Evidence map›Paper›PMID 25669884›Full record

ArticleDevelopmental cell2015

E2a is necessary for Smad2/3-dependent transcription and the direct repression of lefty during gastrulation.

Andrea E Wills, Julie C Baker

Open access · bronzeAbstract read
In one paragraph

Article in Developmental cell, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
1.5field-weighted citation impact, top 18% 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

15 citing papers in PubMed, 25 citations in OpenAlex.

  1. Article
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  9. Review
  10. TGF-β Family Signaling in Early Vertebrate Development.Cold Spring Harbor perspectives in biology · 2018
    Review
  11. Article
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  15. Review
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

2 authors at 1 institution in 1 country.

Andrea E WillsDepartment of Genetics, Stanford University, Stanford, CA 94305, USA.
Julie C BakerDepartment of Genetics, Stanford University, Stanford, CA 94305, USA; Department of Obstetrics and Gynecology, Stanford University, Stanford, CA 94305, USA. Electronic address: jbaker@stanford.edu.
Stanford University · US

Funding

Biochemical predictions of regulatory elements and XenMINE for XenopusR01HD076839 · NICHD · STANFORD UNIVERSITY · PI BAKER, JULIE C, CHERRY, J. MICHAEL · 2013 to 2017
$2.3M
Using Embryos to Understand the Chromatin State of Mesoderm InductionR01GM103787 · NIGMS · STANFORD UNIVERSITY · PI BAKER, JULIE C · 2012 to 2015
$1.2M
Transcriptional Networks Guiding Xenopus DevelopmentR01GM095346 · NIGMS · STANFORD UNIVERSITY · PI BAKER, JULIE C · 2011 to 2014
$1.2M
Transcriptional regulation of liver specification in Xenopus tropicalisF32DK089643 · NIDDK · STANFORD UNIVERSITY · PI WILLS, ANDREA ELIZABETH · 2010 to 2012
$151k
NICHD NIH HHS R01 HD076839NICHD NIH HHS R01HD076839NIDDK NIH HHS 1F32 DK089643-01NIDDK NIH HHS F32 DK089643NIGMS NIH HHS R01 GM095346NIGMS NIH HHS R01GM095346NIGMS NIH HHS R01 GM103787NIGMS NIH HHS R01GM103787
6 · The paper itself

Abstract

Transcription factor complexes have varied effects on cell fate and behavior, but how this diversification of function occurs is largely unknown. The Nodal signaling pathway has many biological functions that all converge on the transcription factors Smad2/3. Smad2/3 has many cofactors, and alternative usage of these may provide a mechanism for modulating Smad2/3 function. Here, we investigate how perturbation of the cofactor E2a affects global patterns of Smad2/3 binding and gene expression during gastrulation. We find that E2a regulates early development in two ways. E2a changes the position of Smad2/3 binding at the Nodal inhibitor lefty, resulting in direct repression of lefty that is critical for mesendoderm specification. Separately, E2a is necessary to drive transcription of Smad2/3 target genes, including critical regulators of dorsal cell fate and morphogenesis. Overall, we find that E2a functions as both a transcriptional repressor and activator to precisely regulate Nodal signaling.

Indexed as

AnimalsCell DifferentiationEndodermGastrulationGene Expression Regulation, DevelopmentalMesodermSignal TransductionSmad2 ProteinSmad3 ProteinTranscription Factor 3Transcription FactorsTransforming Growth Factor betaXenopusXenopus ProteinsSmad2 ProteinSmad2 protein, XenopusSmad3 ProteinTcf3 protein, XenopusTranscription Factor 3Transcription FactorsTransforming Growth Factor betaXenopus Proteins

Identifiers

PMID25669884
PMCPMC4510980
OpenAlexW2016470954

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.