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Related Experiment Videos

CD27/CD70 interactions regulate T dependent B cell differentiation.

S Jacquot1

  • 1Dana Farber Cancer Institute, Department of Medicine, Harvard Medical School, Boston, MA 02115, USA. sergJacquot@aol.com

Immunologic Research
|May 10, 2000
PubMed
Summary
This summary is machine-generated.

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CD27, a TNF receptor, is crucial for T and B cell responses. Its interaction with CD70 regulates B cell differentiation and memory cell formation, impacting adaptive immunity.

Area of Science:

  • Immunology
  • Molecular Biology
  • Cell Biology

Background:

  • CD27 is a TNF receptor family member expressed on lymphoid cells.
  • T lymphocytes constitutively express CD27, acting as a costimulatory molecule.
  • B lymphocytes express CD27 upon antigenic challenge, marking memory cells.

Purpose of the Study:

  • To elucidate the role of CD27 and its ligand CD70 in T-dependent B cell responses.
  • To understand the contribution of CD27/CD70 interaction to plasma cell differentiation.
  • To explore the regulatory mechanisms of B lymphocyte responses involving CD40 and CD27/CD70 pathways.

Main Methods:

  • Analysis of CD27 and CD70 expression on T and B cells.
  • Investigating the impact of CD27/CD70 ligation on B cell activation and differentiation.

Related Experiment Videos

  • Studying the interplay between CD40 and CD27/CD70 pathways in immune responses.

    • Main Results:

    • CD27/CD70 interaction is vital for T-dependent B cell responses.
    • This interaction promotes plasma cell differentiation.
    • B cell responses are modulated by T cell subsets expressing CD154, CD27, or CD70.

    Conclusions:

    • The CD27/CD70 pathway is a key regulator of adaptive immunity, particularly in B cell differentiation.
    • Understanding this interaction provides insights into immune memory and plasma cell formation.
    • Differential expression of ligands by T cell subsets fine-tunes B lymphocyte responses.