MicroRNA-Related Polymorphism and Their Association with Fibromyalgia.
Fabian Berg1, Dirk A Moser1, Verena Hagena2
1Department of Genetic Psychology, Faculty of Psychology, Ruhr-University Bochum, Universitätsstraße 150, 44801 Bochum, Germany.
Genes
|July 29, 2023
Summary
This study investigated genetic variations in microRNA genes and their targets in fibromyalgia patients. Two microRNA-related polymorphisms were identified, potentially contributing to fibromyalgia pathogenesis.
Area of Science:
- Genetics
- Molecular Biology
- Neuroscience
Background:
- MicroRNAs (miRNAs) are crucial regulators of gene expression.
- Fibromyalgia is a complex condition with poorly understood genetic underpinnings.
- Genetic variations in miRNA pathways may influence disease susceptibility.
Purpose of the Study:
- To identify DNA variations in miRNA genes, regulatory regions, and 3'UTRs associated with fibromyalgia.
- To investigate the association between specific genetic markers and fibromyalgia in a patient cohort.
- To explore the potential functional role of identified polymorphisms in fibromyalgia pathogenesis.
Main Methods:
- Genome-wide genotyping using the Axiom miRNA Target Site Genotyping Array.
- Comparison of 176 female fibromyalgia patients with 162 healthy controls.
- Logistic regression analysis adjusted for population stratification to assess marker association.
Main Results:
- 29 markers showed association with fibromyalgia (p-values < 1 × 10⁻³).
- The strongest association was rs758459 (p=0.0001), located in the Neurogenin 1 gene targeted by hsa-miR-130a-3p.
- Variant rs2295963 potentially affects hsa-miR-1-3p binding; both miRNAs are differentially expressed in fibromyalgia.
Conclusions:
- Two microRNA-related polymorphisms (rs758459 and rs2295963) are associated with fibromyalgia.
- These polymorphisms may play a functional role in fibromyalgia development.
- Further research is needed to elucidate the biological significance of these findings for fibromyalgia.
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