Evidence map›Paper›PMID 17478522›Full record

ArticleNucleic acids research2007

Complexities associated with expression of Epstein-Barr virus (EBV) lytic origins of DNA replication.

Shao-An Xue, Beverly E Griffin

Abstract read
In one paragraph

Article in Nucleic acids research, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
–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

16 citing papers in PubMed.

  1. Epstein-Barr Virus Encoded lncRNAs Control the Viral Lytic Switch.bioRxiv : the preprint server for biology · 2025
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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

2 authors.

Shao-An XueViral Oncology Unit, Division of Medicine, Wright-Fleming Institute, Imperial College at St Mary's, Norfolk Place, London W2 1PG, UK.
Beverly E Griffin

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

EBV has two lytic origins (oriLyt) of DNA replication lying at divergent sites on the viral genome within a duplicated sequence (DS). The latter contains potential hairpin loops, 'hinge' elements and the promoters for transcripts from viral genes BHLF1 and LF3. These genes themselves consist largely of 125 and 102 bp repetitive sequences, respectively, and encode basic proteins. We have examined these genomic regions in detail in attempts to understand why lytic replication--necessary for virus survival--is so inefficient, and to identify controlling elements. Our studies uncovered a diverse family of promoters (P) for BHLF1 and LF3, only one pair of which (P1) proved sensitive to chemical inducing agents. The others (P2-P3/4), abutting the replication 'core' origin elements in DS and extending into 5'-unique sequences, may play roles in the maintenance of viral latency. We further identified a family of overlapping small complementary-strand RNAs that transverse the replication 'core' origin elements in a manner suggesting a role for them as 'antisense' species and/or DNA replication primers. Our data are discussed in terms of alternative lytic replication models. We suggest our findings might prove useful in seeking better control over viral lytic replication and devising strategies for therapy.

Indexed as

DNA ReplicationAnimalsCell LineDNA, ViralGene Expression Regulation, ViralHerpesvirus 4, HumanHumansNuclease Protection AssaysPromoter Regions, GeneticReplication OriginReverse Transcriptase Polymerase Chain ReactionRNA, AntisenseRNA, MessengerRNA, ViralTranscription, GeneticTranscription Initiation SiteDNA, ViralLF3 protein, Epstein-Barr virusRNA, AntisenseRNA, MessengerRNA, ViralViral Proteins

Identifiers

PMID17478522
PMCPMC1904260

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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.