Evidence map›Paper›PMID 29769661›Full record

ArticleScientific reports2018

Circulating MiR-374a-5p is a potential modulator of the inflammatory process in obesity.

Ayo P Doumatey, William J He, Amadou Gaye, Lin Lei, Jie Zhou, Gary H Gibbons, Adebowale Adeyemo, Charles N Rotimi

Abstract read
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 1 pooled it
–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

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

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

23 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  20. Adipogenesis: A Necessary but Harmful Strategy.International journal of molecular sciences · 2019
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4 · The record

Corrections and comments

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

8 authors.

Ayo P DoumateyMetabolic, Cardiovascular and Inflammatory Disease Genomics Branch, National Human Genome Research Institute, Bethesda, MD, USA. doumateya@mail.nih.gov.
William J HeMetabolic, Cardiovascular and Inflammatory Disease Genomics Branch, National Human Genome Research Institute, Bethesda, MD, USA.
Amadou GayeMetabolic, Cardiovascular and Inflammatory Disease Genomics Branch, National Human Genome Research Institute, Bethesda, MD, USA.
Lin LeiMetabolic, Cardiovascular and Inflammatory Disease Genomics Branch, National Human Genome Research Institute, Bethesda, MD, USA.
Jie ZhouMetabolic, Cardiovascular and Inflammatory Disease Genomics Branch, National Human Genome Research Institute, Bethesda, MD, USA.
Gary H GibbonsMetabolic, Cardiovascular and Inflammatory Disease Genomics Branch, National Human Genome Research Institute, Bethesda, MD, USA.
Adebowale AdeyemoMetabolic, Cardiovascular and Inflammatory Disease Genomics Branch, National Human Genome Research Institute, Bethesda, MD, USA.ORCID 0000-0002-3105-3231
Charles N RotimiMetabolic, Cardiovascular and Inflammatory Disease Genomics Branch, National Human Genome Research Institute, Bethesda, MD, USA. rotimic@mail.nih.gov.ORCID 0000-0001-5759-053X

Funding

UVDM01RR010284 · NCRR · HOWARD UNIVERSITY · PI TAYLOR, ROBERT E. · 1996 to 2010
$17.4M
The Howard University SCORE Program Supplemental GrantS06GM008016 · NIGMS · HOWARD UNIVERSITY · PI WALCOURT, ASIKIYA · 1989 to 2009
$16.1M
Minority Health-GRID Network: A Genomics Resource for Health Disparity ResearchRC4MD005964 · NIMHD · MOREHOUSE SCHOOL OF MEDICINE · PI DAVIS, ROBERT LOWELL, NICKERSON, DEBORAH A · 2010 to 2010
$13.3M
Genetic epidemiology of complex diseasesZ01HG200362 · NHGRI · NATIONAL HUMAN GENOME RESEARCH INSTITUTE · PI ROTIMI, CHARLES · 2008 to 2008
$1.7M
Intramural NIH HHS Z01 HG200362NCRR NIH HHS M01 RR010284NIGMS NIH HHS S06 GM008016NIMHD NIH HHS RC4 MD005964
6 · The paper itself

Abstract

Obese individuals without expected metabolic co-morbidities are referred to as metabolically healthy obese (MHO). The molecular mechanisms underlying this phenotype remain elusive. MicroRNAs may be involved in the MHO phenotype. To test this hypothesis, we screened 179 serum miRNAs in 20 African-American women (10 MHOs and 10 metabolically abnormal obese individuals -MAO). We identified 8 differentially expressed miRNAs (DEMs) with validation in an independent sample of 64 MHO and 34 MAO. Of the eight DEMs in the screening phase (p ≤ 0.05), miR-374a-5p remained significant (p = 0.04) with directional consistency in the validation sample. Ingenuity Pathway analysis revealed that miR-374a-5p putatively targeted 37 mRNAs (e.g. chemokines and transcription factors) which are members of canonical pathways involved in inflammation (IL-17A signaling) and lipid metabolism. Analysis restricted to adipocytes, the main source of circulating miRNAs in obesity, identified 3 mRNAs (CCL2, STEAP2, EN1) as the main target of miR-374a-5p. Evaluation of the 3 mRNAs in an independent sample showed that CCL2 was significantly downregulated (p = 0.0005). In summary, MiR-374a-5p is upregulated in MHO compared to MAO individuals and appears to show association with downregulation of pro-inflammatory markers that are linked to insulin resistance. Given the correlative nature of our findings, functional studies are needed.

Indexed as

Gene Expression RegulationInsulin ResistanceAdultAgedBiomarkersCell Cycle ProteinsChemokine CCL2Cohort StudiesFemaleHomeodomain ProteinsHumansInflammationMaleMicroRNAsMiddle AgedObesityBiomarkersCCL2 protein, humanCell Cycle ProteinsChemokine CCL2EN1 protein, humanHomeodomain ProteinsMicroRNAsMIRN374 microRNA 374, humanOncogene ProteinsOxidoreductasesSTEAP3 protein, human

Identifiers

PMID29769661
PMCPMC5955981

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.