Evidence map›Paper›PMID 16607277›Full record

ArticleOncogene2006

Histone modifications silence the GATA transcription factor genes in ovarian cancer.

C Caslini, C D Capo-chichi, I H Roland, E Nicolas, A T Yeung, X-X Xu

Open access · bronzeAbstract read
In one paragraph

Article in Oncogene, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed
3.3field-weighted citation impact, top 8% 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

48 citing papers in PubMed, 107 citations in OpenAlex.

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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

6 authors at 1 institution in 1 country.

C CasliniDepartment of Medical Oncology, Fox Chase Cancer Center, Philadelphia, PA 19111-2497, USA.
C D Capo-chichi
I H Roland
E Nicolas
A T Yeung
X-X Xu
Fox Chase Cancer Center · US

Funding

WORD PROCESSING CENTER--COREP30CA006927 · NCI · RESEARCH INST OF FOX CHASE CAN CTR · PI Margaret von Mehren · 1985 to 2026
$138.8M
Therapeutic Micro RNA Strategies for Ovarian CancerP50CA083638 · NCI · RESEARCH INST OF FOX CHASE CAN CTR · PI GODWIN, ANDREW K., GOLEMIS, ERICA A. · 1999 to 2013
$33.6M
Ovarian Cancer: Epithelial DedifferentiationR01CA079716 · NCI · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI XU, XIANGXI MIKE · 1999 to 2015
$4.8M
DAB2 AND RAS REGULATIONR01CA075389 · NCI · INSTITUTE FOR CANCER RESEARCH · PI XU, XIANGXI MIKE · 1997 to 2001
$534k
NCI NIH HHS CA006927NCI NIH HHS P30 CA006927NCI NIH HHS P50 CA083638NCI NIH HHS P50 CA83638NCI NIH HHS R01 CA079716NCI NIH HHS R01 CA75389NCI NIH HHS R01 CA79716
6 · The paper itself

Abstract

Altered expression of GATA factors was found and proposed as the underlying mechanism for dedifferentiation in ovarian carcinogenesis. In particular, GATA6 is lost or excluded from the nucleus in 85% of ovarian tumors and GATA4 expression is absent in majority of ovarian cancer cell lines. Here, we evaluated their DNA and histone epigenetic modifications in five ovarian epithelial and carcinoma cell lines (human 'immortalized' ovarian surface epithelium (HIO)-117, HIO-114, A2780, SKOV3 and ES2). GATA4 and GATA6 gene silencing was found to correlate with hypoacetylation of histones H3 and H4 and loss of histone H3/lysine K4 tri-methylation at their promoters in all lines. Conversely, histone H3/lysine K9 di-methylation and HP1gamma association were not observed, excluding reorganization of GATA genes into heterochromatic structures. The histone deacetylase inhibitor trichostatin A, but not the DNA methylation inhibitor 5'-aza-2'-deoxycytidine, re-established the expression of GATA4 and/or GATA6 in A2780 and HIO-114 cells, correlating with increased histone H3 and H4 acetylation, histone H3 lysine K4 methylation and DNase I sensitivity at the promoters. Therefore, altered histone modification of the promoter loci is one mechanism responsible for the silencing of GATA transcription factors and the subsequent loss of a target gene, the tumor suppressor Disabled-2, in ovarian carcinogenesis.

Indexed as

AcetylationAdaptor Proteins, Signal TransducingApoptosis Regulatory ProteinsCarcinomaCell Line, TumorFemaleGATA4 Transcription FactorGATA6 Transcription FactorGATA Transcription FactorsGene SilencingGenes, Tumor SuppressorHeterochromatinHistonesHumansLysineMethylationAdaptor Proteins, Signal TransducingApoptosis Regulatory ProteinsDAB2 protein, humanGATA4 Transcription FactorGATA6 Transcription FactorGATA Transcription FactorsHeterochromatinHistonesLysineTumor Suppressor Proteins

Identifiers

PMID16607277
PMCPMC7523731
OpenAlexW1967169951

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.