Evidence map›Paper›PMID 28199217›Full record

ArticleOncotarget2017

MicroRNA-205 targets SMAD4 in non-small cell lung cancer and promotes lung cancer cell growth in vitro and in vivo.

Yuanyuan Zeng, Jianjie Zhu, Dan Shen, Hualong Qin, Zhe Lei, Wei Li, Zeyi Liu, Jian-An Huang

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 1 pooled it
2.8field-weighted citation impact, top 9% 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

23 citing papers in PubMed, 1 synthesis or guideline pooled it, 35 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

8 authors at 2 institutions in 1 country.

Yuanyuan ZengDepartment of Respiratory Medicine, The First Affiliated Hospital of Soochow University, Suzhou, P. R. China.
Jianjie ZhuDepartment of Respiratory Medicine, The First Affiliated Hospital of Soochow University, Suzhou, P. R. China.
Dan ShenDepartment of Respiratory Medicine, The First Affiliated Hospital of Soochow University, Suzhou, P. R. China.
Hualong QinDepartment of Cardiothoracic Surgery, The First Affiliated Hospital of Soochow University, Suzhou, P. R. China.
Zhe LeiSuzhou Key Laboratory for Molecular Cancer Genetics, Suzhou, P. R. China.
Wei LiDepartment of Oncology, The First Affiliated Hospital of Soochow University, Suzhou, P. R. China.
Zeyi LiuDepartment of Respiratory Medicine, The First Affiliated Hospital of Soochow University, Suzhou, P. R. China.
Jian-An HuangDepartment of Respiratory Medicine, The First Affiliated Hospital of Soochow University, Suzhou, P. R. China.
Soochow University · CNFirst Affiliated Hospital of Soochow University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Despite advances in diagnosis and treatment, the survival of non-small cell lung cancer (NSCLC) patients remains poor; therefore, improved understanding of the disease mechanism and novel treatment strategies are needed. Downregulation of SMAD4 and dysregulated expression of miR-205 have been reported. However, the relationship between them remains unclear. We investigated the effect of microRNA (miR)-205 on the expression of SMAD4 in NSCLC. Knockdown and overexpression of SMAD4 promoted or suppressed cellular viability and proliferation, and accelerated or inhibited the cell cycle in NSCLC cells, respectively. The 3'-untranslated region (3'-UTR) of SMAD4 was predicted as a target of miR-205. Luciferase assays validated that miR-205 binds directly to the SMAD4 3'-UTR. Protein and mRNA expression analyses confirmed that miR-205 overexpression in NSCLC cells inhibited the expression of SMAD4 mRNA and protein. In human NSCLC tissues, increased miR-205 expression was observed frequently and was inversely correlated with decreased SMAD4 expression. Ectopic expression of miR-205 in NSCLC cells suppressed cellular viability and proliferation, accelerated the cell cycle, and promoted tumor growth of lung carcinoma xenografts in nude mice. Our study showed that miR-205 decreased SMAD4 expression, thus promoting NSCLC cell growth. Our findings highlighted the therapeutic potential of targeting miR-205 in NSCLC treatment.

Indexed as

Gene Expression Regulation, NeoplasticRNA InterferenceAnimalsApoptosisCarcinoma, Non-Small-Cell LungCell CycleCell Line, TumorCell MovementCell ProliferationDisease Models, AnimalEctopic Gene ExpressionGene Knockdown TechniquesGenes, ReporterHeterograftsHumansLung NeoplasmsMicroRNAsMIR205, humanSmad4 Proteincell cyclemiR-205NSCLCproliferationSMAD4

Identifiers

PMID28199217
PMCPMC5458170
OpenAlexW2473754716

What OpenQuestion holds

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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.