Evidence map›Paper›PMID 36239315›Full record

ArticleClinical science (London, England : 1979)2022

A novel technique using chronic infusion of small extracellular vesicles from gestational diabetes mellitus causes glucose intolerance in pregnant mice.

Laura B James-Allan, Frederick J Rosario, Lana Madi, Kelsey Barner, Soumyalekshmi Nair, Andrew Lai, Flavio Carrion, Theresa L Powell, Carlos Salomon, Thomas Jansson

Open access · hybridAbstract read
In one paragraph

Article in Clinical science (London, England : 1979), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
3.5field-weighted citation impact, top 7% 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, 20 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors at 2 institutions in 2 countries.

Laura B James-AllanDivision of Reproductive Sciences, Department of Obstetrics/Gynecology, University of Colorado, Aurora, CO, U.S.A.
Frederick J RosarioDivision of Reproductive Sciences, Department of Obstetrics/Gynecology, University of Colorado, Aurora, CO, U.S.A.
Lana MadiDivision of Reproductive Sciences, Department of Obstetrics/Gynecology, University of Colorado, Aurora, CO, U.S.A.
Kelsey BarnerDivision of Reproductive Sciences, Department of Obstetrics/Gynecology, University of Colorado, Aurora, CO, U.S.A.
Soumyalekshmi NairExosome Biology Laboratory, Centre for Clinical Diagnostics, UQ Centre for Clinical Research, Royal Brisbane and Women's Hospital, Faculty of Medicine and Biomedical Sciences, The University of Queensland, Australia.
Andrew LaiExosome Biology Laboratory, Centre for Clinical Diagnostics, UQ Centre for Clinical Research, Royal Brisbane and Women's Hospital, Faculty of Medicine and Biomedical Sciences, The University of Queensland, Australia.
Flavio CarrionDepartamento de Investigación, Postgrado y Educación Continua (DIPEC), Facultad de Ciencias de la Salud, Universidad del Alba, Santiago, Chile.
Theresa L PowellDepartment of Pediatrics, University of Colorado, Aurora, CO, U.S.A.
Carlos SalomonExosome Biology Laboratory, Centre for Clinical Diagnostics, UQ Centre for Clinical Research, Royal Brisbane and Women's Hospital, Faculty of Medicine and Biomedical Sciences, The University of Queensland, Australia.ORCID 0000-0003-4474-0046
Thomas JanssonDivision of Reproductive Sciences, Department of Obstetrics/Gynecology, University of Colorado, Aurora, CO, U.S.A.
University of Colorado Anschutz Medical Campus · USThe University of Queensland · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Small extracellular vesicles (sEVs) play a central role in cell-to-cell communication in normal physiology and in disease, including gestational diabetes mellitus (GDM). The goal of the present study was to test the hypothesis that chronic administration of sEVs isolated from GDM causes glucose intolerance in healthy pregnant mice. Small EVs were isolated from plasma between 24 and 28 weeks gestation from healthy pregnant women (controls) and GDM, and infused intravenously for 4 days in late pregnant mice using a mini-osmotic pump. Subsequently in vivo glucose tolerance was assessed, and muscle and adipose tissue insulin sensitivity and islet glucose stimulated insulin secretion (GSIS) were determined in vitro. Mice infused with sEVs from GDM developed glucose intolerance. Administration of sEVs from controls, but not sEVs from GDM women, stimulated islet GSIS and increased fasting insulin levels in pregnant mice. Neither infusion of sEVs from controls nor from GDM women affected muscle insulin sensitivity, placental insulin or mTOR signaling, placental and fetal weight. Moreover, these results were not associated with immunomodulatory effects as human sEVs did not activate mouse T cells in vitro. We suggest that circulating sEVs regulate maternal glucose homeostasis in pregnancy and may contribute to the attenuated islet insulin secretion and more pronounced glucose intolerance in GDM as compared with healthy pregnancy.

Indexed as

Diabetes, GestationalExtracellular VesiclesGlucose IntoleranceInsulin ResistanceAnimalsBlood GlucoseFemaleGlucoseGlucose Tolerance TestHumansInsulinMicePlacentaPregnancyBlood GlucoseGlucoseInsulinglucose homeostasisinsulin resistancemicroparticlespancreatic beta cell

Identifiers

PMID36239315
PMCPMC9638966
OpenAlexW4306168432

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.