Evidence map›Paper›PMID 19596781›Full record

ArticleMolecular and cellular biology2009

Regulation of aurora B expression by the bromodomain protein Brd4.

Jianxin You, Qing Li, Chong Wu, Jina Kim, Matthias Ottinger, Peter M Howley

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
2.4field-weighted citation impact, top 11% 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

42 citing papers in PubMed, 69 citations in OpenAlex.

  1. Article
  2. BRD4 regulates Aurora B kinase activity.bioRxiv : the preprint server for biology · 2025
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  19. Article
  20. Bromodomain 4: a cellular Swiss army knife.Journal of leukocyte biology · 2016
    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

6 authors at 2 institutions in 1 country.

Jianxin YouDepartment of Microbiology, University of Pennsylvania School of Medicine, Philadelphia, PA 19104, USA.
Qing Li
Chong Wu
Jina Kim
Matthias Ottinger
Peter M Howley
Harvard University · USUniversity of Pennsylvania · US

Funding

VIRAL ONCOPROTEIN PERTURBATION OF RB/E2F PATHWAYP01CA050661 · NCI · DANA-FARBER CANCER INSTITUTE · PI HOWLEY, PETER M · 1989 to 2013
$35.8M
Papillomavirus E2 Functions: Cellular Regulation and EffectorsR01CA116720 · NCI · HARVARD MEDICAL SCHOOL · PI HOWLEY, PETER M · 2006 to 2015
$2.8M
NCI NIH HHS P01 CA050661NCI NIH HHS R01 CA116720
6 · The paper itself

Abstract

The bromodomain protein Brd4 plays critical roles in cellular proliferation and cell cycle progression. In this study, we investigated the involvement of Brd4 in cell cycle regulation and observed aberrant chromosome segregation and failures in cytokinesis in cancer cells as well as in primary keratinocytes in which Brd4 has been knocked down by RNA interference. Suppression of Brd4 protein levels in proliferating cells decreased Aurora B protein and transcript levels and abolished its chromosomal distribution. In contrast, exogenous Brd4 expression stimulated Aurora B promoter reporter activity and upregulated endogenous Aurora B expression. Aurora B kinase is a chromosomal passenger protein that is essential for chromosome segregation and cytokinesis. Either overexpression of Aurora B or its inactivation can induce defects in centrosome function, spindle assembly, chromosome alignment, and cytokinesis in various cancer cells. The impaired regulation of Aurora B expression in human cells by Brd4 knockdown or overexpression coincided with mitotic catastrophe and multinucleation that are typically observed when Aurora B is inactivated or overexpressed. Overall, our data suggest that Brd4 is essential for the maintenance of the cell cycle progression mediated at least in part through the control of transcription of the Aurora B kinase cell cycle regulatory gene.

Indexed as

AnimalsAurora Kinase BAurora KinasesBromodomain Containing ProteinsCell Cycle ProteinsCell LineCell ProliferationChromatinChromosome SegregationDown-RegulationEnzyme ActivationGene Expression Regulation, EnzymologicGene Knockdown TechniquesHumansMaleMiceAURKB protein, humanAurkb protein, mouseAurora Kinase BAurora KinasesBRD4 protein, humanBromodomain Containing ProteinsCell Cycle ProteinsChromatinNuclear ProteinsProtein Serine-Threonine KinasesRNA, Small InterferingTranscription Factors

Identifiers

PMID19596781
PMCPMC2738288
OpenAlexW2162354443

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.