Evidence map›Paper›PMID 23212916›Full record

ArticleThe Journal of biological chemistry2013

MicroRNA 218 acts as a tumor suppressor by targeting multiple cancer phenotype-associated genes in medulloblastoma.

Sujatha Venkataraman, Diane K Birks, Ilango Balakrishnan, Irina Alimova, Peter S Harris, Purvi R Patel, Michael H Handler, Adrian Dubuc, Michael D Taylor, Nicholas K Foreman and 1 more

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 57 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
57citing papers in PubMed, 1 pooled it
4.8field-weighted citation impact, top 5% 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

57 citing papers in PubMed, 1 synthesis or guideline pooled it, 106 citations in OpenAlex.

  1. Pooled it
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  17. Article
  18. The Non-coding Side of Medulloblastoma.Frontiers in cell and developmental biology · 2020
    Review
  19. MicroRNA Signature in Human Normal and Tumoral Neural Stem Cells.International journal of molecular sciences · 2019
    Review
  20. Review
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

11 authors at 3 institutions in 2 countries.

Sujatha VenkataramanDepartment of Pediatrics, Children’s Hospital Colorado, University of Colorado, Denver, Colorado 80045, USA.
Diane K Birks
Ilango Balakrishnan
Irina Alimova
Peter S Harris
Purvi R Patel
Michael H Handler
Adrian Dubuc
Michael D Taylor
Nicholas K Foreman
Rajeev Vibhakar
University of Colorado Denver · USHospital for Sick Children · CAChildren's Hospital Colorado · US

Funding

University of Colorado Cancer Center Support Grant - Lung Cancer Patient-Derived Xenografts with Autologous Human Immune SystemsP30CA046934 · NCI · UNIVERSITY OF COLORADO DENVER · PI James V Degregori · 1988 to 2026
$117.0M
CTSA INFRASTRUCTURE FOR PEDIATRIC RESEARCHUL1RR025780 · NCRR · UNIVERSITY OF COLORADO DENVER · PI SOKOL, RONALD J. · 2008 to 2011
$61.3M
UCHSC DIABETES ENDOCRINOLOGY RESEARCH CENTERP30DK057516 · NIDDK · UNIVERSITY OF COLORADO DENVER · PI HUTTON, JOHN C · 2000 to 2010
$14.0M
Brain Enriched MicroRNA 128a and 9/9+: Impact on medulloblastoma pathogenesisK08NS059790 · NINDS · UNIVERSITY OF IOWA · PI VIBHAKAR, RAJEEV · 2008 to 2013
$844k
NCI NIH HHS P30 CA046934NCRR NIH HHS UL1 RR025780NIDDK NIH HHS P30 DK057516NINDS NIH HHS K08 NS059790NINDS NIH HHS K08NS059790
6 · The paper itself

Abstract

Aberrant expression of microRNAs has been implicated in many cancers. We recently demonstrated differential expression of several microRNAs in medulloblastoma. In this study, the regulation and function of microRNA 218 (miR-218), which is significantly underexpressed in medulloblastoma, was evaluated. Re-expression of miR-218 resulted in a significant decrease in medulloblastoma cell growth, cell colony formation, cell migration, invasion, and tumor sphere size. We used C17.2 neural stem cells as a model to show that increased miR-218 expression results in increased cell differentiation and also decreased malignant transformation when transfected with the oncogene REST. These results suggest that miR-218 acts as a tumor suppressor in medulloblastoma. MicroRNAs function by down-regulating translation of target mRNAs. Targets are determined by imperfect base pairing of the microRNA to the 3'-UTR of the mRNA. To comprehensively identify actual miR-218 targets, medulloblastoma cells overexpressing miR-218 and control cells were subjected to high throughput sequencing of RNA isolated by cross-linking immunoprecipitation, a technique that identifies the mRNAs bound to the RNA-induced silencing complex component protein Argonaute 2. High throughput sequencing of mRNAs identified 618 genes as targets of miR-218 and included both previously validated targets and many targets not predicted computationally. Additional work further confirmed CDK6, RICTOR, and CTSB (cathepsin B) as targets of miR-218 and examined the functional role of one of these targets, CDK6, in medulloblastoma.

Indexed as

Gene Expression Regulation, Neoplastic3' Untranslated RegionsAnimalsArgonaute ProteinsCarrier ProteinsCathepsin BCell Line, TumorCell MovementCerebellar NeoplasmsCerebellumChild, PreschoolCyclin-Dependent Kinase 6High-Throughput Nucleotide SequencingHumansMedulloblastomaMice3' Untranslated RegionsAGO2 protein, humanArgonaute ProteinsCarrier ProteinsCathepsin BCDK6 protein, humanCTSB protein, humanCyclin-Dependent Kinase 6MicroRNAsMIRN218 microRNA, humanRapamycin-Insensitive Companion of mTOR ProteinRE1-Silencing Transcription FactorRepressor ProteinsRICTOR protein, humanRNA, Messenger

Identifiers

PMID23212916
PMCPMC3548500
OpenAlexW2093746943

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.