Evidence map›Paper›PMID 27184007›Full record

ArticleOncotarget2016

Mouse double minute 2 (MDM2) upregulates Snail expression and induces epithelial-to-mesenchymal transition in breast cancer cells in vitro and in vivo.

Xiangdong Lu, Caiyun Yan, Yi Huang, Dongmin Shi, Ziyi Fu, Jinrong Qiu, Yongmei Yin

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2016. 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
1.3field-weighted citation impact, top 18% 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, 31 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

7 authors at 4 institutions in 2 countries.

Xiangdong LuDepartment of Oncology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, P. R. China.
Caiyun YanDepartment of Oncology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, P. R. China.
Yi HuangDepartment of Pharmacology and Chemical Biology, Magee Women's Research Institute, University of Pittsburgh Cancer Institute, Pittsburgh, PA, USA.
Dongmin ShiDepartment of Oncology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, P. R. China.
Ziyi FuNanjing Maternal and Child Medical Institute, Affiliated Nanjing Maternity and Child Health Care Hospital, Nanjing Medical University, Nanjing, P. R. China.
Jinrong QiuDepartment of Oncology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, P. R. China.
Yongmei YinDepartment of Oncology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, P. R. China.
Jiangsu Province Hospital · CNMagee-Womens Research Institute · USNanjing Maternity and Child Health Care Hospital · CNNanjing Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The oncogene, mouse double minute 2 (MDM2), has been implicated in the pathogenesis of numerous cancers. In this study, we investigated the role of MDM2 in epithelial-to-mesenchymal transition (EMT) and the underlying mechanisms in breast cancer cells in vitro and in vivo. The results showed that up-regulation of MDM2 in MCF-7 cells altered the cell morphology to a mesenchymal phenotype. Knockdown of MDM2 in MDA-MB-231 cells altered the cell morphology to the epithelial phenotype. In addition, overexpression of MDM2 increased the expression of N-cadherin and Vimentin and decreased the expression of E-cadherin, at both the mRNA and protein levels, in vitro and in vivo. Conversely, down-regulation of MDM2 decreased the expression of N-cadherin and Vimentin, and increased the expression of E-cadherin in vitro. Furthermore, MDM2 up-regulated both the mRNA and protein expression of Snail in vitro and in vivo. Knockdown of Snail almost abolished MDM2 induced EMT in vitro. Finally, we found that MDM2 expression correlated with EMT markers and Snail: Snail expression was inversely associated with E-cadherin in human breast cancer samples. Our findings demonstrated that MDM2 induces EMT by enhancing Snail expression in vitro and in vivo. Thus, MDM2 may be a potential target for therapy against human metastatic breast cancer.

Indexed as

Gene Expression Regulation, NeoplasticAnimalsAntigens, CDBiomarkers, TumorBreast NeoplasmsCadherinsDown-RegulationEpithelial-Mesenchymal TransitionFemaleGene Knockdown TechniquesHumansImmunohistochemistryMCF-7 CellsMiceMice, Inbred BALB CMice, NudeAntigens, CDBiomarkers, TumorCadherinsCDH1 protein, humanCDH2 protein, humanMDM2 protein, humanProto-Oncogene Proteins c-mdm2RNA, MessengerRNA, Small InterferingSNAI1 protein, humanSnail Family Transcription FactorsVimentinbreast cancerepithelial-mesenchymal transitionMDM2Snail

Identifiers

PMID27184007
PMCPMC5095067
OpenAlexW2395920823

What OpenQuestion holds

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LicenceCC BY
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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.