Evidence map›Paper›PMID 22590590›Full record

Trial reportPloS one2012

Extensive transcriptional regulation of chromatin modifiers during human neurodevelopment.

Matthias K Weng, Bastian Zimmer, Dominik Pöltl, Marc P Broeg, Violeta Ivanova, John A Gaspar, Agapios Sachinidis, Ullrich Wüllner, Tanja Waldmann, Marcel Leist

Open access · goldAbstract readClinical Trial
In one paragraph

Trial report in PloS one, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
1.7field-weighted citation impact, top 16% 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

18 citing papers in PubMed, 30 citations in OpenAlex.

  1. Article
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  6. Review
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  9. Review
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  13. EpiFactors: a comprehensive database of human epigenetic factors and complexes.Database : the journal of biological databases and curation · 2015
    Article
  14. Article
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  16. Review
  17. Review
  18. Article
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 1 country.

Matthias K WengDoerenkamp-Zbinden Department of In Vitro Toxicology and Biomedicine, University of Konstanz, Konstanz, Germany.
Bastian Zimmer
Dominik Pöltl
Marc P Broeg
Violeta Ivanova
John A Gaspar
Agapios Sachinidis
Ullrich Wüllner
Tanja Waldmann
Marcel Leist
University of Konstanz · DEUniversity of Cologne · DEUniversity Hospital Bonn · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Epigenetic changes, including histone modifications or chromatin remodeling are regulated by a large number of human genes. We developed a strategy to study the coordinate regulation of such genes, and to compare different cell populations or tissues. A set of 150 genes, comprising different classes of epigenetic modifiers was compiled. This new tool was used initially to characterize changes during the differentiation of human embryonic stem cells (hESC) to central nervous system neuroectoderm progenitors (NEP). qPCR analysis showed that more than 60% of the examined transcripts were regulated, and >10% of them had a >5-fold increased expression. For comparison, we differentiated hESC to neural crest progenitors (NCP), a distinct peripheral nervous system progenitor population. Some epigenetic modifiers were regulated into the same direction in NEP and NCP, but also distinct differences were observed. For instance, the remodeling ATPase SMARCA2 was up-regulated >30-fold in NCP, while it remained unchanged in NEP; up-regulation of the ATP-dependent chromatin remodeler CHD7 was increased in NEP, while it was down-regulated in NCP. To compare the neural precursor profiles with those of mature neurons, we analyzed the epigenetic modifiers in human cortical tissue. This resulted in the identification of 30 regulations shared between all cell types, such as the histone methyltransferase SETD7. We also identified new markers for post-mitotic neurons, like the arginine methyl transferase PRMT8 and the methyl transferase EZH1. Our findings suggest a hitherto unexpected extent of regulation, and a cell type-dependent specificity of epigenetic modifiers in neurodifferentiation.

Indexed as

AgedAged, 80 and overCell DifferentiationCells, CulturedCerebral CortexChromatin Assembly and DisassemblyEmbryonic Stem CellsEpigenesis, GeneticFemaleHumansMaleNerve Tissue ProteinsNeural Stem CellsTranscription, GeneticNerve Tissue Proteins

Identifiers

PMID22590590
PMCPMC3348879
OpenAlexW2103827367

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.