Evidence map›Paper›PMID 30659195›Full record

ArticleNature communications2019

Aberrant enhancer hypomethylation contributes to hepatic carcinogenesis through global transcriptional reprogramming.

Lei Xiong, Feng Wu, Qiong Wu, Liangliang Xu, Otto K Cheung, Wei Kang, Myth T Mok, Lemuel L M Szeto, Cheuk-Yin Lun, Raymond W Lung and 20 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 71 papers.

0numbers the graph read from it
0cells of the map it votes in
71citing papers in PubMed
5.7field-weighted citation impact, top 3% 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

71 citing papers in PubMed, 103 citations in OpenAlex.

  1. Article
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11 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

30 authors at 6 institutions in 6 countries.

Lei XiongDepartment of Anatomical and Cellular Pathology, The Chinese University of Hong Kong, Hong Kong SAR, China.
Feng WuDepartment of Anatomical and Cellular Pathology, The Chinese University of Hong Kong, Hong Kong SAR, China.
Qiong WuSchool of Biomedical Sciences, The Chinese University of Hong Kong, Hong Kong SAR, China.
Liangliang XuSchool of Biomedical Sciences, The Chinese University of Hong Kong, Hong Kong SAR, China.
Otto K CheungSchool of Biomedical Sciences, The Chinese University of Hong Kong, Hong Kong SAR, China.
Wei KangDepartment of Anatomical and Cellular Pathology, The Chinese University of Hong Kong, Hong Kong SAR, China.ORCID http://orcid.org/0000-0002-4651-677X
Myth T MokSchool of Biomedical Sciences, The Chinese University of Hong Kong, Hong Kong SAR, China.
Lemuel L M SzetoSchool of Biomedical Sciences, The Chinese University of Hong Kong, Hong Kong SAR, China.
Cheuk-Yin LunSchool of Biomedical Sciences, The Chinese University of Hong Kong, Hong Kong SAR, China.
Raymond W LungDepartment of Anatomical and Cellular Pathology, The Chinese University of Hong Kong, Hong Kong SAR, China.
Jinglin ZhangDepartment of Anatomical and Cellular Pathology, The Chinese University of Hong Kong, Hong Kong SAR, China.
Ken H YuDepartment of Anatomical and Cellular Pathology, The Chinese University of Hong Kong, Hong Kong SAR, China.
Sau-Dan LeeDepartment of Computer Science and Engineering, The Chinese University of Hong Kong, Hong Kong SAR, China.
Guangcun HuangDepartment of Molecular Medicine, The University of Texas Health Science Center at San Antonio, San Antonio, TX 78245, USA.
Chiou-Miin WangDepartment of Molecular Medicine, The University of Texas Health Science Center at San Antonio, San Antonio, TX 78245, USA.
Joseph LiuDepartment of Molecular Medicine, The University of Texas Health Science Center at San Antonio, San Antonio, TX 78245, USA.
Zhuo YuDepartment of Liver Disease, Shuguang Hospital affiliated to Shanghai University of Traditional Chinese Medicine, Shanghai 201203, China.
Dae-Yeul YuDisease Model Research Laboratory, Genome Editing Research Center, Korea Research Institute of Bioscience and Biotechnology, Daejeon 305-806, Republic of Korea.
Jian-Liang ChouDepartment of Biomedical Sciences, National Chung Cheng University, Chia-Yi 62102, Taiwan, Republic of China.
Wan-Hong HuangDepartment of Biomedical Sciences, National Chung Cheng University, Chia-Yi 62102, Taiwan, Republic of China.
Bo FengSchool of Biomedical Sciences, The Chinese University of Hong Kong, Hong Kong SAR, China.ORCID http://orcid.org/0000-0002-4018-3257
Yue-Sun CheungDepartment of Surgery, The Chinese University of Hong Kong, Hong Kong SAR, China.
Paul B LaiDepartment of Surgery, The Chinese University of Hong Kong, Hong Kong SAR, China.
Patrick TanProgram in Cancer and Stem Cell Biology, Duke-NUS Medical School, Singapore 169857, Singapore.
Nathalie WongDepartment of Anatomical and Cellular Pathology, The Chinese University of Hong Kong, Hong Kong SAR, China.
Michael W ChanDepartment of Biomedical Sciences, National Chung Cheng University, Chia-Yi 62102, Taiwan, Republic of China.ORCID http://orcid.org/0000-0003-1431-322X
Tim H HuangDepartment of Molecular Medicine, The University of Texas Health Science Center at San Antonio, San Antonio, TX 78245, USA.
Kevin Y YipDepartment of Computer Science and Engineering, The Chinese University of Hong Kong, Hong Kong SAR, China. kevinyip@cse.cuhk.edu.hk.ORCID http://orcid.org/0000-0001-5516-9944
Alfred S ChengSchool of Biomedical Sciences, The Chinese University of Hong Kong, Hong Kong SAR, China. alfredcheng@cuhk.edu.hk.
Ka-Fai ToDepartment of Anatomical and Cellular Pathology, The Chinese University of Hong Kong, Hong Kong SAR, China. kfto@cuhk.edu.hk.
Chinese University of Hong Kong · HKThe University of Texas Health Science Center at San Antonio · USNational Chung Cheng University · TWDuke-NUS Medical School · SGKorea Research Institute of Bioscience and Biotechnology · KRShanghai University of Traditional Chinese Medicine · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Hepatocellular carcinomas (HCC) exhibit distinct promoter hypermethylation patterns, but the epigenetic regulation and function of transcriptional enhancers remain unclear. Here, our affinity- and bisulfite-based whole-genome sequencing analyses reveal global enhancer hypomethylation in human HCCs. Integrative epigenomic characterization further pinpoints a recurrent hypomethylated enhancer of CCAAT/enhancer-binding protein-beta (C/EBPβ) which correlates with C/EBPβ over-expression and poorer prognosis of patients. Demethylation of C/EBPβ enhancer reactivates a self-reinforcing enhancer-target loop via direct transcriptional up-regulation of enhancer RNA. Conversely, deletion of this enhancer via CRISPR/Cas9 reduces C/EBPβ expression and its genome-wide co-occupancy with BRD4 at H3K27ac-marked enhancers and super-enhancers, leading to drastic suppression of driver oncogenes and HCC tumorigenicity. Hepatitis B X protein transgenic mouse model of HCC recapitulates this paradigm, as C/ebpβ enhancer hypomethylation associates with oncogenic activation in early tumorigenesis. These results support a causal link between aberrant enhancer hypomethylation and C/EBPβ over-expression, thereby contributing to hepatocarcinogenesis through global transcriptional reprogramming.

Indexed as

DNA MethylationAnimalsBromodomain Containing ProteinsCarcinogenesisCarcinoma, HepatocellularCCAAT-Enhancer-Binding Protein-betaCell Cycle ProteinsClustered Regularly Interspaced Short Palindromic RepeatsDemethylationEpigenesis, GeneticGene DeletionGene Expression Regulation, NeoplasticHumansLiverLiver NeoplasmsMiceBRD4 protein, humanBromodomain Containing ProteinsCCAAT-Enhancer-Binding Protein-betaCell Cycle Proteinshepatitis B virus X proteinNuclear ProteinsTrans-ActivatorsTranscription FactorsViral Regulatory and Accessory Proteins

Identifiers

PMID30659195
PMCPMC6338783
OpenAlexW2908692769

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.