Evidence map›Paper›PMID 24257606›Full record

ArticleJournal of virology2014

Epigenetic deregulation of the LMP1/LMP2 locus of Epstein-Barr virus by mutation of a single CTCF-cohesin binding site.

Horng-Shen Chen, Kayla A Martin, Fang Lu, Lena N Lupey, Joshua M Mueller, Paul M Lieberman, Italo Tempera

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed
2.0field-weighted citation impact, top 13% 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

47 citing papers in PubMed, 63 citations in OpenAlex.

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  11. Dynamics of Viral and Host 3D Genome Structure upon Infection.Journal of microbiology and biotechnology · 2022
    Review
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  20. Herpesvirus latency.The Journal of clinical investigation · 2020
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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 2 institutions in 1 country.

Horng-Shen ChenThe Wistar Institute, Philadelphia, Pennsylvania, USA.
Kayla A Martin
Fang Lu
Lena N Lupey
Joshua M Mueller
Paul M Lieberman
Italo Tempera
The Wistar Institute · USTemple University · US

Funding

Tumor Microenvironment and MetastasisP30CA010815 · NCI · WISTAR INSTITUTE · PI Luis J Montaner · 1985 to 2026
$75.9M
Regulation of Epstein-Barr Virus LatencyR01CA093606 · NCI · WISTAR INSTITUTE · PI LIEBERMAN, PAUL M. · 2002 to 2022
$6.7M
Epigenetic Regulation of Epstein-Barr Virus Latency ProgramsR01DE017336 · NIDCR · WISTAR INSTITUTE · PI PAUL M. LIEBERMAN · 2005 to 2026
$6.5M
Regulation of EBV Latency by Chromosome ConformationR00AI099153 · NIAID · TEMPLE UNIV OF THE COMMONWEALTH · PI TEMPERA, ITALO · 2013 to 2014
$498k
NCI NIH HHS P30 CA010815NCI NIH HHS R01 CA093606NCI NIH HHS R01CA093606NIAID NIH HHS R00 AI099153NIAID NIH HHS R00AI099153NIDCR NIH HHS R01 DE017336NIDCR NIH HHS R01DE017336
6 · The paper itself

Abstract

The chromatin regulatory factors CTCF and cohesin have been implicated in the coordinated control of multiple gene loci in Epstein-Barr virus (EBV) latency. We have found that CTCF and cohesin are highly enriched at the convergent and partially overlapping transcripts for the LMP1 and LMP2A genes, but it is not yet known how CTCF and cohesin may coordinately regulate these transcripts. We now show that genetic disruption of this CTCF binding site (EBVΔCTCF166) leads to a deregulation of LMP1, LMP2A, and LMP2B transcription in EBV-immortalized B lymphocytes. EBVΔCTCF166 virus-immortalized primary B lymphocytes showed a decrease in LMP1 and LMP2A mRNA and a corresponding increase in LMP2B mRNA. The reduction of LMP1 and LMP2A correlated with a loss of euchromatic histone modification H3K9ac and a corresponding increase in heterochromatic histone modification H3K9me3 at the LMP2A promoter region in EBVΔCTCF166. Chromosome conformation capture (3C) revealed that DNA loop formation with the origin of plasmid replication (OriP) enhancer was eliminated in EBVΔCTCF166. We also observed that the EBV episome copy number was elevated in EBVΔCTCF166 and that this was not due to increased lytic cycle activity. These findings suggest that a single CTCF binding site controls LMP2A and LMP1 promoter selection, chromatin boundary function, DNA loop formation, and episome copy number control during EBV latency.

Indexed as

Epigenesis, GeneticMutationBinding SitesCCCTC-Binding FactorCell Cycle ProteinsChromosomal Proteins, Non-HistoneCohesinsEpstein-Barr Virus InfectionsGene Expression Regulation, ViralHerpesvirus 4, HumanHistonesHumansPromoter Regions, GeneticProtein BindingRepressor ProteinsViral Matrix ProteinsCCCTC-Binding FactorCell Cycle ProteinsChromosomal Proteins, Non-HistoneCohesinsCTCF protein, humanEBV-associated membrane antigen, Epstein-Barr virusHistonesRepressor ProteinsViral Matrix Proteins

Identifiers

PMID24257606
PMCPMC3911611
OpenAlexW2066543919

What OpenQuestion holds

Textmetadata
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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.