Evidence map›Paper›PMID 26011542›Full record

ArticleCancer science2015

53BP1 suppresses epithelial-mesenchymal transition by downregulating ZEB1 through microRNA-200b/429 in breast cancer.

Xiangnan Kong, Xia Ding, Xiaoyan Li, Sumei Gao, Qifeng Yang

Open access · goldAbstract read
In one paragraph

Article in Cancer science, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
0.8field-weighted citation impact, top 29% 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

22 citing papers in PubMed, 33 citations in OpenAlex.

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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

5 authors at 2 institutions in 1 country.

Xiangnan KongDepartment of Breast Surgery, Qilu Hospital, Shandong University, Jinan, China.
Xia DingDepartment of Oncology, Qilu Hospital, Shandong University, Jinan, China.
Xiaoyan LiDepartment of Breast Surgery, Qilu Hospital, Shandong University, Jinan, China.
Sumei GaoDepartment of Breast Surgery, Qilu Hospital, Shandong University, Jinan, China.
Qifeng YangDepartment of Breast Surgery, Qilu Hospital, Shandong University, Jinan, China.
Qilu Hospital of Shandong University · CNShandong University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Epithelial-mesenchymal transition (EMT) is an important mechanism of cancer invasion and metastasis. Although p53 binding protein 1 (53BP1) has been implicated in several biological processes, its function in EMT of human cancers has not yet been reported. Here, we show that 53BP1 negatively regulated EMT by modulating ZEB1 through targeting microRNA (miR)-200b and miR-429. Furthermore, 53BP1 promoted ZEB1-mediated upregulation of E-cadherin and also inhibited the expressions of mesenchymal markers, leading to increased migration and invasion in MDA-MB-231 breast cancer cells. Consistently, in MCF-7 breast cancer cells, low 53BP1 expression reduced E-cadherin expression, resulting in increased migration and invasion. These effects were reversed by miR-200b and miR-429 inhibition or overexpression. Sections of tumor xenograft model showed increased ZEB1 expression and decreased E-cadherin expression with the downregulation of 53BP1. In 18 clinical tissue samples, expression of 53BP1 was positively correlated with miR-200b and mir-429 and negatively correlated with ZEB1. It was also found that 53BP1 was associated with lymph node metastasis. Taken together, these results suggest that 53BP1 functioned as a tumor suppressor gene by its novel negative control of EMT through regulating the expression of miR-200b/429 and their target gene ZEB1.

Indexed as

AnimalsBlotting, WesternBreast NeoplasmsCell Line, TumorCell MovementDown-RegulationEpithelial-Mesenchymal TransitionFemaleFluorescent Antibody TechniqueGene Expression Regulation, NeoplasticGenes, Tumor SuppressorHeterograftsHomeodomain ProteinsHumansImmunohistochemistryIntracellular Signaling Peptides and ProteinsHomeodomain ProteinsIntracellular Signaling Peptides and ProteinsMicroRNAsMIRN200 microRNA, humanMIRN429 microRNA, humanTP53BP1 protein, humanTranscription FactorsTumor Suppressor p53-Binding Protein 1ZEB1 protein, humanZinc Finger E-box-Binding Homeobox 153BP1breast cancerepithelial-mesenchymal transitionmicroRNAZEB1

Identifiers

PMID26011542
PMCPMC4556386
OpenAlexW1936927800

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.