Evidence map›Paper›PMID 26142281›Full record

ArticleEMBO reports2015

Venus trap in the mouse embryo reveals distinct molecular dynamics underlying specification of first embryonic lineages.

Jens-Erik Dietrich, Laura Panavaite, Stefan Gunther, Sebastian Wennekamp, Anna C Groner, Anton Pigge, Stefanie Salvenmoser, Didier Trono, Lars Hufnagel, Takashi Hiiragi

Open access · bronzeAbstract read
In one paragraph

Article in EMBO reports, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
2.6field-weighted citation impact, top 10% 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

12 citing papers in PubMed, 25 citations in OpenAlex.

  1. Article
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    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

10 authors at 3 institutions in 2 countries.

Jens-Erik DietrichDevelopmental Biology Unit, European Molecular Biology Laboratory (EMBL), Heidelberg, Germany.
Laura PanavaiteDevelopmental Biology Unit, European Molecular Biology Laboratory (EMBL), Heidelberg, Germany.
Stefan GuntherCell Biology and Biophysics Unit, European Molecular Biology Laboratory (EMBL), Heidelberg, Germany.
Sebastian WennekampDevelopmental Biology Unit, European Molecular Biology Laboratory (EMBL), Heidelberg, Germany.
Anna C GronerSchool of Life Sciences Ecole Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland.
Anton PiggeMax Planck Institute for Molecular Biomedicine, Muenster, Germany.
Stefanie SalvenmoserDevelopmental Biology Unit, European Molecular Biology Laboratory (EMBL), Heidelberg, Germany.
Didier TronoSchool of Life Sciences Ecole Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland.
Lars HufnagelCell Biology and Biophysics Unit, European Molecular Biology Laboratory (EMBL), Heidelberg, Germany.
Takashi HiiragiDevelopmental Biology Unit, European Molecular Biology Laboratory (EMBL), Heidelberg, Germany hiiragi@embl.de.
European Molecular Biology Laboratory · DEÉcole Polytechnique Fédérale de Lausanne · CHMax Planck Institute for Molecular Biomedicine · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mammalian development begins with the segregation of embryonic and extra-embryonic lineages in the blastocyst. Recent studies revealed cell-to-cell gene expression heterogeneity and dynamic cell rearrangements during mouse blastocyst formation. Thus, mechanistic understanding of lineage specification requires quantitative description of gene expression dynamics at a single-cell resolution in living embryos. However, only a few fluorescent gene expression reporter mice are available and quantitative live image analysis is limited so far. Here, we carried out a fluorescence gene-trap screen and established reporter mice expressing Venus specifically in the first lineages. Lineage tracking, quantitative gene expression and cell position analyses allowed us to build a comprehensive lineage map of mouse pre-implantation development. Our systematic analysis revealed that, contrary to the available models, the timing and mechanism of lineage specification may be distinct between the trophectoderm and the inner cell mass. While expression of our trophectoderm-specific lineage marker is upregulated in outside cells upon asymmetric divisions at 8- and 16-cell stages, the inside-specific upregulation of the inner-cell-mass marker only becomes evident at the 64-cell stage. This study thus provides a framework toward systems-level understanding of embryogenesis marked by high dynamicity and stochastic variability.

Indexed as

Cell LineageEmbryonic DevelopmentAnimalsBlastocystEmbryo ImplantationGene Expression Regulation, DevelopmentalGenes, ReporterIntravital MicroscopyMicegene traplineage maplive imagingmousepre‐implantation development

Identifiers

PMID26142281
PMCPMC4552493
OpenAlexW2115859583

What OpenQuestion holds

Textmetadata
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.