Evidence map›Paper›PMID 20062075›Full record

ArticleOncogene2010

Identification of an ovarian clear cell carcinoma gene signature that reflects inherent disease biology and the carcinogenic processes.

K Yamaguchi, M Mandai, T Oura, N Matsumura, J Hamanishi, T Baba, S Matsui, S K Murphy, I Konishi

Registry-linked trialAbstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT01881451 (Imaging Tumor Hypoxia With 18F-EF5 PET in Recurrent or Metastatic Clear Cell Ovarian Cancer), which is not on this map. Cited by 86 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
86citing papers in PubMed, 1 pooled it
16.6field-weighted citation impact, top 1% 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.

NCT01881451 terminatednot on this mapstarted 2013, after this paper: background citation

Imaging Tumor Hypoxia With 18F-EF5 PET in Recurrent or Metastatic Clear Cell Ovarian Cancer

TypeobservationalSponsorBritish Columbia Cancer AgencyRan2013 to 2020Enrolled5ConditionsOvarian Cancer, Ovarian NeoplasmsArms18F-EF5 PET/CT scan, Optional biopsy
3 · Its place in the literature

Who cites it

86 citing papers in PubMed, 1 synthesis or guideline pooled it, 183 citations in OpenAlex.

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26 more citing papers are in PubMed but not listed here.

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

9 authors at 3 institutions in 2 countries.

K YamaguchiDepartment of Gynecology and Obstetrics, Graduate School of Medicine, Kyoto University, Sakyo-ku, Kyoto 606-8507, Japan.
M Mandai
T Oura
N Matsumura
J Hamanishi
T Baba
S Matsui
S K Murphy
I Konishi
Kyoto University · JPDuke Medical Center · USThe Institute of Statistical Mathematics · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ovarian clear cell carcinoma (OCCC) shows unique clinical features including an association with endometriosis and poor prognosis. We previously reported that the contents of endometriotic cysts, especially high concentrations of free iron, are a possible cause of OCCC carcinogenesis through iron-induced persistent oxidative stress. In this study, we conducted gene expression microarray analysis using 38 ovarian cancer cell lines and identified genes commonly expressed in both OCCC cell lines and clinical samples, which comprise an OCCC gene signature. The OCCC signature reproducibly predicts OCCC specimens in other microarray data sets, suggesting that this gene profile reflects the inherent biological characteristics of OCCC. The OCCC signature contains known markers of OCCC, such as hepatocyte nuclear factor-1beta (HNF-1beta) and versican (VCAN), and other genes that reflect oxidative stress. Expression of OCCC signature genes was induced by treatment of immortalized ovarian surface epithelial cells with the contents of endometriotic cysts, indicating that the OCCC signature is largely dependent on the tumor microenvironment. Induction of OCCC signature genes is at least in part epigenetically regulated, as we found hypomethylation of HNF-1beta and VCAN in OCCC cell lines. This genome-wide study indicates that the tumor microenvironment induces specific gene expression profiles that contribute to the development of distinct cancer subtypes.

Indexed as

Oligonucleotide Array Sequence AnalysisAdenocarcinoma, Clear CellCell Line, TumorDNA MethylationDNA ProbesEndometriosisFemaleHepatocyte Nuclear Factor 1HumansOvarian NeoplasmsOxidative StressReproducibility of ResultsReverse Transcriptase Polymerase Chain ReactionTranscription FactorsDNA ProbesHepatocyte Nuclear Factor 1Transcription Factors

Identifiers

PMID20062075
OpenAlexW2001560286

What OpenQuestion holds

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Registered trials

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.