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CD4+ T cells in atherosclerosis.

Xinghua Zhou1

  • 1Center for Molecular Medicine L8:03 and Department of Medicine, Karolinska Hospital, Karolinska Institutet, 17176, Stockholm, Sweden. xinghua.zhou@cmm.ki.se

Biomedicine & Pharmacotherapy = Biomedecine & Pharmacotherapie
|September 23, 2003
PubMed
Summary

Atherosclerosis involves inflammation and T lymphocytes. This review details how CD4(+) T cell subsets contribute to this cardiovascular disease progression.

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Area of Science:

  • Cardiovascular immunology
  • Inflammatory diseases
  • Immunology of atherosclerosis

Background:

  • Atherosclerosis is characterized by chronic inflammation within artery walls.
  • T lymphocytes, particularly CD4(+) T cells, and macrophages are key cellular components of atherosclerotic lesions.
  • Evidence suggests a cell-mediated immune response, involving T cells and modified lipoproteins, drives atherosclerosis.

Purpose of the Study:

  • To review the current understanding of CD4(+) T cell subpopulations in atherosclerosis.
  • To elucidate the specific roles these immune cells play in the development and progression of the disease.

Main Methods:

  • Literature review of studies on T cell involvement in atherosclerosis.
  • Analysis of findings related to CD4(+) T cell populations within atherosclerotic plaques.
  • Synthesis of data on immune reactions targeting modified lipoproteins.

Main Results:

  • CD4(+) T cells are abundant in atherosclerotic lesions across all disease stages.
  • Activated T cells and macrophages are consistently found within lesions.
  • T cells specific for modified low-density lipoproteins have been identified in lesions.

Conclusions:

  • CD4(+) T cell subpopulations play significant and diverse roles in the inflammatory processes of atherosclerosis.
  • Understanding these roles is crucial for developing targeted immunotherapies for cardiovascular disease.

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