Evidence map›Paper›PMID 26086362›Full record

ArticlePloS one2015

DNA Methylation-Guided Prediction of Clinical Failure in High-Risk Prostate Cancer.

Kirill Litovkin, Aleyde Van Eynde, Steven Joniau, Evelyne Lerut, Annouschka Laenen, Thomas Gevaert, Olivier Gevaert, Martin Spahn, Burkhard Kneitz, Pierre Gramme and 4 more

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
4.3field-weighted citation impact, top 6% 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

17 citing papers in PubMed, 38 citations in OpenAlex.

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  17. Biomarkers in localized prostate cancer.Future oncology (London, England) · 2016
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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

14 authors at 2 institutions in 4 countries.

Kirill LitovkinLaboratory of Biosignaling & Therapeutics, KU Leuven Department of Cellular and Molecular Medicine, University of Leuven, Leuven, Belgium.
Aleyde Van EyndeLaboratory of Biosignaling & Therapeutics, KU Leuven Department of Cellular and Molecular Medicine, University of Leuven, Leuven, Belgium.
Steven JoniauUrology, University Hospitals Leuven & KU Leuven Department of Development and Regeneration, University of Leuven, Leuven, Belgium.
Evelyne LerutPathology, University Hospitals Leuven & KU Leuven Department of Imaging and Pathology, University of Leuven, Leuven, Belgium.
Annouschka LaenenKU Leuven Biostatistics and Statistical Bioinformatics Centre, University of Leuven, Leuven, Belgium.
Thomas GevaertUrology, University Hospitals Leuven & KU Leuven Department of Development and Regeneration, University of Leuven, Leuven, Belgium.
Olivier GevaertStanford Center for Cancer Systems Biology, Stanford University School of Medicine, Stanford, California, United States of America; Laboratory of Cancer Data Fusion, KU Leuven Department of Oncology, University of Leuven, Leuven, Belgium.
Martin SpahnDepartment of Urology, University Hospital Bern, Inselspital, Bern, Switzerland; Department of Urology and Paediatric Urology, University Hospital Würzburg, Würzburg, Germany.
Burkhard KneitzDepartment of Urology and Paediatric Urology, University Hospital Würzburg, Würzburg, Germany.
Pierre GrammeDNAlytics SA, Chemin du Cyclotron 6, 1348 Louvain-la-Neuve, Belgium.
Thibault HelleputteDNAlytics SA, Chemin du Cyclotron 6, 1348 Louvain-la-Neuve, Belgium.
Sofie IsebaertRadiation Oncology, University Hospitals Leuven & KU Leuven Department of Oncology, University of Leuven, Leuven, Belgium.
Karin HaustermansRadiation Oncology, University Hospitals Leuven & KU Leuven Department of Oncology, University of Leuven, Leuven, Belgium.
Mathieu BollenLaboratory of Biosignaling & Therapeutics, KU Leuven Department of Cellular and Molecular Medicine, University of Leuven, Leuven, Belgium.
KU Leuven · BEUniversitätsklinikum Würzburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundProstate cancer (PCa) is a very heterogeneous disease with respect to clinical outcome. This study explored differential DNA methylation in a priori selected genes to diagnose PCa and predict clinical failure (CF) in high-risk patients.

methodsA quantitative multiplex, methylation-specific PCR assay was developed to assess promoter methylation of the APC, CCND2, GSTP1, PTGS2 and RARB genes in formalin-fixed, paraffin-embedded tissue samples from 42 patients with benign prostatic hyperplasia and radical prostatectomy specimens of patients with high-risk PCa, encompassing training and validation cohorts of 147 and 71 patients, respectively. Log-rank tests, univariate and multivariate Cox models were used to investigate the prognostic value of the DNA methylation.

resultsHypermethylation of APC, CCND2, GSTP1, PTGS2 and RARB was highly cancer-specific. However, only GSTP1 methylation was significantly associated with CF in both independent high-risk PCa cohorts. Importantly, trichotomization into low, moderate and high GSTP1 methylation level subgroups was highly predictive for CF. Patients with either a low or high GSTP1 methylation level, as compared to the moderate methylation groups, were at a higher risk for CF in both the training (Hazard ratio [HR], 3.65; 95% CI, 1.65 to 8.07) and validation sets (HR, 4.27; 95% CI, 1.03 to 17.72) as well as in the combined cohort (HR, 2.74; 95% CI, 1.42 to 5.27) in multivariate analysis.

conclusionsClassification of primary high-risk tumors into three subtypes based on DNA methylation can be combined with clinico-pathological parameters for a more informative risk-stratification of these PCa patients.

Indexed as

DNA MethylationAdultAgedAged, 80 and overAntineoplastic AgentsBiomarkers, TumorCell Line, TumorDNA, NeoplasmGlutathione S-Transferase piHumansMaleMiddle AgedNeoplasm StagingPrognosisPromoter Regions, GeneticProportional Hazards ModelsAntineoplastic AgentsBiomarkers, TumorDNA, NeoplasmGlutathione S-Transferase pi

Identifiers

PMID26086362
PMCPMC4472347
OpenAlexW628501395

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Registered trials

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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.