Evidence map›Paper›PMID 25277195›Full record

ArticleOncotarget2014

MicroRNA-mediated down-regulation of NKG2D ligands contributes to glioma immune escape.

Paula Codo, Michael Weller, Gunter Meister, Emese Szabo, Alexander Steinle, Marietta Wolter, Guido Reifenberger, Patrick Roth

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 60 papers.

0numbers the graph read from it
0cells of the map it votes in
60citing papers in PubMed
5.5field-weighted citation impact, top 3% 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

60 citing papers in PubMed, 92 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 4 institutions in 2 countries.

Paula CodoLaboratory of Molecular Neuro-Oncology, Department of Neurology, University Hospital Zurich, Switzerland.
Michael WellerLaboratory of Molecular Neuro-Oncology, Department of Neurology, University Hospital Zurich, Switzerland.
Gunter MeisterDepartment of Biochemistry I, University of Regensburg, Germany.
Emese SzaboLaboratory of Molecular Neuro-Oncology, Department of Neurology, University Hospital Zurich, Switzerland.
Alexander SteinleInstitute for Molecular Medicine, University of Frankfurt, Germany.
Marietta WolterDepartment of Neuropathology, Heinrich Heine University Düsseldorf and German Cancer Consortium (DKTK), partner site Essen/Düsseldorf, Germany.
Guido ReifenbergerDepartment of Neuropathology, Heinrich Heine University Düsseldorf and German Cancer Consortium (DKTK), partner site Essen/Düsseldorf, Germany.
Patrick RothLaboratory of Molecular Neuro-Oncology, Department of Neurology, University Hospital Zurich, Switzerland.
University Hospital of Zurich · CHHeinrich Heine University Düsseldorf · DEGoethe University Frankfurt · DEUniversity of Regensburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Malignant gliomas are intrinsic brain tumors with a dismal prognosis. They are well-adapted to hypoxic conditions and poorly immunogenic. NKG2D is one of the major activating receptors of natural killer (NK) cells and binds to several ligands (NKG2DL). Here we evaluated the impact of miRNA on the expression of NKG2DL in glioma cells including stem-like glioma cells. Three of the candidate miRNA predicted to target NKG2DL were expressed in various glioma cell lines as well as in glioblastomas in vivo: miR-20a, miR-93 and miR-106b. LNA inhibitor-mediated miRNA silencing up-regulated cell surface NKG2DL expression, which translated into increased susceptibility to NK cell-mediated lysis. This effect was reversed by neutralizing NKG2D antibodies, confirming that enhanced lysis upon miRNA silencing was mediated through the NKG2D system. Hypoxia, a hallmark of glioblastomas in vivo, down-regulated the expression of NKG2DL on glioma cells, associated with reduced susceptibility to NK cell-mediated lysis. This process, however, was not mediated through any of the examined miRNA. Accordingly, both hypoxia and the expression of miRNA targeting NKG2DL may contribute to the immune evasion of glioma cells at the level of the NKG2D recognition pathway. Targeting miRNA may therefore represent a novel approach to increase the immunogenicity of glioblastoma.

Indexed as

Tumor EscapeAnimalsBrain NeoplasmsCell Line, TumorDown-RegulationFlow CytometryGene Expression Regulation, NeoplasticGliomaGPI-Linked ProteinsHeterograftsHumansIntercellular Signaling Peptides and ProteinsMiceMicroRNAsNeoplastic Stem CellsReal-Time Polymerase Chain ReactionGPI-Linked ProteinsIntercellular Signaling Peptides and ProteinsMicroRNAs

Identifiers

PMID25277195
PMCPMC4202151
OpenAlexW2141643004

What OpenQuestion holds

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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.