Evidence map›Paper›PMID 25772485›Full record

ArticleMolecular and cellular biochemistry2015

MiR-129-2 functions as a tumor suppressor in glioma cells by targeting HMGB1 and is down-regulated by DNA methylation.

Yu Yang, Jun-Qiang Huang, Xi Zhang, Liang-Fang Shen

Open access · hybridAbstract read
In one paragraph

Article in Molecular and cellular biochemistry, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
3.4field-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

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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

40 citing papers in PubMed, 68 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

4 authors at 3 institutions in 1 country.

Yu YangDepartment of Oncology, Xiangya Hospital, Central South University, Changsha, 410008, Hunan, China.
Jun-Qiang Huang
Xi Zhang
Liang-Fang Shen
Central South University · CNThe First Hospital of Changsha · CNXiangya Hospital Central South University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

MicroRNA (miRNA) dysregulation is causally related to cancer development and progression, and recent reports have revealed that DNA methylation constitutes an important mechanism for miRNA deregulation in cancer. MiR-129-2 has been reported to be down-regulated and functions as a tumor suppressor in a few human cancers. However, the involvement of miR-129-2 in the pathology of glioma and the mechanism underlying miR-129-2 regulation in glioma cells remain unclear. In this study, we performed quantitative PCR to investigate the level of miR-129-2 in 21 pairs of glioma tumors and matched adjacent tissues and found that miR-129-2 is down-regulated in glioma tumors. In vitro cell growth, apoptosis, cell migration, and invasion assays revealed that miR-129-2 functions as a tumor suppressor in glioma cells. Luciferase reporter assay found that miR-129-2 could directly target high-mobility group box 1 (HMGB1) and inhibit its expression in glioma cells. Methylation-specific PCR found that DNA methylation in upstream regions of miR-129-2 occured more frequently in cancer tissues than in adjacent tissues. Demethylation of miR-129-2 by 5-aza-2'-deoxycytidine treatment and quantitative PCR analysis revealed that miR-129-2 expression is epigenetically regulated in glioma cells. Taken together, our data suggested that miR-129-2 functions as a tumor suppressor in glioma cells by directly targeting HMGB1 and is down-regulated by DNA methylation, which may provide a novel therapeutic strategy for treatment of glioma.

Indexed as

ApoptosisCell MovementCell ProliferationDNA MethylationGene Expression Regulation, NeoplasticGenes, Tumor SuppressorGliomaHMGB1 ProteinHumansMicroRNAsHMGB1 ProteinHMGB1 protein, humanMicroRNAsMirn129 microRNA, human

Identifiers

PMID25772485
PMCPMC4544670
OpenAlexW2007892513

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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.