Evidence map›Paper›PMID 37474869›Full record

ArticleStem cell reviews and reports2023

Extracellular vesicles derived from umbilical cord mesenchymal stromal cells show enhanced anti-inflammatory properties via upregulation of miRNAs after pro-inflammatory priming.

Mairead Hyland, Claire Mennan, Rebecca Davies, Emma Wilson, Daniel P Tonge, Aled Clayton, Oksana Kehoe

Open access · hybridAbstract read
In one paragraph

Article in Stem cell reviews and reports, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed, 1 pooled it
2.2field-weighted citation impact, top 12% 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

14 citing papers in PubMed, 1 synthesis or guideline pooled it, 14 citations in OpenAlex.

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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

7 authors at 4 institutions in 1 country.

Mairead Hyland *Centre for Regenerative Medicine Research, School of Medicine at the RJAH Orthopaedic Hospital, Keele University, Oswestry, SY10 7AG, UK.ORCID 0000-0002-6908-0622
Claire Mennan *Centre for Regenerative Medicine Research, School of Pharmacy and Bioengineering at the RJAH Orthopaedic Hospital, Oswestry, SY10 7AG, UK.
Rebecca DaviesCentre for Regenerative Medicine Research, School of Medicine at the RJAH Orthopaedic Hospital, Keele University, Oswestry, SY10 7AG, UK.ORCID 0000-0002-5162-1574
Emma WilsonChester Medical School, University of Chester, Chester, CH2 1BR, UK.ORCID 0000-0001-5064-2966
Daniel P TongeSchool of Life Sciences, Keele University, Keele, ST5 5BG, UK.ORCID 0000-0002-3499-2752
Aled ClaytonTissue Microenvironment Group, Division of Cancer and Genetics, School of Medicine, Cardiff University, Cardiff, CF14 4XN, UK.ORCID 0000-0002-3087-9226
Oksana KehoeCentre for Regenerative Medicine Research, School of Medicine at the RJAH Orthopaedic Hospital, Keele University, Oswestry, SY10 7AG, UK. o.kehoe@keele.ac.uk.ORCID 0000-0002-8702-275X
Robert Jones and Agnes Hunt Orthopaedic Hospital · GBCardiff University · GBKeele University · GBUniversity of Chester · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Autoimmune conditions, such as rheumatoid arthritis, are characterised by a loss of immune tolerance, whereby the immune cells attack self-antigens causing pain and inflammation. These conditions can be brought into remission using pharmaceutical treatments, but often have adverse side effects and some patients do not respond favourably to them. Human umbilical cord mesenchymal stromal cells (UCMSCs) present a promising alternative therapeutic due to their innate anti-inflammatory properties which can be strengthened using pro-inflammatory conditions. Their therapeutic mechanism of action has been attributed to paracrine signalling, by which nanosized acellular particles called 'extracellular vesicles' (EVs) are one of the essential components. Therefore, this research analysed the anti-inflammatory properties of UCMSC-EVs 'primed' with pro-inflammatory cytokines and at baseline with no inflammatory cytokines (control). Both control and primed EVs were co-cultured with un-pooled peripheral blood mononuclear cells (PBMCs; n = 6) from healthy donors. Neither control nor primed EVs exerted a pro-inflammatory effect on PBMCs. Instead, the primed EVs showed the immunosuppressive potential by increasing the expression of the anti-inflammatory protein FoxP3 in PBMCs. This may be attributed to the upregulated miRNAs identified in primed EVs in comparison to control EVs (miR-139-5p, miR-140-5p, miR-214-5p). These findings aid in understanding how UCMSC-EVs mediate immunosuppression and support their potential use in treating autoimmune conditions.

Indexed as

Extracellular VesiclesMesenchymal Stem CellsMicroRNAsAnti-Inflammatory AgentsCytokinesHumansLeukocytes, MononuclearUmbilical CordUp-RegulationAnti-Inflammatory AgentsCytokinesMicroRNAsMIRN139 microRNA, humanMirn140 microRNA, humanMIRN214 microRNA, humanCulture conditionsExtracellular vesiclesImmunomodulationPro-inflammatory primingUmbilical cord mesenchymal stromal cell

Identifiers

PMID37474869
PMCPMC10579155
OpenAlexW4384922650

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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.