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Adhesion receptors in lymphocyte activation

T L Collins1, P D Kassner, B E Bierer

  • 1Dana-Farber Cancer Institute, Brigham and Women's Hospital, Boston.

Current Opinion in Immunology
|June 1, 1994
PubMed
Summary

Recent research clarifies T lymphocyte coreceptor functions in cell adhesion and activation. Key findings cover integrin avidity, CD8 regulation, Lck

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Area of Science:

  • Immunology
  • Cell Biology

Background:

  • T lymphocyte coreceptors are crucial for immune responses.
  • Understanding their role in adhesion and activation is vital for immunology.

Purpose of the Study:

  • To review recent advancements in T lymphocyte coreceptor function.
  • To highlight new insights into integrin avidity, CD8 regulation, and CD2 adhesion.

Main Methods:

  • Literature review of recent studies on T lymphocyte coreceptors.
  • Analysis of data concerning integrin avidity and signal transduction.
  • Examination of Lck kinase's role in CD4 coreceptor activity.

Main Results:

  • Significant progress in understanding beta 1 and beta 2 integrin avidity regulation and signal transduction.
  • New insights into the regulation of CD8 avidity.
  • Elucidation of the role of Lck in CD4 coreceptor function.
  • Discovery of a novel role for CD2 adhesion in T cell antigen recognition.

Conclusions:

  • T lymphocyte coreceptor research has advanced significantly.
  • Integrins, CD8, CD4, Lck, and CD2 play complex roles in T cell adhesion and activation.

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