Evidence map›Paper›PMID 23318422›Full record

ArticleOncogene2014

MiR-152 and miR-185 co-contribute to ovarian cancer cells cisplatin sensitivity by targeting DNMT1 directly: a novel epigenetic therapy independent of decitabine.

Y Xiang, N Ma, D Wang, Y Zhang, J Zhou, G Wu, R Zhao, H Huang, X Wang, Y Qiao and 5 more

Abstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 121 papers.

0numbers the graph read from it
0cells of the map it votes in
121citing papers in PubMed
10.3field-weighted citation impact, top 1% 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

121 citing papers in PubMed, 228 citations in OpenAlex.

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  20. Exosomal transfer of miR-548aq-3p confers cisplatin resistanceAmerican journal of cancer research · 2023
    Article

61 more citing papers are in PubMed but not listed here.

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

15 authors at 3 institutions in 1 country.

Y XiangDepartment of Biochemistry and Molecular Biology, Harbin Medical University, Harbin, China.
N MaDepartment of Biochemistry and Molecular Biology, Harbin Medical University, Harbin, China.
D WangDepartment of Biochemistry and Molecular Biology, Harbin Medical University, Harbin, China.
Y ZhangDepartment of Laboratory Diagnosis, First Affiliated Hospital of Harbin Medical University, Harbin, China.
J ZhouDepartment of Biochemistry and Molecular Biology, Harbin Medical University, Harbin, China.
G WuDepartment of Biochemistry and Molecular Biology, Harbin Medical University, Harbin, China.
R ZhaoDepartment of Biochemistry and Molecular Biology, Harbin Medical University, Harbin, China.
H HuangDepartment of Biochemistry and Molecular Biology, Harbin Medical University, Harbin, China.
X WangDepartment of Biochemistry and Molecular Biology, Harbin Medical University, Harbin, China.
Y QiaoDepartment of Biochemistry and Molecular Biology, Harbin Medical University, Harbin, China.
F LiDepartment of Biochemistry and Molecular Biology, Harbin Medical University, Harbin, China.
D HanDepartment of Biochemistry and Molecular Biology, Harbin Medical University, Harbin, China.
L WangDepartment of Biochemistry and Molecular Biology, Harbin Medical University, Harbin, China.
G ZhangDepartment of Obstetrics and Gynecology, First Affiliated Hospital of Harbin Medical University, Harbin, China.
X Gao1] Department of Biochemistry and Molecular Biology, Harbin Medical University, Harbin, China [2] Key Laboratory of Cardiovascular Medicine Research, Ministry of Education, Harbin, China [3] State-Province Key Laboratories of Biomedicine-Pharmaceutics of China, Harbin Medical University, Harbin, China.
Harbin Medical University · CNFirst Affiliated Hospital of Harbin Medical University · CNMinistry of Education of the People's Republic of China · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Epithelial ovarian cancer (EOC) is a highly lethal gynaecological malignancy. Cisplatin is the basal chemotherapeutic agent used to treat EOC, but resistance to cisplatin leads to chemotherapy failure. MicroRNAs are a novel class of regulators that function by controlling gene expression at the post-transcriptional level. Several recent reports have identified some microRNAs that are related to chemotherapy sensitivity. In this study, we found two microRNAs miR-152 and miR-185 that were significantly downregulated in the cisplatin-resistant ovarian cell lines SKOV3/DDP and A2780/DDP, compared with their sensitive parent line SKOV3 and A2780, respectively. Subsequently, the roles of miR-152 and miR-185 were evaluated in vitro and in vivo. The overexpression of miR-152 or miR-185 increased cisplatin sensitivity of SKOV3/DDP and A2780/DDP cells by inhibiting proliferation and promoting apoptosis, then we further confirmed that these miRNAs functioned through suppressing DNA methyltransferase 1 (DNMT1) directly. Concordantly, CD-1/CD-1 nude mice that were injected intraperitoneally with SKOV3/DDP cells transfected with miR-152 mimics exhibited upregulated cisplatin sensitivity in vivo. Interestingly, we found that there were no significant changes in the expression of these two microRNAs after treatment with decitabine (DAC), a traditional epigenetic therapeutic agent, suggesting these miRNAs represented two new regulators independent of DAC. Finally, the survival assay in A549 and HepG2 cells revealed that the two microRNAs involved in cisplatin sensitivity were related to cell types. Our results indicated that miR-152 and miR-185 were involved in ovarian cancer cisplatin resistance in vitro and in vivo by targeting DNMT1 directly. These molecules may serve as potential epigenetic therapeutic targets in other cancers.

Indexed as

AnimalsAntineoplastic AgentsApoptosisAzacitidineBlotting, WesternCell Line, TumorCell ProliferationCisplatinDecitabineDNA (Cytosine-5-)-Methyltransferase 1DNA (Cytosine-5-)-MethyltransferasesDrug Resistance, NeoplasmEpigenesis, GeneticFemaleHep G2 CellsHumansAntineoplastic AgentsAzacitidineCisplatinDecitabineDNA (Cytosine-5-)-Methyltransferase 1DNA (Cytosine-5-)-MethyltransferasesDNMT1 protein, humanDnmt1 protein, mouseMicroRNAsMIRN152 microRNA, humanMIRN185 microRNA, human

Identifiers

PMID23318422
OpenAlexW2058916559

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.