Evidence map›Paper›PMID 29633185›Full record

ArticleClinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico2018

Re-expression of microRNA-4319 inhibits growth of prostate cancer via Her-2 suppression.

X Lin, Y Wang

Abstract read
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In one paragraph

Article in Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
3.7field-weighted citation impact, top 5% 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

17 citing papers in PubMed, 55 citations in OpenAlex.

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  14. MiR-4319 suppresses colorectal cancer progression by targeting ABTB1.United European gastroenterology journal · 2019
    Article
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  17. Alkylating anticancer agents and their relations to microRNAs.Cancer drug resistance (Alhambra, Calif.) · 2019
    Review
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

2 authors at 2 institutions in 2 countries.

X LinDepartment of Urology Surgery, The Fourth Hospital of Harbin Medical University, 37 Yiyuan Road, Harbin, 150000, Heilongjiang, China. lxg5544@126.com.ORCID http://orcid.org/0000-0002-7321-8970
Y WangDepartment of Pharmacology and Toxicology, Boonshoft School of Medicine, Wright State University, Fairborn, OH, 45345, USA.
Harbin Medical University · CNWright State University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeHer-2 is an epidermal growth factor receptor expressed in some prostate cancers (PC) associated with outgrowth of the tumor. Dysregulation of some microRNAs is involved in the regulation of PC pathogenesis, whereas the role of miR-4319 in PC is unknown and addressed in the current study.

methodsThe levels of miR-4319 in PC tissues were determined by RT-qPCR and their association with patient survival was studied by Kaplan-Meier analysis. Targeted genes for miR-4319 were predicted by a bioinformatics algorithm and confirmed by a dual-luciferase reporter assay. Growth of cells of overexpression or inhibition of miR-4319 or Her-2 was analyzed by an MTT assay. Cell survival in response to a chemotherapeutic drug, estramustine (EM), was analyzed by CCK-8 assay. Cell apoptosis was evaluated by TUNEL assay and Western blotting for apoptosis-associated proteins.

resultsMiR-4319 levels were decreased in PC specimens, compared to corresponding normal prostate tissue. Lower levels of miR-4319 were correlated with poorer overall patients' survival. In vitro, the cell survival mediated with Her-2 against chemotherapy was inhibited by overexpression of miR-4319 and was enhanced by depletion of miR-4319. Depletion of miR-4319 in primary prostate epithelial cells increased Her-2-dependent cell growth, while re-expression of miR-4319 in PC cells inhibited Her-2-dependent cell growth and Her-2-dependent resistance to EM-induced apoptosis.

conclusionThe growth and chemo-resistance of PC cells may be suppressed via re-expression of miR-4319 that inhibits Her-2 signaling.

Indexed as

ApoptosisCell Line, TumorCell ProliferationCell SurvivalDown-RegulationDrug Resistance, NeoplasmErb-b2 Receptor Tyrosine KinasesGene Expression Regulation, NeoplasticHumansMaleMicroRNAsProstatic NeoplasmsTransfectionERBB2 protein, humanErb-b2 Receptor Tyrosine KinasesMicroRNAsMIRN4319 microRNA, humanChemotherapyGrowthHer-2miR-4319Prostate cancer (PC)

Identifiers

PMID29633185
OpenAlexW2796837541

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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.