Evidence map›Paper›PMID 25436766›Full record

ArticlePathogens (Basel, Switzerland)2012

Hypomethylation and Over-Expression of the Beta Isoform of BLIMP1 is Induced by Epstein-Barr Virus Infection of B Cells; Potential Implications for the Pathogenesis of EBV-Associated Lymphomas.

Katerina Vrzalikova, Sarah Leonard, Yichao Fan, Andrew Bell, Martina Vockerodt, Patrik Flodr, Kenneth L Wright, Martin Rowe, Qian Tao, Paul G Murray

Open access · goldAbstract read
In one paragraph

Article in Pathogens (Basel, Switzerland), 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
0.8field-weighted citation impact, top 27% 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

7 citing papers in PubMed, 12 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

10 authors at 4 institutions in 4 countries.

Katerina VrzalikovaSchool of Cancer Sciences, University of Birmingham, B15 2TT, UK. k.vrzalikova@bham.ac.uk.
Sarah LeonardSchool of Cancer Sciences, University of Birmingham, B15 2TT, UK. leonarSM@adf.bham.ac.uk.
Yichao FanThe Cancer Epigenetics Laboratory, Sir YK Pao Center for Cancer, Department of Clinical Oncology, Hong Kong Cancer Institute and Li Ka Shing Institute of Health Sciences, The Chinese University of Hong Kong, 999077, Hong Kong. qtao@clo.cuhk.edu.hk.
Andrew BellSchool of Cancer Sciences, University of Birmingham, B15 2TT, UK. bellai@adf.bham.ac.uk.
Martina VockerodtSchool of Cancer Sciences, University of Birmingham, B15 2TT, UK. vockerom@adf.bham.ac.uk.
Patrik FlodrLaboratory of Molecular Pathology, Department of Pathology, and Institute of Molecular and Translation Medicine, Faculty of Medicine and Dentistry, Palacky University, Olomouc, 779 00, Czech Republic. flodrpatrik@yahoo.co.uk.
Kenneth L WrightH. Lee Moffitt Cancer Center, 12902 Magnolia Drive, MRC-4 East, Tampa, FL 33612, USA. ken.wright@moffitt.org.
Martin RoweSchool of Cancer Sciences, University of Birmingham, B15 2TT, UK. rowem@adf.bham.ac.uk.
Qian TaoThe Cancer Epigenetics Laboratory, Sir YK Pao Center for Cancer, Department of Clinical Oncology, Hong Kong Cancer Institute and Li Ka Shing Institute of Health Sciences, The Chinese University of Hong Kong, 999077, Hong Kong. qtao@clo.cuhk.edu.hk.
Paul G MurraySchool of Cancer Sciences, University of Birmingham, B15 2TT, UK. p.g.murray@bham.ac.uk.
University of Birmingham · GBChinese University of Hong Kong · CNMoffitt Cancer Center · USPalacký University Olomouc · CZ

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

B-lymphocyte-induced maturation protein 1 (BLIMP1) exists as two major isoforms, α and β, which arise from alternate promoters. Inactivation of the full length BLIMP1α isoform is thought to contribute to B cell lymphomagenesis by blocking post-germinal centre (GC) B cell differentiation. In contrast, the shorter β isoform is functionally impaired and over-expressed in several haematological malignancies, including diffuse large B cell lymphomas (DLBCL). We have studied the influence on BLIMP1β expression of the Epstein-Barr virus (EBV), a human herpesvirus that is implicated in the pathogenesis of several GC-derived lymphomas, including a subset of DLBCL and Hodgkin's lymphoma (HL). We show that BLIMP1β expression is increased following the EBV infection of normal human tonsillar GC B cells. We also show that this change in expression is accompanied by hypomethylation of the BLIMP1β-specific promoter. Furthermore, we confirmed previous reports that the BLIMP1β promoter is hypomethylated in DLBCL cell lines and show for the first time that BLIMP1β is hypomethylated in the Hodgkin/Reed-Sternberg (HRS) cells of HL. Our results provide evidence in support of a role for BLIMP1β in the pathogenesis of EBV-associated B cell lymphomas.

Identifiers

PMID25436766
PMCPMC4235687
OpenAlexW2054909295

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.