Evidence map›Paper›PMID 24695857›Full record

ArticleJournal of cell science2014

Pleiotrophin antagonizes Brd2 during neuronal differentiation.

Pablo Garcia-Gutierrez, Francisco Juarez-Vicente, Debra J Wolgemuth, Mario Garcia-Dominguez

Abstract read
In one paragraph

Article in Journal of cell science, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 pooled it
2.0field-weighted citation impact, top 13% 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

20 citing papers in PubMed, 1 synthesis or guideline pooled it, 36 citations in OpenAlex.

  1. Pooled it
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  6. Review
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  13. Review
  14. Article
  15. Pleiotrophin: Activity and mechanism.Advances in clinical chemistry · 2020
    Review
  16. Article
  17. Article
  18. Article
  19. Review
  20. Pleiotrophin fights Brd2 for neuronal differentiation.Neural regeneration research · 2015
    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

4 authors at 2 institutions in 2 countries.

Pablo Garcia-GutierrezStem Cells Department, Andalusian Center for Molecular Biology and Regenerative Medicine (CABIMER) (Consejo Superior de Investigaciones Cientificas (CSIC), Junta de Andalucía, Universidad de Sevilla, Universidad Pablo de Olavide), Seville 41092, Spain.
Francisco Juarez-VicenteStem Cells Department, Andalusian Center for Molecular Biology and Regenerative Medicine (CABIMER) (Consejo Superior de Investigaciones Cientificas (CSIC), Junta de Andalucía, Universidad de Sevilla, Universidad Pablo de Olavide), Seville 41092, Spain.
Debra J WolgemuthDepartment of Genetics and Development, Columbia University Medical Center, New York, NY 10032, USA.
Mario Garcia-DominguezStem Cells Department, Andalusian Center for Molecular Biology and Regenerative Medicine (CABIMER) (Consejo Superior de Investigaciones Cientificas (CSIC), Junta de Andalucía, Universidad de Sevilla, Universidad Pablo de Olavide), Seville 41092, Spain mario.garcia@cabimer.es.
Universidad Pablo de Olavide · ESColumbia University Irving Medical Center · US

Funding

Function of the Bromodomain Protein Brdt in SpermatogenesisR01GM081767 · NIGMS · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI WOLGEMUTH, DEBRA J. · 2008 to 2016
$2.9M
NIGMS NIH HHS GM081767NIGMS NIH HHS R01 GM081767NINDS NIH HHS NS052482
6 · The paper itself

Abstract

Bromodomain-containing protein 2 (Brd2) is a BET family chromatin adaptor required for expression of cell-cycle-associated genes and therefore involved in cell cycle progression. Brd2 is expressed in proliferating neuronal progenitors, displays cell-cycle-stimulating activity and, when overexpressed, impairs neuronal differentiation. Paradoxically, Brd2 is also detected in differentiating neurons. To shed light on the role of Brd2 in the transition from cell proliferation to differentiation, we had previously looked for proteins that interacted with Brd2 upon induction of neuronal differentiation. Surprisingly, we identified the growth factor pleiotrophin (Ptn). Here, we show that Ptn antagonized the cell-cycle-stimulating activity associated with Brd2, thus enhancing induced neuronal differentiation. Moreover, Ptn knockdown reduced neuronal differentiation. We analyzed Ptn-mediated antagonism of Brd2 in a cell differentiation model and in two embryonic processes associated with the neural tube: spinal cord neurogenesis and neural crest migration. Finally, we investigated the mechanisms of Ptn-mediated antagonism and determined that Ptn destabilizes the association of Brd2 with chromatin. Thus, Ptn-mediated Brd2 antagonism emerges as a modulation system accounting for the balance between cell proliferation and differentiation in the vertebrate nervous system.

Indexed as

AnimalsBromodomain Containing ProteinsCarrier ProteinsCell CycleCell DifferentiationCell ProliferationChromatinChromosomal Proteins, Non-HistoneCytokinesGene Expression Regulation, DevelopmentalHEK293 CellsHumansMiceNeural CrestNeurogenesisNeuronsBrd2 protein, mouseBromodomain Containing ProteinsCarrier ProteinsChromatinChromosomal Proteins, Non-HistoneCytokinespleiotrophinRNA, Small InterferingTranscription FactorsBrd2ChromatinNeuronal differentiationPtn

Identifiers

PMID24695857
PMCPMC4038947
OpenAlexW2127183015

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.