Evidence map›Paper›PMID 27184257›Full record

ArticleBMC cancer2016

MicroRNA-663a is downregulated in non-small cell lung cancer and inhibits proliferation and invasion by targeting JunD.

Yi Zhang, Xiaoman Xu, Meng Zhang, Xin Wang, Xue Bai, Hui Li, Liang Kan, Yong Zhou, Huiyan Niu, Ping He

Open access · goldAbstract read
In one paragraph

Article in BMC cancer, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
2.6field-weighted citation impact, top 11% 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

28 citing papers in PubMed, 42 citations in OpenAlex.

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  14. A Multiplex Test AssessingJournal of clinical medicine · 2020
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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

10 authors at 1 institution in 1 country.

Yi ZhangDepartment of Geriatrics, Shengjing Hospital of China Medical University, 36 Sanhao Road, Shenyang, 110004, China.
Xiaoman XuDepartment of Respiratory Medicine, Shengjing Hospital of China Medical University, Shenyang, China.
Meng ZhangDepartment of Geriatrics, Shengjing Hospital of China Medical University, 36 Sanhao Road, Shenyang, 110004, China.
Xin WangDepartment of Geriatrics, Shengjing Hospital of China Medical University, 36 Sanhao Road, Shenyang, 110004, China.
Xue BaiDepartment of Geriatrics, Shengjing Hospital of China Medical University, 36 Sanhao Road, Shenyang, 110004, China.
Hui LiDepartment of Geriatrics, Shengjing Hospital of China Medical University, 36 Sanhao Road, Shenyang, 110004, China.
Liang KanDepartment of Geriatrics, Shengjing Hospital of China Medical University, 36 Sanhao Road, Shenyang, 110004, China.
Yong ZhouDepartment of Geriatrics, Shengjing Hospital of China Medical University, 36 Sanhao Road, Shenyang, 110004, China.
Huiyan NiuDepartment of Geriatrics, Shengjing Hospital of China Medical University, 36 Sanhao Road, Shenyang, 110004, China.
Ping HeDepartment of Geriatrics, Shengjing Hospital of China Medical University, 36 Sanhao Road, Shenyang, 110004, China. hepingcmu@126.com.
China Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMicroRNA-663a expression is downregulated in several tumors. However, its functions and mechanisms in human non-small cell lung (NSCLC) cancer remain obscure. The present study aimed to identify the expression pattern, biological roles and potential mechanisms by which miR-663a dysregulation is associated with NSCLC.

methodsWe examined expression level of miR-663a in 62 cases of NSCLC tissues and 5 NSCLC cell lines by reverse transcription PCR. In vitro, gain-of-function and loss-of-function experiments were performed to examine the impact of miR-663a on proliferation, cell cycle progression and invasion of NSCLC cells. Using fluorescence reporter assays, we also explored the potential targets and possible mechanisms of miR-663a in NSCLC cells.

resultsDownregulation of miR-663a was observed in 42 of 62 of lung cancer tissues compared with paired normal tissues (mean cancer/normal value = 0.745) and its downregulation correlated with nodal metastasis. Transfection of miR-663a mimic suppressed cell proliferation, cell cycle progression and invasion, with downregulation of cyclin D1, cyclin E and MMP9 in both H460 and H1299 cell lines. Transfection of miR-663a inhibitor in both H460 and H1299 cell lines exhibited the opposite effects. In addition, we confirmed that miR-663a could inhibit AP-1 activity and AP-1 component JunD was a direct target of miR-663a in lung cancer cells. Transfection of miR-663a mimic downregulated JunD expression. In addition, JunD siRNA treatment abrogated miR-663a inhibitor-induced expression of cyclin D1, cyclin E and MMP9. Above all, both miRNA mimic and inhibitor in two different NSCLC cell lines demonstrated that miR-663a inhibits proliferation and invasion by targeting AP-1 transcription factor JunD.

conclusionsThis study indicates that miR-663a downregulation might be associated with NSCLC progression. MiR-663a suppresses proliferation and invasion by targeting AP-1 component JunD in NSCLC cells.

Indexed as

Carcinoma, Non-Small-Cell LungCell Line, TumorCell ProliferationDown-RegulationFemaleGene Expression Regulation, NeoplasticHumansLung NeoplasmsMaleMicroRNAsMiddle AgedNeoplasm InvasivenessProto-Oncogene Proteins c-junRNA InterferenceJunD protein, humanMicroRNAsMIRN663 microRNA, humanProto-Oncogene Proteins c-junInvasionJunDLung cancermiR-663aProliferation

Identifiers

PMID27184257
PMCPMC4869303
OpenAlexW2408369464

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.