immunotherapeutic strategies.
Main Results:
- B cells demonstrate context-dependent functions in cancer, acting as both promoters and suppressors within the tumor microenvironment.
- The presence of B cells within tertiary lymphoid structures is a positive prognostic indicator in several cancer types.
- B cells are implicated in the pathogenesis of autoimmune diseases and represent potential therapeutic targets.
Conclusions:
- B cells play intricate and often contradictory roles in various pathological conditions, including cancer and autoimmune diseases.
- Further research is essential to fully elucidate the complex and varied actions of B cells across different disease contexts.
- Understanding B cell dynamics is crucial for developing novel diagnostic biomarkers and targeted therapeutic strategies, particularly in cancer immunotherapy.
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