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Interrogating Individual Autoreactive Germinal Centers by Photoactivation in a Mixed Chimeric Model of Autoimmunity
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Autoimmunity in Primary Antibody Deficiencies.

Gholamreza Azizi1, Moslem Ahmadi, Hassan Abolhassani

  • 1Department of Laboratory Medicine, Imam Hassan Mojtaba Hospital, Alborz University of Medical Sciences, Karaj, Iran.

International Archives of Allergy and Immunology
|December 26, 2016
PubMed
Summary

Primary antibody deficiencies (PADs) are common inherited immune disorders. This review explores the link between PADs and autoimmune diseases, detailing proposed mechanisms and reported conditions.

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Area of Science:

  • Immunology
  • Genetics
  • Clinical Medicine

Background:

  • Primary antibody deficiencies (PADs) are the most frequent inherited immunodeficiencies.
  • PADs involve hypogammaglobulinemia and impaired antibody production, leading to bacterial infections.
  • Beyond infections, PADs are increasingly linked to inflammatory, lymphoproliferative, and autoimmune conditions.

Purpose of the Study:

  • To elucidate the mechanisms underlying autoimmunity in PAD patients.
  • To comprehensively review autoimmune disorders associated with different types of PAD.
  • To highlight the role of B-cell defects in PAD-related autoimmunity.

Main Methods:

  • Literature review of studies on primary antibody deficiencies and autoimmunity.
  • Analysis of proposed immunological mechanisms for autoimmune manifestations in PAD.
  • Categorization of reported autoimmune disorders based on PAD type.

Main Results:

  • B-cell defects in PAD patients contribute to both systemic and organ-specific autoimmunity.
  • Immune thrombocytopenic purpura and autoimmune hemolytic anemia are prevalent autoimmune complications.
  • Various PAD types exhibit distinct associations with specific autoimmune disorders.

Conclusions:

  • Autoimmunity is a significant extraintestinal manifestation of PADs.
  • Understanding PAD-associated autoimmunity is crucial for comprehensive patient management.
  • Further research into B-cell dysfunction in PAD can inform autoimmune disease understanding.