Evidence map›Paper›PMID 29529299›Full record

ArticleNucleic acids research2018

The association between copy number aberration, DNA methylation and gene expression in tumor samples.

Wei Sun, Paul Bunn, Chong Jin, Paul Little, Vasyl Zhabotynsky, Charles M Perou, David Neil Hayes, Mengjie Chen, Dan-Yu Lin

Abstract read
In one paragraph

Article in Nucleic acids research, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed
–field-weighted citation impact
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

47 citing papers in PubMed.

  1. Multi-omics analysis of HLTF context-dependent regulation across TCGA cohorts revealed its potential as new biomarker in tumour.Mammalian genome : official journal of the International Mammalian Genome Society · 2026
    Article
  2. Article
  3. Article
  4. Article
  5. Article
  6. Benchmarking strategies for CNV calling from whole genome bisulfite data in humans.Computational and structural biotechnology journal · 2025
    Article
  7. Article
  8. Methods in DNA methylation array dataset analysis: A review.Computational and structural biotechnology journal · 2024
    Review
  9. Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
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  19. Review
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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

9 authors.

Wei SunPublic Health Science Division, Fred Hutchison Cancer Research Center, USA.
Paul BunnDepartment of Biostatistics, University of North Carolina, Chapel Hill, USA.
Chong JinDepartment of Biostatistics, University of North Carolina, Chapel Hill, USA.
Paul LittleDepartment of Biostatistics, University of North Carolina, Chapel Hill, USA.
Vasyl ZhabotynskyDepartment of Biostatistics, University of North Carolina, Chapel Hill, USA.
Charles M PerouLineberger Comprehensive Cancer Center, University of North Carolina, Chapel Hill, USA.
David Neil HayesLineberger Comprehensive Cancer Center, University of North Carolina, Chapel Hill, USA.
Mengjie ChenDepartment of Medicine, University of Chicago, USA.
Dan-Yu LinDepartment of Biostatistics, University of North Carolina, Chapel Hill, USA.

Funding

Statistical Methods for Cancer Clinical TrialsP01CA142538 · NCI · UNIV OF NORTH CAROLINA CHAPEL HILL · PI DAVIDIAN, MARIE, KOSOROK, MICHAEL R · 2010 to 2019
$21.3M
Statistical Methods for RNA-seq Data AnalysisR01GM105785 · NIGMS · UNIV OF NORTH CAROLINA CHAPEL HILL · PI Wei Sun · 2014 to 2026
$4.6M
Statistical Methods for Analysis of Tumor Heterogeneity in Genetic EpidemiologyR01CA189532 · NCI · FRED HUTCHINSON CANCER RESEARCH CENTER · PI HSU, LI · 2015 to 2023
$4.2M
Bayesian Approaches to Model Selection for Survival DataR01GM070335 · NIGMS · UNIV OF NORTH CAROLINA CHAPEL HILL · PI IBRAHIM, JOSEPH G · 2003 to 2019
$4.0M
New directions in single cell genomics method developmentR01GM126553 · NIGMS · UNIVERSITY OF CHICAGO · PI Mengjie Chen · 2017 to 2026
$2.9M
Semiparametric Regression Analysis of Censored DataR01GM047845 · NIGMS · UNIV OF NORTH CAROLINA CHAPEL HILL · PI LIN, DANYU · 1997 to 2018
$2.9M
Unlocking complex co-expression network using graphical modelsR01GM126550 · NIGMS · UNIV OF NORTH CAROLINA CHAPEL HILL · PI LIU, YUFENG · 2017 to 2020
$1.6M
Statistical Methods in Trans-Omics Chronic Disease ResearchR01HG009974 · NHGRI · UNIV OF NORTH CAROLINA CHAPEL HILL · PI LIN, DANYU · 2018 to 2022
$1.5M
FHCRC High-Performance Computing ClusterS10OD020069 · OD · FRED HUTCHINSON CANCER RESEARCH CENTER · PI KOOPERBERG, CHARLES L · 2015 to 2015
$600k
NCI NIH HHS P01 CA142538NCI NIH HHS R01 CA189532NHGRI NIH HHS R01 HG009974NIGMS NIH HHS R01 GM047845NIGMS NIH HHS R01 GM070335NIGMS NIH HHS R01 GM105785NIGMS NIH HHS R01 GM126550NIGMS NIH HHS R01 GM126553NIH HHS S10 OD020069
6 · The paper itself

Abstract

We systematically studied the association between somatic copy number aberration (SCNA), DNA methylation and gene expression using -omic data from The Cancer Genome Atlas (TCGA) on six cancer types: breast cancer, colon cancer, glioblastoma, leukemia, lower-grade glioma and prostate cancer. A major challenge for such integrated study is that the association between DNA methylation and gene expression is severely confounded by tumor purity and cell type composition, which are often unobserved and difficult to estimate. To overcome this challenge, we developed a method to remove confounding effects by calculating the principal components that span the space of the latent factors. Another intriguing findings of our study is that there could be both positive and negative associations between SCNA and DNA methylation, while the CpGs with negative/positive associations with SCNA are often located around CpG islands/ocean, respectively. A joint study of SCNA, DNA methylation, and gene expression suggest that SCNA often affect DNA methylation and gene expression independently.

Indexed as

DNA Copy Number VariationsDNA MethylationGene Expression Regulation, NeoplasticBreast NeoplasmsColonic NeoplasmsCpG IslandsDatabases, GeneticFemaleGlioblastomaGliomaHumansLeukemiaMaleProstatic Neoplasms

Identifiers

PMID29529299
PMCPMC5887505

What OpenQuestion holds

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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.