Evidence map›Paper›PMID 33321103›Full record

ArticleDevelopmental cell2021

Embryonic Stem Cell-Derived Extracellular Vesicles Maintain ESC Stemness by Activating FAK.

Yun Ha Hur, Shi Feng, Kristin F Wilson, Richard A Cerione, Marc A Antonyak

Open access · bronzeAbstract read
In one paragraph

Article in Developmental cell, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed, 1 pooled it
3.5field-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

49 citing papers in PubMed, 1 synthesis or guideline pooled it, 70 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors at 1 institution in 1 country.

Yun Ha HurDepartment of Molecular Medicine, Cornell University, Ithaca, NY 14853, USA.
Shi FengDepartment of Chemistry and Chemical Biology, Cornell University, Ithaca, NY 14853, USA.
Kristin F WilsonDepartment of Molecular Medicine, Cornell University, Ithaca, NY 14853, USA.
Richard A CerioneDepartment of Molecular Medicine, Cornell University, Ithaca, NY 14853, USA; Department of Chemistry and Chemical Biology, Cornell University, Ithaca, NY 14853, USA. Electronic address: rac1@cornell.edu.
Marc A AntonyakDepartment of Molecular Medicine, Cornell University, Ithaca, NY 14853, USA.
Cornell University · US

Funding

The unique roles of the GTP-binding/protein crosslinking enzyme transglutaminase-2 and signaling partners in aggressive cancersR01CA201402 · NCI · CORNELL UNIVERSITY · PI CERIONE, RICHARD A. · 2016 to 2024
$4.3M
New frontiers in extracellular signalingR35GM122575 · NIGMS · CORNELL UNIVERSITY · PI CERIONE, RICHARD A. · 2017 to 2021
$3.0M
NCI NIH HHS R01 CA201402NIGMS NIH HHS R35 GM122575
6 · The paper itself

Abstract

It is critical that epiblast cells within blastocyst-stage embryos receive the necessary regulatory cues to remain pluripotent until the appropriate time when they are stimulated to undergo differentiation, ultimately to give rise to an entire organism. Here, we show that exposure of embryonic stem cells (ESCs), which are the in vitro equivalents of epiblasts, to ESC-derived extracellular vesicles (EVs) helps to maintain their stem cell properties even under culture conditions that would otherwise induce differentiation. EV-treated ESCs continued to express stemness genes, preserving their pluripotency and ability to generate chimeric mice. These effects were triggered by fibronectin bound to the surfaces of EVs, enabling them to interact with ESC-associated integrins and activate FAK more effectively than fibronectin alone. Overall, these findings highlight a potential regulatory mechanism whereby epiblast cells, via their shed EVs, create an environment within the blastocyst that prevents their premature differentiation and maintains their pluripotent state.

Indexed as

AnimalsCells, CulturedChimeraEmbryo, MammalianEmbryonic Stem CellsEnzyme ActivationExtracellular VesiclesFibroblastsFibronectinsFocal Adhesion Protein-Tyrosine KinasesMiceModels, BiologicalPhenotypeFibronectinsFocal Adhesion Protein-Tyrosine Kinasesblastocystembryonic stem cellepiblastexosomesextracellular vesiclesfibronectinfocal adhesion kinaseintegrinmicrovesiclespluripotency

Identifiers

PMID33321103
PMCPMC8005871
OpenAlexW3110860635

What OpenQuestion holds

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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.