Evidence map›Paper›PMID 40036968›Full record

ArticleSleep2025

Genome-wide, integrative analysis implicates exosome-derived microRNA dysregulation in chronic insomnia.

Mengyao Zhang, Yang Du, Lei Chen, Quan Tang, Chunyan Liu, Ning Li, Tingting Zhang, Yong Cheng, Yuping Wang

Abstract read
In one paragraph

Article in Sleep, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

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Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

3 citing papers in PubMed.

  1. Article
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4 · The record

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PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

Mengyao ZhangDepartment of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China.
Yang DuCenter on Translational Neuroscience, College of Life and Environmental Sciences, Minzu University of China, Beijing, China.ORCID 0000-0002-9013-3178
Lei ChenCenter on Translational Neuroscience, College of Life and Environmental Sciences, Minzu University of China, Beijing, China.
Quan TangCenter on Translational Neuroscience, College of Life and Environmental Sciences, Minzu University of China, Beijing, China.
Chunyan LiuDepartment of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China.
Ning LiDepartment of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China.
Tingting ZhangDepartment of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China.
Yong ChengCenter on Translational Neuroscience, College of Life and Environmental Sciences, Minzu University of China, Beijing, China.ORCID 0000-0002-7529-4408
Yuping WangDepartment of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, China.

Funding

National Key R&D Program 2021YFC2501400
6 · The paper itself

Abstract

STUDY

objectivesInsomnia, characterized by difficulty in initiating and sustaining sleep or waking prematurely without the ability to return to sleep, affects approximately 30% of the population. The underlying mechanisms of insomnia remain unclear, and the objective diagnostic measures are scarce. It is an opportunity to explore the roles of peripheral blood exosomal miRNAs in insomnia patients.

methodsExosomal miRNAs were isolated from 20 insomnia patients and an equal number of healthy individuals. A comprehensive genome-wide miRNA expression analysis was conducted to identify differential miRNAs between the two groups. To evaluate the diagnostic potential of these miRNAs, receiver-operating characteristic (ROC) curves were employed. Furthermore, Gene Ontology enrichment analysis and Kyoto Encyclopedia of Genes and Genomes pathway analysis were performed on the target genes of differential exosome miRNA to explore their regulated signaling pathways and molecular functions.

resultsWe identified 51 differentially expressed miRNAs. Among these, miR-182-5p and miR-451a were markedly downregulated in patients as evidenced by their area-under-the-curve values. The areas under the ROC curves and 95% confidence intervals (CIs) of miR-182-5p and miR-451a in predicting the possibility of chronic insomnia patients were 0.863 (95% CI = 0.75 to 0.97) and 0.813 (95% CI = 0.68 to 0.95). Coexpression network analysis and enrichment analysis of miRNA target genes shed light on the molecular pathophysiology of insomnia, including autophagy and mitophagy.

conclusionsThese findings suggest that peripheral blood exosomal miRNAs may serve as potential noninvasive biomarkers for insomnia diagnosis and provide new insights into the molecular mechanisms underlying this sleep disorder.

Indexed as

ExosomesMicroRNAsSleep Initiation and Maintenance DisordersAdultBiomarkersChronic DiseaseFemaleGenome-Wide Association StudyHumansMaleMiddle AgedBiomarkersMicroRNAsbiomarkersexosomesmicroRNAssleep disorders

Identifiers

PMID40036968
PMCPMC12163125

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