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Related Experiment Videos

CD95/CD95L interactions and their role in autoimmunity.

L Ricci-Vitiani1, C Conticello, A Zeuner

  • 1Laboratory of Hematology and Oncology, Istituto Superiore di Sanità, Rome, Italy.

Apoptosis : an International Journal on Programmed Cell Death
|March 21, 2001
PubMed
Summary

Defects in the CD95/CD95L system are linked to autoimmunity by impairing self-tolerance. This review explores CD95

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Area of Science:

  • Immunology
  • Cell Biology
  • Molecular Biology

Background:

  • CD95 (Fas/Apo-1) is a death receptor involved in apoptosis.
  • The CD95/CD95L system plays a role in immune regulation.
  • Dysfunctions in this system are implicated in autoimmune diseases.

Purpose of the Study:

  • To review the role of CD95 in autoimmunity.
  • To discuss how CD95-induced apoptosis influences autoimmune responses.
  • To highlight findings on CD95 in organ-specific autoimmunity.

Main Methods:

  • Literature review of studies on CD95 and autoimmunity.
  • Analysis of CD95 expression and function in autoimmune target cells.
  • Examination of altered CD95-induced apoptosis in autoimmune conditions.

Main Results:

  • CD95 is broadly expressed and functional in cells targeted by autoimmune responses.
  • Altered CD95 sensitivity is linked to organ-specific autoimmunity.
  • Both increased and decreased CD95-induced apoptosis contribute to autoimmune dysfunctions.

Conclusions:

  • The CD95/CD95L system is a critical factor in the pathogenesis of autoimmunity.
  • Understanding CD95's role is key to developing therapies for autoimmune diseases.
  • Further research into CD95 signaling in autoimmunity is warranted.

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