Evidence map›Paper›PMID 28171747›Full record

ArticleDevelopmental cell2017

The Apical Domain Is Required and Sufficient for the First Lineage Segregation in the Mouse Embryo.

Ekaterina Korotkevich, Ritsuya Niwayama, Aurélien Courtois, Stefanie Friese, Nicolas Berger, Frank Buchholz, Takashi Hiiragi

Abstract read
In one paragraph

Article in Developmental cell, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 104 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
104citing papers in PubMed, 1 pooled it
–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

104 citing papers in PubMed, 1 synthesis or guideline pooled it.

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44 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors.

Ekaterina KorotkevichDevelopmental Biology Unit, European Molecular Biology Laboratory (EMBL), 69117 Heidelberg, Germany.
Ritsuya NiwayamaDevelopmental Biology Unit, European Molecular Biology Laboratory (EMBL), 69117 Heidelberg, Germany.
Aurélien CourtoisDevelopmental Biology Unit, European Molecular Biology Laboratory (EMBL), 69117 Heidelberg, Germany.
Stefanie FrieseDevelopmental Biology Unit, European Molecular Biology Laboratory (EMBL), 69117 Heidelberg, Germany.
Nicolas BergerMedical Systems Biology, UCC, University Hospital and Medical Faculty Carl Gustav Carus, TU Dresden, 01062 Dresden, Germany; Max Planck Institute of Molecular Cell Biology and Genetics, 01307 Dresden, Germany.
Frank BuchholzMedical Systems Biology, UCC, University Hospital and Medical Faculty Carl Gustav Carus, TU Dresden, 01062 Dresden, Germany; Max Planck Institute of Molecular Cell Biology and Genetics, 01307 Dresden, Germany.
Takashi HiiragiDevelopmental Biology Unit, European Molecular Biology Laboratory (EMBL), 69117 Heidelberg, Germany. Electronic address: hiiragi@embl.de.

Funding

European Research Council 208703
6 · The paper itself

Abstract

Mammalian development begins with segregation of the extra-embryonic trophectoderm from the embryonic lineage in the blastocyst. While cell polarity and adhesion play key roles, the decisive cue driving this lineage segregation remains elusive. Here, to study symmetry breaking, we use a reduced system in which isolated blastomeres recapitulate the first lineage segregation. We find that in the 8-cell stage embryo, the apical domain recruits a spindle pole to ensure its differential distribution upon division. Daughter cells that inherit the apical domain adopt trophectoderm fate. However, the fate of apolar daughter cells depends on whether their position within the embryo facilitates apical domain formation by Cdh1-independent cell contact. Finally, we develop methods for transplanting apical domains and show that acquisition of this domain is not only required but also sufficient for the first lineage segregation. Thus, we provide mechanistic understanding that reconciles previous models for symmetry breaking in mouse development.

Indexed as

Cell LineageCell PolarityAdaptor Proteins, Signal TransducingAnimalsCadherinsCell CommunicationCell Cycle ProteinsEctodermEmbryo, MammalianMicePhosphoproteinsSignal TransductionSpindle ApparatusYAP-Signaling ProteinsAdaptor Proteins, Signal TransducingCadherinsCell Cycle ProteinsPhosphoproteinsYap1 protein, mouseYAP-Signaling Proteinsapico-basal polaritycell-fate specificationearly mammalian developmentreduced systemsself-organizationsymmetry breaking

Identifiers

PMID28171747
PMCPMC5300053

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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.