Evidence map›Paper›PMID 25071010›Full record

ArticleOncotarget2014

Transcriptional regulation of the p73 gene by Nrf-2 and promoter CpG methylation in human breast cancer.

Jing Lai, Weiwei Nie, Wenwen Zhang, Yucai Wang, Ruilian Xie, Yanru Wang, Jun Gu, Jing Xu, Wei Song, Fang Yang and 3 more

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.7field-weighted citation impact, top 17% 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

20 citing papers in PubMed, 23 citations in OpenAlex.

  1. Review
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  3. Review
  4. Article
  5. Article
  6. Methylation of tumour suppressor genes associated with thyroid cancer.Cancer biomarkers : section A of Disease markers · 2019
    Article
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  8. Review
  9. The lncRNAOncoTargets and therapy · 2018
    Article
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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

13 authors at 5 institutions in 2 countries.

Jing LaiDepartment of Medical Oncology, Jinling Hospital, School of Medicine, Southern Medical University, Guangzhou, China; These authors contributed equally to this work.
Weiwei NieDepartment of Medical Oncology, Jinling Hospital, School of Medicine, Southern Medical University, Guangzhou, China; These authors contributed equally to this work.
Wenwen ZhangDepartment of Medical Oncology, Jinling Hospital, Medical School of Nanjing University, Nanjing, China; These authors contributed equally to this work.
Yucai WangDepartment of Medicine, Rutgers New Jersey Medical School, Newark, NJ, USA.
Ruilian XieDepartment of Medical Oncology, Jinling Hospital, School of Medicine, Southern Medical University, Guangzhou, China.
Yanru WangDepartment of Medical Oncology, Jinling Hospital, School of Medicine, Southern Medical University, Guangzhou, China.
Jun GuDepartment of General Surgery, Jinling Hospital, Medical School of Nanjing University, Nanjing, China.
Jing XuDepartment of Medical Oncology, Jinling Hospital, Medical School of Nanjing University, Nanjing, China.
Wei SongDepartment of Medical Oncology, Jinling Hospital, School of Medicine, Southern Medical University, Guangzhou, China.
Fang YangDepartment of Medical Oncology, Jinling Hospital, Medical School of Nanjing University, Nanjing, China.
Guichun HuangDepartment of Medical Oncology, Jinling Hospital, Medical School of Nanjing University, Nanjing, China.
Peng CaoLaboratory of Cellular and Molecular Biology, Jiangsu Province Institute of Chinese Medicine, Nanjing, China.
Xiaoxiang GuanDepartment of Medical Oncology, Jinling Hospital, School of Medicine, Southern Medical University, Guangzhou, China; Department of Medical Oncology, Jinling Hospital, Medical School of Nanjing University, Nanjing, China.
Southern Medical University · CNNanjing General Hospital of Nanjing Military Command · CNNanjing Medical University · CNRutgers New Jersey Medical SchoolNanjing University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

To understand the transcriptional regulation of p73 by promoter methylation and Nrf-2 in breast carcinogenesis, ChIP assay indicated that Nrf-2 can bind to both promoters and can activate the transcription of TAp73 and ΔNp73 in MCF-7 cell line, knockdown of Nrf-2 gene resulted in an abrogation of TAp73 and ΔNp73 expression in the cells transfected with sh-Nrf-2 as well as Nrf-2 knock out mouse model. However, we found Nrf-2 induced ΔNp73 expression was abolished with 5-aza-dC treatment, thus lead to a down-regulated ΔNp73 and an up-regulated TAp73 expression in breast cancer cells lines. Consistent with this model, we detected decreased TAp73 and increased ΔNp73 expression in breast cancer tissue, along with increased TAp73 but decreased ΔNp73 expression in corresponding surrounding noncancerous tissues (NCTs) in a breast cancer tissue assay. A significant inverse correlation was found between TAp73 and ΔNp73 expression in the above tissue-array (P = 0.047) and validated in another set consisting of 128 breast cancer tumor tissue (P = 0.034). Taken together, our findings suggest that Nrf-2 and promoter methylation cooperatively govern the transcriptional regulation of p73, and unbalanced expression of TAp73 and ΔNp73 expression plays a critical role in breast cancer development.

Indexed as

CpG IslandsDNA MethylationAnimalsApoptosisBreast NeoplasmsCell ProliferationDNA-Binding ProteinsFemaleGene Expression Regulation, NeoplasticGenes, Tumor SuppressorHumansMCF-7 CellsMiceMice, Inbred C57BLMice, KnockoutNF-E2-Related Factor 2delta Np73 protein, humanDNA-Binding ProteinsNFE2L2 protein, humanNF-E2-Related Factor 2Nuclear ProteinsTP73 protein, humanTrp73 protein, mouseTumor Protein p73Tumor Suppressor Proteins

Identifiers

PMID25071010
PMCPMC4196172
OpenAlexW1494828073

What OpenQuestion holds

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LicenceCC BY
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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.