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T Cell Types and Functions

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.
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Related Experiment Video

Updated: Jun 15, 2026

Transduction and Expansion of Primary T Cells in Nine Days with Maintenance of Central Memory Phenotype

Transduction and Expansion of Primary T Cells in Nine Days with Maintenance of Central Memory Phenotype

Published on: March 18, 2020

T cells use rafts for survival.

Jennifer D Stone¹, David M Kranz

¹Department of Biochemistry, University of Illinois at Urbana-Champaign, Urbana, IL 61801, USA.

|March 2, 2010

Summary

T cell homeostasis is crucial and regulated by multiple factors. This study defines roles for the T cell receptor, self-peptide-MHC, cytokines, and membrane rafts in maintaining T cell balance.

Area of Science:

Immunology
Cell Biology

Background:

T cell homeostasis is essential for immune system function.
Maintaining T cell populations requires precise control mechanisms.

Discussion:

This study investigates the interplay of key molecular components in T cell homeostasis.
The T cell receptor (TCR) and self-peptide-MHC ligands are critical for T cell recognition and survival.
Cytokines and membrane rafts also play significant roles in regulating T cell numbers.

Key Insights:

The T cell receptor (TCR) and self-peptide-MHC interactions are central to T cell homeostasis.
Cytokines contribute to the dynamic regulation of T cell populations.
Membrane rafts are important structural components influencing T cell signaling and balance.

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A TIRF Microscopy Technique for Real-time, Simultaneous Imaging of the TCR and its Associated Signaling Proteins

A TIRF Microscopy Technique for Real-time, Simultaneous Imaging of the TCR and its Associated Signaling Proteins

Published on: March 22, 2012

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Last Updated: Jun 15, 2026

Transduction and Expansion of Primary T Cells in Nine Days with Maintenance of Central Memory Phenotype

Transduction and Expansion of Primary T Cells in Nine Days with Maintenance of Central Memory Phenotype

Published on: March 18, 2020

A TIRF Microscopy Technique for Real-time, Simultaneous Imaging of the TCR and its Associated Signaling Proteins

A TIRF Microscopy Technique for Real-time, Simultaneous Imaging of the TCR and its Associated Signaling Proteins

Published on: March 22, 2012

Outlook:

Further research is needed to fully elucidate the complex network governing T cell homeostasis.
Understanding these mechanisms could lead to new therapeutic strategies for immune disorders.