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Related Concept Videos

B Cell Activation and Differentiation01:24

B Cell Activation and Differentiation

The adaptive immune response, a sophisticated defense mechanism, relies on the activation and differentiation of B lymphocytes, or B cells. These processes enable our bodies to mount a tailored response against specific pathogens such as bacteria, free virus particles, toxins, and parasites.
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Leukocyte disorders can lead to either leukopenia, characterized by an abnormally low leukocyte count, or leukocytosis, marked by a very high leukocyte number.
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Special Features of Adaptive Immunity

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Cells of the Adaptive Immune Response

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Related Experiment Video

Updated: May 15, 2026

The bm12 Inducible Model of Systemic Lupus Erythematosus (SLE) in C57BL/6 Mice
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The bm12 Inducible Model of Systemic Lupus Erythematosus (SLE) in C57BL/6 Mice

Published on: November 1, 2015

[B cell abnormality in systemic lupus erythematosus].

Koji Kitagori1, Daisuke Kawabata

  • 1Department of Rheumatology and Clinical Immunology, Graduate School of Medicine, Kyoto University.

Nihon Rinsho Men'Eki Gakkai Kaishi = Japanese Journal of Clinical Immunology
|January 8, 2013
PubMed
Summary

Dysfunctional B cells, including those producing IL-10, contribute to Systemic Lupus Erythematosus (SLE) pathogenesis. Therapies targeting B cells show promise but require further validation for personalized SLE treatment.

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Area of Science:

  • Immunology
  • Rheumatology
  • Cell Biology

Background:

  • B cells are crucial in Systemic Lupus Erythematosus (SLE) pathogenesis via autoantibody production, antigen presentation, and T cell activation.
  • A specific subset of B cells, known for immunoregulatory properties through IL-10 production, may be dysfunctional in SLE.
  • Understanding B cell roles is key to developing effective SLE treatments.

Purpose of the Study:

  • To review the central roles of B cells in SLE pathogenesis.
  • To highlight the potential involvement of IL-10 producing immunoregulatory B cells in SLE.
  • To discuss current and future B cell-targeted therapies for SLE.

Main Methods:

  • Literature review of B cell functions in SLE.
  • Analysis of recent findings on immunoregulatory B cells and IL-10.
  • Evaluation of current B cell-targeted therapies for SLE.

Main Results:

  • B cells contribute significantly to SLE through multiple mechanisms.
  • Dysfunction in IL-10 producing B cells is implicated in SLE.
  • B cell-depleting therapies and regulatory molecules show therapeutic potential.

Conclusions:

  • B cells are key players in SLE pathogenesis, with specific subsets like IL-10 producers being critical.
  • Targeting B cells offers promising therapeutic avenues for SLE.
  • Future SLE treatment should consider personalized approaches based on individual immune abnormalities.