Evidence map›Paper›PMID 27743201›Full record

ArticleMedical oncology (Northwood, London, England)2016

Downregulation of Foxo3 and TRIM31 by miR-551b in side population promotes cell proliferation, invasion, and drug resistance of ovarian cancer.

Zhentong Wei, Yan Liu, Yishu Wang, Yandong Zhang, Qinghua Luo, Xiaxia Man, Feng Wei, Xiaowei Yu

Open access · hybridAbstract read
In one paragraph

Article in Medical oncology (Northwood, London, England), 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed
3.7field-weighted citation impact, top 7% 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

47 citing papers in PubMed, 93 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

8 authors at 3 institutions in 1 country.

Zhentong WeiDepartment of Oncologic Gynecology, Prenatal Diagnosis Center, The First Hospital of Jilin University, Changchun, 130021, Jilin, People's Republic of China.
Yan LiuDepartment of Hepatobiliary and Pancreas Surgery, The First Hospital of Jilin University, Changchun, 130021, Jilin, People's Republic of China.
Yishu WangThe Key Laboratory of Pathobiology, The Ministry of Education, Norman Bethune College of Medicine, Jilin University, Changchun, 130021, Jilin, People's Republic of China.
Yandong ZhangDepartment of Rheumatology, The First Hospital of Jilin University, Changchun, 130021, Jilin, People's Republic of China.
Qinghua LuoDepartment of Hepatobiliary and Pancreas Surgery, The First Hospital of Jilin University, Changchun, 130021, Jilin, People's Republic of China.
Xiaxia ManDepartment of Oncologic Gynecology, Prenatal Diagnosis Center, The First Hospital of Jilin University, Changchun, 130021, Jilin, People's Republic of China.
Feng WeiGenetic Engineering Laboratory of People's Liberation Army, The Eleventh Institute of Academy of Military Medical Sciences of People's Liberation Army, Changchun, 130021, Jilin, People's Republic of China. wei_feng@jlu.edu.cn.
Xiaowei YuDepartment of Oncologic Gynecology, Prenatal Diagnosis Center, The First Hospital of Jilin University, Changchun, 130021, Jilin, People's Republic of China. csrichard@163.com.
Jilin University · CNFirst Hospital of Jilin University · CNAcademy of Military Medical Sciences · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ovarian cancer (OVCa) stem cells are associated with tumor growth, metastasis, and recurrence, which are driving forces behind a majority of the OVCa-related mortality. This subpopulation of cancer cells are characterized by uncontrolled proliferation, high invasiveness, and resistance against the current platinum-based therapy. Thus, targeting OVCa cancer stem cells has been focused in recent therapeutic development. Isolation and purification of cancer stem cells are, however, challenging for the lack of sensitive and specific markers. In this study, we demonstrated that miR-551b was upregulated in OVCa stem cells, by using a quantitative PCR array, correlating with the pathological grades of this malignancy. In vitro experiments indicated that miR-551b promoted the proliferation, invasion, and chemoresistance of OVCa cells and cancer stem cells. Further analysis suggested that miR-551b functioned through the suppression of Foxo3 and TRIM31, two important tumor suppressors. In support of this, our in vivo experiments using mouse xenograft models showed that inhibiting miR-551b significantly increased the susceptibility of OVCa cells to cisplatin and prolonged the survival of the host mice. In conclusion, our study suggested miR-551b as a potential biomarker for OVCa stem cells and explored its functional mechanism, providing a potential therapeutic target for future drug development.

Indexed as

AnimalsCisplatinDown-RegulationDrug Resistance, NeoplasmFemaleForkhead Box Protein O3Gene Expression Regulation, NeoplasticHumansMice, SCIDMicroRNAsNeoplastic Stem CellsOvarian NeoplasmsTripartite Motif ProteinsTumor Cells, CulturedUbiquitin-Protein LigasesXenograft Model Antitumor AssaysCisplatinForkhead Box Protein O3FOXO3 protein, humanMicroRNAsMIRN-551 microRNA, humanTRIM31 protein, humanTripartite Motif ProteinsUbiquitin-Protein LigasesCell invasionCell proliferationDrug resistancemiR-551bOvarian cancerSide population of cancer cells

Identifiers

PMID27743201
PMCPMC5065596
OpenAlexW2530748031

What OpenQuestion holds

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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.