Evidence map›Paper›PMID 26487539›Full record

ArticleScientific reports2015

MiR-129-3p promotes docetaxel resistance of breast cancer cells via CP110 inhibition.

Yuan Zhang, Yu Wang, Yifang Wei, Mengyang Li, Shentong Yu, Mingxiang Ye, Hongmei Zhang, Suning Chen, Wenchao Liu, Jian Zhang

Abstract read
In one paragraph

Article in Scientific reports, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
–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

30 citing papers in PubMed.

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  12. Breast Cancer Response to Therapy: Can microRNAs Lead the Way?Journal of mammary gland biology and neoplasia · 2021
    Review
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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.

Yuan ZhangThe State Key Laboratory of Cancer Biology and Department of Oncology, Xijing Hospital, The Fourth Military Medical University, Xi'an 710032, China.
Yu WangThe State Key Laboratory of Cancer Biology and Department of Oncology, Xijing Hospital, The Fourth Military Medical University, Xi'an 710032, China.
Yifang WeiThe State Key Laboratory of Cancer Biology and Department of Biochemistry and Molecular Biology, The Fourth Military Medical University, Xi'an 710032, China.
Mengyang LiThe State Key Laboratory of Cancer Biology and Department of Biochemistry and Molecular Biology, The Fourth Military Medical University, Xi'an 710032, China.
Shentong YuThe State Key Laboratory of Cancer Biology and Department of Biochemistry and Molecular Biology, The Fourth Military Medical University, Xi'an 710032, China.
Mingxiang YeDepartment of Pulmonary Medicine, Xijing Hospital, The Fourth Military Medical University, Xi'an 710032, China.
Hongmei ZhangThe State Key Laboratory of Cancer Biology and Department of Oncology, Xijing Hospital, The Fourth Military Medical University, Xi'an 710032, China.
Suning ChenDepartment of Pharmacy, Xijing Hospital, The Fourth Military Medical University, Xi'an 710032, China.
Wenchao LiuThe State Key Laboratory of Cancer Biology and Department of Oncology, Xijing Hospital, The Fourth Military Medical University, Xi'an 710032, China.
Jian ZhangThe State Key Laboratory of Cancer Biology and Department of Biochemistry and Molecular Biology, The Fourth Military Medical University, Xi'an 710032, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Docetaxel is commonly used as an effective chemotherapeutic agent in breast cancer treatment, but the underlying mechanisms of drug resistance are not fully understood. The purpose of this study was to investigate the possible role of miR-129-3p in breast cancer cell resistance to docetaxel. MiR-129 and miR-129-3p inhibitor were transfected into breast cancer cells to investigate their effects on chemoresistance to docetaxel. The function of miR-129-3p was evaluated by apoptosis, cell proliferation, and cell cycle assays. We found that miR-129-3p was up-regulated in MDA-MB-231/Doc cells, concurrent with CP110 down-regulation, compared to the parental MDA-MB-231 cells. In vitro drug sensitivity assays demonstrated that miR-129-3p inhibition sensitized MDA-MB-231/Doc and MCF-7 cells to docetaxel, whereas miR-129 overexpression enhanced MDA-MB-231 and MCF-7 cell resistance to docetaxel. Ectopic miR-129 expression reduced CP110 expression and the luciferase activity of a CP110 3' untranslated region-based reporter construct in MDA-MB-231 cells, suggesting that CP110 is a direct miR-129-3p target. We demonstrated that restoration of CP110 expression in MDA-MB-231 and MCF-7 cells by miR-129 overexpression rendered the cells sensitive to docetaxel. In a nude xenograft model, miR-129 up-regulation significantly decreased MDA-MB-231 cells' response to docetaxel. Our findings suggest that miR-129-3p down-regulation potentially sensitizes breast cancer cells to docetaxel treatment.

Indexed as

AnimalsApoptosisBreast NeoplasmsCell Cycle ProteinsCell ProliferationDocetaxelDrug Resistance, NeoplasmFemaleGene Expression Regulation, NeoplasticHumansMCF-7 CellsMiceMicroRNAsMicrotubule-Associated ProteinsPhosphoproteinsTaxoidsCCP110 protein, humanCell Cycle ProteinsDocetaxelMicroRNAsMicrotubule-Associated ProteinsMirn129 microRNA, humanPhosphoproteinsTaxoids

Identifiers

PMID26487539
PMCPMC4614026

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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.