Evidence map›Paper›PMID 24786786›Full record

ArticleCancer research2014

Loss of the polycomb mark from bivalent promoters leads to activation of cancer-promoting genes in colorectal tumors.

Maria A Hahn, Arthur X Li, Xiwei Wu, Richard Yang, David A Drew, Daniel W Rosenberg, Gerd P Pfeifer

Open access · bronzeAbstract read
In one paragraph

Article in Cancer research, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
2.1field-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

32 citing papers in PubMed, 52 citations in OpenAlex.

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  19. EBV infection is associated with histone bivalent switch modifications in squamous epithelial cells.Proceedings of the National Academy of Sciences of the United States of America · 2019
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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

7 authors at 3 institutions in 1 country.

Maria A Hahn *Department of Cancer Biology, Beckman Research Institute, City of Hope, Duarte, CA.
Arthur X Li *Department of Information Sciences, Beckman Research Institute, City of Hope, Duarte, CA.
Xiwei WuDepartment of Molecular Medicine, Beckman Research Institute, City of Hope, Duarte, CA.
Richard YangDepartment of Cancer Biology, Beckman Research Institute, City of Hope, Duarte, CA.
David A DrewCenter for Molecular Medicine, Univ. of Connecticut Health Center, Farmington, CT.
Daniel W RosenbergCenter for Molecular Medicine, Univ. of Connecticut Health Center, Farmington, CT.
Gerd P PfeiferDepartment of Cancer Biology, Beckman Research Institute, City of Hope, Duarte, CA.
City of Hope · USCity Of Hope National Medical Center · USUConn Health · US

Funding

CPG METHYLATION AND MUTATIONR01CA084469 · NCI · CITY OF HOPE/BECKMAN RESEARCH INSTITUTE · PI PFEIFER, GERD P · 2000 to 2013
$4.0M
NCI NIH HHS CA 084469NCI NIH HHS R01 CA084469
6 · The paper itself

Abstract

In colon tumors, the transcription of many genes becomes deregulated by poorly defined epigenetic mechanisms that have been studied mainly in established cell lines. In this study, we used frozen human colon tissues to analyze patterns of histone modification and DNA cytosine methylation in cancer and matched normal mucosa specimens. DNA methylation is strongly targeted to bivalent H3K4me3- and H3K27me3-associated promoters, which lose both histone marks and acquire DNA methylation. However, we found that loss of the Polycomb mark H3K27me3 from bivalent promoters was accompanied often by activation of genes associated with cancer progression, including numerous stem cell regulators, oncogenes, and proliferation-associated genes. Indeed, we found many of these same genes were also activated in patients with ulcerative colitis where chronic inflammation predisposes them to colon cancer. Based on our findings, we propose that a loss of Polycomb repression at bivalent genes combined with an ensuing selection for tumor-driving events plays a major role in cancer progression.

Indexed as

DNA MethylationCell ProliferationCell Transformation, NeoplasticChromatinChromatin ImmunoprecipitationColitis, UlcerativeColorectal NeoplasmsDisease ProgressionEpigenetic RepressionGene Expression Regulation, NeoplasticHistonesHumansNeoplastic Stem CellsPolycomb-Group ProteinsPromoter Regions, GeneticTranscription, GeneticChromatinHistonesPolycomb-Group Proteins

Identifiers

PMID24786786
PMCPMC4079738
OpenAlexW2027544745

What OpenQuestion holds

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LicenceTDM
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.