Evidence map›Paper›PMID 33853968›Full record

ArticleJournal of virology2021

Epstein-Barr Virus Lytic Replication Induces ACE2 Expression and Enhances SARS-CoV-2 Pseudotyped Virus Entry in Epithelial Cells.

Dinesh Verma, Trenton Mel Church, Sankar Swaminathan

Open access · greenAbstract read
In one paragraph

Article in Journal of virology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
2.1field-weighted citation impact, top 11% 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

29 citing papers in PubMed, 42 citations in OpenAlex.

  1. Review
  2. Trends and outcomes ofMicrobiology spectrum · 2026
    Article
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  4. Epstein Barr viral shedding dynamics in saliva during acute SARS-CoV-2 infection.medRxiv : the preprint server for health sciences · 2026
    Article
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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

3 authors at 1 institution in 1 country.

Dinesh VermaDivision of Infectious Diseases, Department of Medicine, University of Utah School of Medicine, Salt Lake City, Utah, USA.
Trenton Mel ChurchDivision of Infectious Diseases, Department of Medicine, University of Utah School of Medicine, Salt Lake City, Utah, USA.
Sankar SwaminathanDivision of Infectious Diseases, Department of Medicine, University of Utah School of Medicine, Salt Lake City, Utah, USA.
University of Utah · US

Funding

POSTTRANSCRIPTIONAL GENE REGULATION BY EBV SM PROTEINR01CA081133 · NCI · UNIVERSITY OF UTAH · PI SWAMINATHAN, SANKAR · 1999 to 2022
$4.9M
HHS | National Institutes of Health (NIH) NCI R01 81133NCI NIH HHS R01 CA081133
6 · The paper itself

Abstract

Understanding factors that affect the infectivity of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is central to combatting coronavirus disease 2019 (COVID-19). The virus surface spike protein of SARS-CoV-2 mediates viral entry into cells by binding to the ACE2 receptor on epithelial cells and promoting fusion. We found that Epstein-Barr virus (EBV) induces ACE2 expression when it enters the lytic replicative cycle in epithelial cells. By using vesicular stomatitis virus (VSV) particles pseudotyped with the SARS-CoV-2 spike protein, we showed that lytic EBV replication enhances ACE2-dependent SARS-CoV-2 pseudovirus entry. We found that the ACE2 promoter contains response elements for Zta, an EBV transcriptional activator that is essential for EBV entry into the lytic cycle of replication. Zta preferentially acts on methylated promoters, allowing it to reactivate epigenetically silenced EBV promoters from latency. By using promoter assays, we showed that Zta directly activates methylated ACE2 promoters. Infection of normal oral keratinocytes with EBV leads to lytic replication in some of the infected cells, induces ACE2 expression, and enhances SARS-CoV-2 pseudovirus entry. These data suggest that subclinical EBV replication and lytic gene expression in epithelial cells, which is ubiquitous in the human population, may enhance the efficiency and extent of SARS-CoV-2 infection of epithelial cells by transcriptionally activating ACE2 and increasing its cell surface expression.

Indexed as

Virus InternalizationVirus ReplicationAngiotensin-Converting Enzyme 2Cell LineDNA MethylationEpithelial CellsGene Expression RegulationHerpesvirus 4, HumanHumansPromoter Regions, GeneticSARS-CoV-2Spike Glycoprotein, CoronavirusTrans-ActivatorsVirus ActivationACE2 protein, humanAngiotensin-Converting Enzyme 2BZLF1 protein, Herpesvirus 4, HumanSpike Glycoprotein, Coronavirusspike protein, SARS-CoV-2Trans-ActivatorsACE2COVID-19epithelial cellEpstein-Barr virusSARS-CoV-2transcription

Identifiers

PMID33853968
PMCPMC8316011
OpenAlexW3152832187

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.