Evidence map›Paper›PMID 35404233›Full record

ArticleeLife2022

Cell-state transitions and collective cell movement generate an endoderm-like region in gastruloids.

Ali Hashmi, Sham Tlili, Pierre Perrin, Molly Lowndes, Hanna Peradziryi, Joshua M Brickman, Alfonso Martínez Arias, Pierre-François Lenne

Abstract read
In one paragraph

Article in eLife, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
–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

42 citing papers in PubMed.

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  14. Three-dimensional stem cell models of mammalian gastrulation.BioEssays : news and reviews in molecular, cellular and developmental biology · 2024
    Review
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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.

Ali HashmiAix-Marseille University, CNRS, UMR 7288, IBDM, Turing Center for Living Systems, Marseille, France.ORCID 0000-0001-9946-7679
Sham TliliAix-Marseille University, CNRS, UMR 7288, IBDM, Turing Center for Living Systems, Marseille, France.ORCID 0000-0001-6018-9923
Pierre PerrinAix-Marseille University, CNRS, UMR 7288, IBDM, Turing Center for Living Systems, Marseille, France.
Molly LowndesNovo Nordisk Foundation Center for Stem Cell Biology (DanStem), University of Copenhagen, Copenhagen, Denmark.
Hanna PeradziryiNovo Nordisk Foundation Center for Stem Cell Biology (DanStem), University of Copenhagen, Copenhagen, Denmark.
Joshua M BrickmanNovo Nordisk Foundation Center for Stem Cell Biology (DanStem), University of Copenhagen, Copenhagen, Denmark.ORCID 0000-0003-1580-7491
Alfonso Martínez AriasDepartment of Genetics, University of Cambridge, Cambridge, United Kingdom.ORCID 0000-0002-1781-564X
Pierre-François LenneAix-Marseille University, CNRS, UMR 7288, IBDM, Turing Center for Living Systems, Marseille, France.ORCID 0000-0003-1066-7506

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Shaping the animal body plan is a complex process that involves the spatial organization and patterning of the different germ layers. Recent advances in live imaging have started to unravel the cellular choreography underlying this process in mammals, however, the sequence of events transforming an unpatterned cell ensemble into structured territories is largely unknown. Here, using gastruloids -3D aggregates of mouse embryonic stem cells- we study the formation of one of the three germ layers, the endoderm. We show that the endoderm is generated from an epiblast-like homogeneous state by a three-step mechanism: (i) a loss of E-cadherin mediated contacts in parts of the aggregate leading to the appearance of islands of E-cadherin expressing cells surrounded by cells devoid of E-cadherin, (ii) a separation of these two populations with islands of E-cadherin expressing cells flowing toward the aggregate tip, and (iii) their differentiation into an endoderm population. During the flow, the islands of E-cadherin expressing cells are surrounded by cells expressing T-Brachyury, reminiscent of the process occurring at the primitive streak. Consistent with recent in vivo observations, the endoderm formation in the gastruloids does not require an epithelial-to-mesenchymal transition, but rather a maintenance of an epithelial state for a subset of cells coupled with fragmentation of E-cadherin contacts in the vicinity, and a sorting process. Our data emphasize the role of signaling and tissue flows in the establishment of the body plan.

Indexed as

EndodermGerm LayersAnimalsCadherinsCell DifferentiationCell MovementGastrulationMammalsMiceCadherinsdevelopmental biologyembryonic stem cellsgastrulationmorphogenesismouseself-organization

Identifiers

PMID35404233
PMCPMC9033300

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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.