Evidence map›Paper›PMID 22614176›Full record

ArticleLeukemia2012

Differential regulation of miR-21 and miR-146a by Epstein-Barr virus-encoded EBNA2.

P Rosato, E Anastasiadou, N Garg, D Lenze, F Boccellato, S Vincenti, M Severa, E M Coccia, R Bigi, M Cirone and 7 more

Abstract read
In one paragraph

Article in Leukemia, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
56citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

56 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Review
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  8. Article
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  12. Article
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  14. Multiple sclerosis is linked to MAPKJournal of molecular medicine (Berlin, Germany) · 2021
    Review
  15. Article
  16. Cobomarsen, an Oligonucleotide Inhibitor of miR-155, Slows DLBCL Tumor Cell GrowthClinical cancer research : an official journal of the American Association for Cancer Research · 2021
    Article
  17. Article
  18. Environmental Influencers, MicroRNA, and Multiple Sclerosis.Journal of central nervous system disease · 2020
    Review
  19. 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

17 authors.

P RosatoDepartment of Experimental Medicine, Istituto Pasteur-Fondazione Cenci-Bolognetti, La Sapienza University, Rome, Italy.
E Anastasiadou
N Garg
D Lenze
F Boccellato
S Vincenti
M Severa
E M Coccia
R Bigi
M Cirone
E Ferretti
A F Campese
M Hummel
L Frati
C Presutti
A Faggioni
P Trivedi

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The discovery of microRNA (miR) represents a novel paradigm in RNA-based regulation of gene expression and their dysregulation has become a hallmark of many a tumor. In virally associated cancers, the host-pathogen interaction could involve alteration in miR expression. Epstein-Barr virus (EBV)-encoded EBNA2 is indispensable for the capacity of the virus to transform B cells in vitro. Here, we studied how it affects cellular miRs. Extensive miR profiling of the virus-infected and EBNA2-transfected B lymphoma cells revealed that oncomiR miR-21 is positively regulated by this viral protein. Conversely, Burkitt's lymphoma (BL) cell lines infected with EBNA2 lacking P3HR1 strain did not show any increase in miR-21. EBNA2 increased phosphorylation of AKT and this was directly correlated with increased miR-21. In contrast, miR-146a was downregulated by EBNA2 in B lymphoma cells. Low miR-146a expression correlates with an elevated level of IRAK1 and type I interferon in EBNA2 transfectants. Taken together, the present data suggest that EBNA2 might contribute to EBV-induced B-cell transformation by altering miR expression and in particular by increasing oncomiR-like miR-21 and by affecting the antiviral responses of the innate immune system through downregulation of its key regulator miR-146a.

Indexed as

Blotting, NorthernBlotting, WesternCell Line, TumorEpstein-Barr Virus Nuclear AntigensGene Knockdown TechniquesHerpesvirus 4, HumanHumansMicroRNAsViral ProteinsEBNA-2 protein, Human herpesvirus 4Epstein-Barr Virus Nuclear AntigensMicroRNAsMIRN146 microRNA, humanMIRN21 microRNA, humanViral Proteins

Identifiers

PMID22614176
PMCPMC3496086

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.