Evidence map›Paper›PMID 19851287›Full record

ArticleThe EMBO journal2010

Self-regulation of Stat3 activity coordinates cell-cycle progression and neural crest specification.

Massimo Nichane, Xi Ren, Eric J Bellefroid

Abstract read
In one paragraph

Article in The EMBO journal, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing 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

33 citing papers in PubMed.

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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

3 authors.

Massimo NichaneLaboratoire d'Embryologie Moléculaire, Institut de Biologie et de Médecine Moléculaires, Université Libre de Bruxelles, Gosselies, Belgium.
Xi Ren
Eric J Bellefroid

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A complex set of extracellular signals is required for neural crest (NC) specification. However, how these signals function to coordinate cell-cycle progression and differentiation remains poorly understood. Here, we report in Xenopus a role for the transcription factor signal transducers and activators of transcription-3 (Stat3) in this process downstream of FGF signalling. Depletion of Stat3 inhibits NC gene expression and cell proliferation, whereas overexpression expands the NC domain and promotes cell proliferation. Stat3 is phosphorylated and activated in ectodermal cells by FGFs through binding with FGFR4. Stat3 activation is also modulated by Hairy2 and Id3 proteins that, respectively, facilitate and disrupt Stat3-FGFR4 complex formation. Furthermore, distinct levels of Stat3 activity control Hairy2 and Id3 transcription, leading to Stat3 self-regulation. Finally, high Stat3 activity maintains cells in an undifferentiated state, whereas low activity promotes cell proliferation and NC differentiation. Together, our data suggest that Stat3, downstream of FGFs and under the positive and negative feedback regulation of Hairy2 and Id3, plays an essential role in the coordination of cell-cycle progression and differentiation during NC specification.

Indexed as

AnimalsBase SequenceBasic Helix-Loop-Helix ProteinsCell CycleCell DifferentiationCell ProliferationCell SurvivalEmbryonic Stem CellsFibroblast Growth FactorsGene Expression Regulation, DevelopmentalInhibitor of Differentiation ProteinsModels, BiologicalNeural CrestOligodeoxyribonucleotides, AntisenseReceptor, Fibroblast Growth Factor, Type 4Recombinant ProteinsBasic Helix-Loop-Helix ProteinsFibroblast Growth FactorsHES4 protein, XenopusId3 protein, XenopusInhibitor of Differentiation ProteinsOligodeoxyribonucleotides, AntisenseReceptor, Fibroblast Growth Factor, Type 4Recombinant ProteinsSTAT3 Transcription FactorXenopus Proteins

Identifiers

PMID19851287
PMCPMC2808363

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.