Evidence map›Paper›PMID 28878126›Full record

ArticleJCI insight2017

Endothelium-derived extracellular vesicles promote splenic monocyte mobilization in myocardial infarction.

Naveed Akbar, Janet E Digby, Thomas J Cahill, Abhijeet N Tavare, Alastair L Corbin, Sushant Saluja, Sam Dawkins, Laurienne Edgar, Nadiia Rawlings, Klemen Ziberna and 13 more

Open access · goldAbstract read
In one paragraph

Article in JCI insight, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 75 papers.

0numbers the graph read from it
0cells of the map it votes in
75citing papers in PubMed
3.6field-weighted citation impact, top 6% of its field
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

75 citing papers in PubMed, 116 citations in OpenAlex.

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  13. The spleen in ischaemic heart disease.Nature reviews. Cardiology · 2025
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  15. Article
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  19. Cell-cell communication: new insights and clinical implications.Signal transduction and targeted therapy · 2024
    Review
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15 more citing papers are in PubMed but not listed here.

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

23 authors at 2 institutions in 1 country.

Naveed AkbarDivision of Cardiovascular Medicine, Radcliffe Department of Medicine, and.
Janet E DigbyDivision of Cardiovascular Medicine, Radcliffe Department of Medicine, and.
Thomas J CahillDivision of Cardiovascular Medicine, Radcliffe Department of Medicine, and.
Abhijeet N TavareDivision of Cardiovascular Medicine, Radcliffe Department of Medicine, and.
Alastair L CorbinKennedy Institute of Rheumatology, University of Oxford, Oxford, United Kingdom.
Sushant SalujaDivision of Cardiovascular Medicine, Radcliffe Department of Medicine, and.
Sam DawkinsDivision of Cardiovascular Medicine, Radcliffe Department of Medicine, and.
Laurienne EdgarDivision of Cardiovascular Medicine, Radcliffe Department of Medicine, and.
Nadiia RawlingsDivision of Cardiovascular Medicine, Radcliffe Department of Medicine, and.
Klemen ZibernaDivision of Cardiovascular Medicine, Radcliffe Department of Medicine, and.
Eileen McNeillDivision of Cardiovascular Medicine, Radcliffe Department of Medicine, and.
Oxford Acute Myocardial Infarction (OxAMI) Study
Errin JohnsonSir William Dunn School of Pathology.
Alaa A AljabaliDivision of Cardiovascular Medicine, Radcliffe Department of Medicine, and.
Rebecca A DragovicNuffield Department of Obstetrics and Gynaecology, and.
Mala RohlingDepartment of Physiology, Anatomy and Genetics, University of Oxford, Oxford, United Kingdom.
T Grant BelgardVerge Genomics, San Francisco, California, USA.
Irina A UdalovaKennedy Institute of Rheumatology, University of Oxford, Oxford, United Kingdom.
David R GreavesSir William Dunn School of Pathology.
Keith M ChannonDivision of Cardiovascular Medicine, Radcliffe Department of Medicine, and.
Paul R RileyDepartment of Physiology, Anatomy and Genetics, University of Oxford, Oxford, United Kingdom.
Daniel C AnthonyExperimental Neuropathology, Department of Pharmacology, and.
Robin P ChoudhuryDivision of Cardiovascular Medicine, Radcliffe Department of Medicine, and.
University of Oxford · GBNuffield Health · GB

Funding

British Heart Foundation PG/12/46/29673British Heart Foundation RG/07/003/23133British Heart Foundation RG/12/5/29576British Heart Foundation RG/13/9/30269British Heart Foundation RG/15/10/31485British Heart Foundation RG/17/10/32859Medical Research Council G0200482
6 · The paper itself

Abstract

Transcriptionally activated monocytes are recruited to the heart after acute myocardial infarction (AMI). After AMI in mice and humans, the number of extracellular vesicles (EVs) increased acutely. In humans, EV number correlated closely with the extent of myocardial injury. We hypothesized that EVs mediate splenic monocyte mobilization and program transcription following AMI. Some plasma EVs bear endothelial cell (EC) integrins, and both proinflammatory stimulation of ECs and AMI significantly increased VCAM-1-positive EV release. Injected EC-EVs localized to the spleen and interacted with, and mobilized, splenic monocytes in otherwise naive, healthy animals. Analysis of human plasma EV-associated miRNA showed 12 markedly enriched miRNAs after AMI; functional enrichment analyses identified 1,869 putative mRNA targets, which regulate relevant cellular functions (e.g., proliferation and cell movement). Furthermore, gene ontology termed positive chemotaxis as the most enriched pathway for the miRNA-mRNA targets. Among the identified EV miRNAs, EC-associated miRNA-126-3p and -5p were highly regulated after AMI. miRNA-126-3p and -5p regulate cell adhesion- and chemotaxis-associated genes, including the negative regulator of cell motility, plexin-B2. EC-EV exposure significantly downregulated plexin-B2 mRNA in monocytes and upregulated motility integrin ITGB2. These findings identify EVs as a possible novel signaling pathway by linking ischemic myocardium with monocyte mobilization and transcriptional activation following AMI.

Indexed as

AnimalsCD18 AntigensCell AdhesionChemotaxis, LeukocyteDown-RegulationEndothelial CellsExtracellular VesiclesFemaleGene ExpressionGene OntologyHumansHuman Umbilical Vein Endothelial CellsMiceMice, Inbred C57BLMicroRNAsMonocytesCD18 AntigensMicroRNAsNerve Tissue ProteinsPlxnb2 protein, mouseRNA, MessengerCardiologyCell migration/adhesionendothelial cellsMonocytesVascular Biology

Identifiers

PMID28878126
PMCPMC5621885
OpenAlexW2739277354

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.