Evidence map›Paper›PMID 28166834›Full record

ArticleJournal of hematology & oncology2017

Downregulation of miR-130b~301b cluster is mediated by aberrant promoter methylation and impairs cellular senescence in prostate cancer.

João Ramalho-Carvalho, Inês Graça, Antonio Gomez, Jorge Oliveira, Rui Henrique, Manel Esteller, Carmen Jerónimo

Open access · goldAbstract read
In one paragraph

Article in Journal of hematology & oncology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
2.9field-weighted citation impact, top 8% 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

32 citing papers in PubMed, 54 citations in OpenAlex.

  1. Article
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  4. NAR cancer · 2023
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  5. Review
  6. Emerging Role of Non-Coding RNAs in Senescence.Frontiers in cell and developmental biology · 2022
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  16. MiR-130b/TNF-α/NF-κB/VEGFA loop inhibits prostate cancer angiogenesis.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2020
    Article
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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 4 institutions in 2 countries.

João Ramalho-CarvalhoCancer Biology & Epigenetics Group-Research Center (CI-IPOP), Portuguese Oncology Institute of Porto (IPO Porto), Rua Dr António Bernardino de Almeida, 4200-072, Porto, Portugal.
Inês GraçaCancer Biology & Epigenetics Group-Research Center (CI-IPOP), Portuguese Oncology Institute of Porto (IPO Porto), Rua Dr António Bernardino de Almeida, 4200-072, Porto, Portugal.
Antonio GomezCancer Epigenetics and Biology Program, Bellvitge Biomedical Research Institute, Barcelona, Catalonia, Spain.
Jorge OliveiraDepartment of Urology, Portuguese Oncology Institute of Porto (IPO Porto), Porto, Portugal.
Rui HenriqueCancer Epigenetics and Biology Program, Bellvitge Biomedical Research Institute, Barcelona, Catalonia, Spain.
Manel EstellerCancer Epigenetics and Biology Program, Bellvitge Biomedical Research Institute, Barcelona, Catalonia, Spain.
Carmen JerónimoCancer Biology & Epigenetics Group-Research Center (CI-IPOP), Portuguese Oncology Institute of Porto (IPO Porto), Rua Dr António Bernardino de Almeida, 4200-072, Porto, Portugal. carmenjeronimo@ipoporto.min-saude.pt.
IPO Porto · PTInstituto Português de Oncologia Francisco Gentil · PTCentre for Genomic Regulation · ESUniversitat de Barcelona · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundNumerous DNA-damaging cellular stresses, including oncogene activation and DNA-damage response (DDR), may lead to cellular senescence. Previous observations linked microRNA deregulation with altered senescent patterns, prompting us to investigate whether epigenetic repression of microRNAs expression might disrupt senescence in prostate cancer (PCa) cells.

methodsDifferential methylation mapping in prostate tissues was carried using Infinium HumanMethylation450 BeadChip. After validation of methylation and expression analyses in a larger series of prostate tissues, the functional role of the cluster miR-130b~301b was explored using in vitro studies testing cell viability, apoptosis, invasion and DNA damage in prostate cancer cell lines. Western blot and RT-qPCR were performed to support those observations.

resultsWe found that the miR-130b~301b cluster directs epigenetic activation of cell cycle inhibitors required for DDR activation, thus stimulating the senescence-associated secretory phenotype (SASP). Furthermore, overexpression of miR-130b~301b cluster markedly reduced the malignant phenotype of PCa cells.

conclusionsAltogether, these data demonstrate that miR-130b~301b cluster overexpression might effectively induce PCa cell growth arrest through epigenetic regulation of proliferation-blocking genes and activation of cellular senescence.

Indexed as

DNA MethylationAdenocarcinomaApoptosisCell CycleCell Line, TumorCellular SenescenceDNA DamageDNA RepairDown-RegulationHumansMaleMicroRNAsPromoter Regions, GeneticProstatic NeoplasmsRNA, NeoplasmMicroRNAsMIRN130 microRNA, humanMIRN301A microRNA, humanRNA, NeoplasmmicroRNAmiR-130bmiR-301bProstate cancerSenescenceSenescence-associated secretory phenotype

Identifiers

PMID28166834
PMCPMC5294724
OpenAlexW2586633598

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.