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Related Experiment Videos

Receptor editing for better or for worse.

Roberta Pelanda1, Raul M Torres

  • 1Integrated Department of Immunology, National Jewish Medical and Research Center and University of Colorado Health Sciences Center, 1400 Jackson Street, Denver, CO 80206, USA. pelandar@njc.org

Current Opinion in Immunology
|February 8, 2006
PubMed
Summary
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Receptor editing is a primary mechanism for B cell tolerance, preventing autoreactive cells from maturing. Clonal deletion acts as a backup when receptor editing fails to eliminate self-reactive B cells.

Area of Science:

  • Immunology
  • Cellular and Molecular Biology

Background:

  • Receptor editing was initially considered a minor pathway for B cell tolerance.
  • Recent studies highlight its dominant role in managing autoreactive immature B cells.

Purpose of the Study:

  • To re-evaluate the role of receptor editing in B cell tolerance.
  • To investigate the signaling pathways regulating receptor editing.

Main Methods:

  • Review of recent immunological studies.
  • Analysis of B cell development and tolerance mechanisms.

Main Results:

  • Receptor editing is now recognized as a dominant tolerance mechanism.
  • Clonal deletion functions secondarily when receptor editing is insufficient.

Related Experiment Videos

  • Receptor editing occurs in normal B cell development, influenced by signaling molecules.

    • Conclusions:

    • Receptor editing is a key process in central B cell tolerance.
    • Signaling pathways controlling receptor editing are being elucidated.