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Tolerance: an overview and perspectives.

Herman Waldmann1

  • 1Sir William Dunn School of Pathology, University of Oxford, Oxford OX1 3RE, UK. herman.waldmann@path.ox.ac.uk

Nature Reviews. Nephrology
|August 19, 2010
PubMed
Summary
This summary is machine-generated.

Self tolerance mechanisms protect against autoimmune diseases by regulating T and B cells throughout the body. Understanding these processes may lead to new therapies for autoimmunity and cancer.

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Area of Science:

  • Immunology
  • Autoimmunity
  • Cancer Immunology

Background:

  • Self tolerance is crucial for preventing autoimmune diseases.
  • Mechanisms of self tolerance operate from primary lymphoid organs to peripheral tissues.
  • Certain tissues possess immune privilege, a phenomenon also observed in cancers.

Purpose of the Study:

  • To elucidate the comprehensive mechanisms of self tolerance.
  • To explore the link between immune privilege in tissues and cancer immune evasion.
  • To identify therapeutic targets for autoimmune diseases and cancer.

Main Methods:

  • The study reviews existing literature on T cell and B cell regulation.
  • It examines checkpoints and fail-safes in immune tolerance.
  • It analyzes mechanisms of immune privilege in specific tissues and their relevance to cancer.

Main Results:

  • Self tolerance involves a continuum of regulatory events from lymphocyte development to peripheral interactions.
  • Immune privilege in certain tissues employs mechanisms also utilized by cancers to evade immune detection.
  • Dysregulation of self tolerance can lead to autoimmune conditions.

Conclusions:

  • A deep understanding of self tolerance mechanisms is essential for developing novel therapeutic strategies.
  • These strategies aim to reprogram the immune system for treating autoimmunity and enhancing anti-cancer/anti-viral immunity.
  • Targeting immune tolerance pathways offers a dual approach for managing autoimmune diseases and improving cancer immunotherapy.