Related Experiment Video

Updated: Aug 30, 2025

Detection of MicroRNAs in Microglia by Real-time PCR in Normal CNS and During Neuroinflammation
13:36

Detection of MicroRNAs in Microglia by Real-time PCR in Normal CNS and During Neuroinflammation

Published on: July 23, 2012

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Study of The Correlation between miR-106a, miR-125b, and miR-330 on Multiple Sclerosis Patients by Targeting TNFSF4

Nasrin Hadi1, Seyed Morteza Seifati1, Behnaz Nateghi2,3

  • 1Medical Biotechnology Research Center, Ashkezar Branch, Islamic Azad University, Ashkezar, Yazd, Iran.

Cell Journal
|August 31, 2022
PubMed
Abstract

Insights

This study found reduced levels of miR-106a, miR-125b, and miR-330 in relapsing-remitting multiple sclerosis (RRMS) patients, correlating with altered TNFSF4 and Sp1 gene expression. These microRNAs may play a role in MS pathogenesis.

Area of Science:

  • Neuroscience
  • Genetics
  • Immunology

Background:

  • Multiple sclerosis (MS) is a complex neuro-inflammatory disorder influenced by genetic and environmental factors.
  • Understanding the molecular mechanisms underlying MS, particularly the role of microRNAs (miRNAs), is crucial for developing targeted therapies.

Purpose of the Study:

  • To evaluate the expression levels of miR-106a, miR-125b, and miR-330 in patients with relapsing-remitting multiple sclerosis (RRMS).
  • To investigate the association of these miRNAs with TNFSF4 and Sp1 gene expression, potentially through the NF-κB/TNF-α signaling pathway.

Main Methods:

  • An in silico-experimental approach was employed.
  • Real-time polymerase chain reaction (PCR) was used to measure miRNA and gene expression levels.
  • The study included 60 RRMS patients and 30 healthy controls.

Main Results:

  • Expression levels of miR-330, miR-106a, and miR-125b were significantly reduced in RRMS patients compared to controls.
  • TNFSF4 gene expression was significantly elevated in RRMS patients.
  • Sp1 gene expression was diminished in RRMS patients.

Conclusions:

  • The study indicates a significant association between reduced miR-106a, miR-125b, and miR-330 expression and RRMS.
  • These miRNAs are correlated with altered expression of TNFSF4 and Sp1 genes in RRMS patients.
  • The findings suggest a potential role for these miRNAs in the pathogenesis of MS.
Keywords:
MicroRNAbiomarkermultiple sclerosis

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