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Updated: Feb 8, 2026

Comprehensive Autopsy Program for Individuals with Multiple Sclerosis
Published on: July 19, 2019
Dysregulated MicroRNA Involvement in Multiple Sclerosis by Induction of T Helper 17 Cell Differentiation
Chen Chen1, Yifan Zhou1, Jingqi Wang1
1Department of Neurology, The Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, China.
Abstract:
Multiple sclerosis (MS) is an immune-mediated demyelinating disease of the central nervous system. Growing evidence has proven that T helper 17 (Th17) cells are one of the regulators of neuroinflammation mechanisms in MS disease. Researchers have demonstrated that some microRNAs (miRNAs) are associated with disease activity and duration, even with different MS patterns. miRNAs regulate CD4+ T cells to differentiate toward various T cell subtypes including Th17 cells. In this review, we discuss the possible mechanisms of miRNAs in MS pathophysiology by regulating CD4+ T cell differentiation into Th17 cells, and potential miRNA targets for current disease-modifying treatments.
Insights
MicroRNAs (miRNAs) influence T helper 17 (Th17) cell differentiation in multiple sclerosis (MS). This review explores how miRNAs regulate Th17 cells in MS pathophysiology and identifies potential therapeutic targets.
Area of Science:
- Neuroimmunology
- Molecular Biology
Background:
- Multiple sclerosis (MS) is an immune-mediated central nervous system disorder.
- T helper 17 (Th17) cells are key players in MS-related neuroinflammation.
- MicroRNAs (miRNAs) are implicated in MS disease activity and progression.
Purpose of the Study:
- To review the mechanisms by which miRNAs regulate CD4+ T cell differentiation into Th17 cells in MS.
- To explore the role of miRNAs in the pathophysiology of multiple sclerosis.
- To identify potential miRNA targets for MS disease-modifying therapies.
Main Methods:
- Literature review of studies on miRNAs, T helper cells, and multiple sclerosis.
- Analysis of molecular mechanisms regulating T cell differentiation.
- Identification of miRNA-gene interactions relevant to MS.
Main Results:
- miRNAs play a crucial role in controlling the differentiation of CD4+ T cells towards the Th17 lineage.
- Specific miRNAs are associated with disease activity, duration, and patterns in MS.
- Dysregulation of miRNA pathways contributes to neuroinflammation in MS.
Conclusions:
- miRNAs are significant regulators of Th17 cell differentiation in multiple sclerosis.
- Targeting specific miRNAs offers a promising strategy for developing novel MS treatments.
- Understanding miRNA-mediated pathways is essential for advancing MS therapeutics.
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