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Related Concept Videos

MicroRNAs01:22

MicroRNAs

MicroRNA (miRNA) are short, regulatory RNA transcribed from introns (non-coding regions of a gene) or intergenic regions (stretches of DNA present between genes). Several processing steps are required to form biologically active, mature miRNA. The initial transcript, called primary miRNA (pri-mRNA), base-pairs with itself, forming a stem-loop structure. Within the nucleus, an endonuclease enzyme, called Drosha, shortens the stem-loop structure into hairpin-shaped pre-miRNA. After the pre-miRNA...

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Clues for Improving the Pathophysiology Knowledge for Endometriosis Using Plasma Micro-RNA Expression.

Yohann Dabi1,2,3, Stéphane Suisse4, Ludmila Jornea5

  • 1Department of Obstetrics and Reproductive Medicine, Hôpital Tenon, Sorbonne University, 4 Rue de la Chine, 75020 Paris, France.

Diagnostics (Basel, Switzerland)
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PubMed
Summary

Endometriosis pathophysiology involves specific microRNAs (miRNAs). This study identified key miRNAs and signaling pathways, like Wnt/β-catenin, linked to endometriosis, offering new diagnostic and therapeutic insights.

Keywords:
endometriosismiRNApathophysiologypathways

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Area of Science:

  • Gynecologic Oncology
  • Molecular Biology
  • Genomics

Background:

  • The pathophysiology of endometriosis is not fully understood.
  • MicroRNAs (miRNAs) are increasingly recognized as key regulators in various diseases, including endometriosis.

Purpose of the Study:

  • To investigate functions and signaling pathways associated with differentially expressed miRNAs in endometriosis patients.
  • To identify potential miRNA biomarkers for endometriosis diagnosis.

Main Methods:

  • Analysis of plasma samples from 200 endometriosis patients using miRNA sequencing.
  • Calculation of sensitivity, specificity, and ROC AUC for miRNA diagnosis.
  • Comprehensive literature review to identify functions and pathways of selected miRNAs.

Main Results:

  • 2633 miRNAs were identified in endometriosis patients.
  • 57 miRNAs had an AUC ≥ 0.6, with 20 novel findings.
  • miR-124-3p is linked to cell proliferation and invasion via pathways including mTOR, PI3K/Akt, and NF-κB.

Conclusions:

  • miRNA profiles in endometriosis are associated with key signaling pathways in its pathophysiology.
  • Identified miRNAs and pathways offer potential for novel diagnostic and therapeutic strategies.
  • Further research into specific miRNA-pathway interactions is warranted.