Evidence map›Paper›PMID 33061571›Full record

ArticleCancer management and research2020

Adipose Mesenchymal Stem Cell-Derived Exosomal microRNA-1236 Reduces Resistance of Breast Cancer Cells to Cisplatin by Suppressing SLC9A1 and the Wnt/β-Catenin Signaling.

Zhongming Jia, Huamin Zhu, Hongguang Sun, Yitong Hua, Guoqiang Zhang, Jingru Jiang, Xiaohong Wang

Open access · goldAbstract read
In one paragraph

Article in Cancer management and research, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
2.6field-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

36 citing papers in PubMed, 53 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

7 authors at 2 institutions in 1 country.

Zhongming Jia *Department of Thyroid and Breast Surgery, Affiliated Hospital of Binzhou Medical University, Binzhou 256603, Shandong, People's Republic of China.
Huamin Zhu *Department of Medical Ultrasonics, Affiliated Hospital of Binzhou Medical University, Binzhou 256603, Shandong, People's Republic of China.
Hongguang SunDepartment of Thyroid and Breast Surgery, Affiliated Hospital of Binzhou Medical University, Binzhou 256603, Shandong, People's Republic of China.
Yitong HuaDepartment of Thyroid and Breast Surgery, Affiliated Hospital of Binzhou Medical University, Binzhou 256603, Shandong, People's Republic of China.
Guoqiang ZhangDepartment of Thyroid and Breast Surgery, Affiliated Hospital of Binzhou Medical University, Binzhou 256603, Shandong, People's Republic of China.
Jingru JiangDepartment of Thyroid and Breast Surgery, Affiliated Hospital of Binzhou Medical University, Binzhou 256603, Shandong, People's Republic of China.
Xiaohong WangDepartment of Thyroid and Breast Surgery, Affiliated Hospital of Binzhou Medical University, Binzhou 256603, Shandong, People's Republic of China.
Binzhou University · CNBinzhou Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundEmerging evidence has noted the versatile functions of mesenchymal stem cell-derived exosomes (MSC-Exos) in cancer control. This work aims to probe to function of adipose MSC-Exos (adMSC-Exos) in drug-resistance of breast cancer (BC) cells to cisplatin (DDP) and the molecules involved.

methodsParental and DDP-resistant BC cell lines MCF-7 and MDA-MB-231 were used. All cells were pre-treated with adMSC-Exos. Then, the viability and apoptosis of cells after DDP treatment were determined. Differentially expressed miRNAs after adMSC-exo treatment were screened out. Rescue experiments were conducted by pre-transfecting miR-1236 inhibitor into adMSCs, and the role of miR-1236 in DDP sensitivity was determined. Targeting mRNAs of miR-1236 were predicted by bioinformatics analysis. Altered SLC9A1 expression was administrated to evaluate its function in DDP resistance.

resultsThe adMSC-Exos notably increased the sensitivity of either parental or DDP-resistant BC cells to DDP. SLC9A1 was notably highly expressed in DDP-resistant cells but inhibited following adMSC-exo administration. Importantly, miR-1236, which could directly bind to SLC9A1 and suppress its expression, was confirmed as an enriched miRNA in adMSC-Exos. Either inhibition of miR-1236 or upregulation of SLC9A1 blocked the pro-sensitize roles of adMSC-Exos. In addition, the Wnt/β-catenin pathway activity was suppressed by adMSC-Exos but recovered by SLC9A1.

conclusionThis study evidenced that adMSC-Exos carry miR-1236 to increase sensitivity of BC cells to DDP with the involvement of SLC9A1 downregulation and Wnt/β-catenin inactivation. This finding may offer novel insights into treatment for drug-resistant BC.

Indexed as

adipose mesenchymal stem cell-derived exosomesbreast cancercisplatinmicroRNA-1236resistanceSLC9A1

Identifiers

PMID33061571
PMCPMC7519869
OpenAlexW3087383113

What OpenQuestion holds

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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.