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Related Experiment Videos

CD154 (CD40 ligand).

U Schönbeck1, F Mach, P Libby

  • 1Cardiovascular Medicine, Department of Medicine, Brigham & Women's Hospital and Harvard Medical School, 221 Longwood Ave, Boston, MA 02115, USA.

The International Journal of Biochemistry & Cell Biology
|June 17, 2000
PubMed
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CD40 ligand (CD154) is a key immune mediator involved in T cell-dependent B cell responses. Its dual role in host defense and chronic inflammatory diseases makes CD40/CD154 signaling a promising therapeutic target.

Area of Science:

  • Immunology
  • Molecular Biology
  • Cell Biology

Background:

  • CD40 ligand (CD154) was initially identified on activated T lymphocytes.
  • It mediates T cell-dependent B cell activation, proliferation, and differentiation.
  • CD154 is a member of the tumor necrosis factor (TNF) gene superfamily.

Purpose of the Study:

  • To explore the broadened spectrum of CD154 expression and function.
  • To elucidate the dual roles of CD154 in immune responses and inflammation.
  • To highlight CD40/CD154 interactions as a therapeutic target for inflammatory diseases.

Main Methods:

  • The study reviews existing literature on CD154 expression and function.
  • It analyzes the mechanisms of CD40/CD154 ligation.

Related Experiment Videos

  • The research discusses the implications of CD40/CD154 signaling in disease pathogenesis.

    • Main Results:

    • CD154 (CD40 ligand) expression and function extend beyond T lymphocytes.
    • CD154 ligation modulates physiological immune processes and triggers pro-inflammatory mediators.
    • These mediators are implicated in autoimmune disorders, arthritis, atherosclerosis, and cancer.

    Conclusions:

    • CD40/CD154 interactions play a central role in immunity and inflammation.
    • Targeting CD40/CD154 signaling offers therapeutic potential for chronic inflammatory diseases.
    • Both interruption and enhancement of CD40 signaling are being explored for beneficial outcomes.