Evidence map›Paper›PMID 26150338›Full record

ArticleTumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine2015

miR-9 promotes cell proliferation and inhibits apoptosis by targeting LASS2 in bladder cancer.

Haifeng Wang, Wei Zhang, Yigang Zuo, Mingxia Ding, Changxing Ke, Ruping Yan, Hui Zhan, Jingyu Liu, Jiansong Wang

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Article in Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

40 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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

9 authors.

Haifeng WangDepartment of Urology, The Second Affiliated Hospital of Kunming Medical University, Yunnan Institute of Urology, Kunming, 650101, China.
Wei ZhangDepartment of Urology, Affiliated Hospital of Hebei University, Baoding, 071000, China.
Yigang ZuoDepartment of Urology, The Second Affiliated Hospital of Kunming Medical University, Yunnan Institute of Urology, Kunming, 650101, China.
Mingxia DingDepartment of Urology, The Second Affiliated Hospital of Kunming Medical University, Yunnan Institute of Urology, Kunming, 650101, China.
Changxing KeDepartment of Urology, The Second Affiliated Hospital of Kunming Medical University, Yunnan Institute of Urology, Kunming, 650101, China.
Ruping YanDepartment of Urology, The Second Affiliated Hospital of Kunming Medical University, Yunnan Institute of Urology, Kunming, 650101, China.
Hui ZhanDepartment of Urology, The Second Affiliated Hospital of Kunming Medical University, Yunnan Institute of Urology, Kunming, 650101, China.
Jingyu LiuDepartment of Urology, The Second Affiliated Hospital of Kunming Medical University, Yunnan Institute of Urology, Kunming, 650101, China.
Jiansong WangDepartment of Urology, The Second Affiliated Hospital of Kunming Medical University, Yunnan Institute of Urology, Kunming, 650101, China. jiansongwangkm@126.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

MicroRNA-9 upregulation was reported in several tumors. However, its function and mechanism in human bladder cancer remains obscure. The present study aims to identify the expression pattern, biological roles and potential mechanism of miR-9 in human bladder cancers. We found that expression level of miR-9 in bladder cancer tissues was higher than normal tissues. miR-9 mimic transfection was performed in T24 and 5637 cells with low miR-9 expression, and miR-9 inhibitor was employed in BIU-87 cell line with high endogenous expression. miR-9 increased cell proliferation, cell cycle progression, invasion and chemoresistance, with upregulation of cyclin D1, MMP9, Bcl-2, and survivin and downregulation of E-cadherin. Using luciferase reporter assay, we confirmed that LASS2 was a direct target of miR-9 in bladder cancer cells. Transfection of miR-9 mimic downregulated LASS2 expression. LASS2 transfection downregulated Bcl-2 and survivin expression, which were induced by miR-9 mimic in both cell lines. In conclusion, these results indicate that miR-9 upregulation might be associated with malignant phenotype of bladder cancer. miR-9 promotes chemoresistance of bladder cancer cells by target LASS2.

Indexed as

ApoptosisCell Line, TumorCell ProliferationGene Expression Regulation, NeoplasticHumansMembrane ProteinsMicroRNAsNeoplasm ProteinsSphingosine N-AcyltransferaseTumor Suppressor ProteinsUrinary Bladder NeoplasmsCERS2 protein, humanMembrane ProteinsMicroRNAsMIRN92 microRNA, humanNeoplasm ProteinsSphingosine N-AcyltransferaseTumor Suppressor ProteinsBladder cancerChemoresistanceLASS2miR-9

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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.