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Related Concept Videos

T Cell Types and Functions01:24

T Cell Types and Functions

When T cells with CD4 markers are activated, they give rise to two types of effector cells: helper T cells and regulatory T cells. Meanwhile, T cells with CD8 markers differentiate into effector cytotoxic T cells. The differentiation of CD4 T cells into helper T cell subsets, such as Th1, Th2, and Th17 cells, is dependent on the antigen type, antigen-presenting cell, and regulatory cytokines.
Th1 cells stimulate dendritic cells to express necessary co-stimulatory molecules on their surfaces for...
T Cell Activation and Clonal Selection01:22

T Cell Activation and Clonal Selection

T cells are integral to our adaptive immune system, recognizing and effectively responding to foreign antigens. T cell activation and clonal selection are pivotal in orchestrating this immune response. This article elucidates these mechanisms, detailing the roles of cluster of differentiation (CD) markers, major histocompatibility complex (MHC) molecules, costimulatory signals, and the process of clonal selection.
Naive T cells that have not yet encountered an antigen express two primary CD...

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Related Experiment Video

Updated: Jul 11, 2026

Flow Cytometric Analysis of Lymphocyte Infiltration in Central Nervous System during Experimental Autoimmune Encephalomyelitis
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Published on: November 17, 2020

CD8+ T cells in inflammatory demyelinating disease.

Hanne A Weiss1, Jason M Millward, Trevor Owens

  • 1Medical Biotechnology Center, University of Southern Denmark, Winsloewparken 25, DK-5000 Odense C, Denmark.

Journal of Neuroimmunology
|October 9, 2007
PubMed
Summary

CD8+ T cells contribute to central nervous system (CNS) inflammation in Multiple Sclerosis (MS). Research in the EAE model shows these cells regulate disease, with differing cytokine profiles compared to MS.

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Area of Science:

  • Neuroimmunology
  • Cellular Immunology
  • Autoimmune Diseases

Background:

  • Multiple Sclerosis (MS) is a chronic inflammatory disease affecting the central nervous system (CNS).
  • The role of CD8+ T cells in CNS inflammation and MS pathogenesis is not fully elucidated.
  • Experimental Autoimmune Encephalomyelitis (EAE) serves as a key animal model for studying MS.

Purpose of the Study:

  • To review the contribution of CD8+ T cells to CNS inflammation in MS.
  • To discuss the role of CD8+ T cells in the EAE model.
  • To compare cytokine regulation in CD8+ T cells between EAE and MS.

Main Methods:

  • Review of existing literature on CD8+ T cell involvement in MS and EAE.
  • Analysis of cytokine profiles (interferon-gamma, interleukin-17) in CNS-infiltrating T cells.
  • Comparison of CD8+ T cell function in EAE and human MS samples.

Main Results:

  • CD8+ T cells differentially regulate inflammatory cytokines, including interferon-gamma and interleukin-17, within the CNS during EAE.
  • CD8+ T cells play a regulatory role in disease progression in the EAE model.
  • Evidence suggests distinct cytokine regulation patterns in CD8+ T cells between EAE and MS.

Conclusions:

  • CD8+ T cells are significant contributors to CNS inflammation in both EAE and MS.
  • The distinct roles and cytokine regulation of CD8+ T cells in EAE and MS warrant further investigation.
  • Understanding these differences could lead to targeted therapies for MS.