Evidence map›Paper›PMID 17126870›Full record

ArticleVirology2007

Recruitment of activated IRF-3 and CBP/p300 to herpes simplex virus ICP0 nuclear foci: Potential role in blocking IFN-beta induction.

Gregory T Melroe, Lindsey Silva, Priscilla A Schaffer, David M Knipe

Open access · greenAbstract read
In one paragraph

Article in Virology, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 96 papers.

0numbers the graph read from it
0cells of the map it votes in
96citing papers in PubMed
6.1field-weighted citation impact, top 3% 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

96 citing papers in PubMed, 143 citations in OpenAlex.

  1. Article
  2. Next-generation replication-defective HSV vectors for delivery of large DNA payloads.Molecular therapy : the journal of the American Society of Gene Therapy · 2025
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36 more citing papers are in PubMed but not listed here.

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

4 authors at 1 institution in 1 country.

Gregory T MelroeDepartment of Microbiology and Molecular Genetics, Harvard Medical School, 200 Longwood Avenue, Boston, MA 02115, USA.
Lindsey Silva
Priscilla A Schaffer
David M Knipe
Harvard University · US

Funding

MATURATION OF HERPESVIRAL NUCLEAR PROTEINSR01AI020530 · NIAID · HARVARD UNIVERSITY (MEDICAL SCHOOL) · PI KNIPE, DAVID M · 1985 to 2003
$1.4M
NIAID NIH HHS AI20530NIAID NIH HHS R01 AI020530
6 · The paper itself

Abstract

The host innate response to viral infection includes the production of interferons, which is dependent on the coordinated activity of multiple transcription factors. Herpes simplex virus 1 (HSV-1) has been shown to block efficient interferon expression by multiple mechanisms. We and others have demonstrated that HSV-1 can inhibit the transcription of genes promoted by interferon regulatory factor-3 (IRF-3), including interferon beta (IFN-beta), and that the immediate-early ICP0 protein is sufficient for this function. However, the exact mechanism by which ICP0 blocks IRF-3 activity has yet to be determined. Unlike some other viral proteins that inhibit IRF-3 activity, ICP0 does not appear to affect phosphorylation and dimerization of IRF-3. Here, we show that a portion of activated IRF-3 co-localizes with nuclear foci containing ICP0 at early times after virus infection. Co-localization to ICP0-containing foci is also seen with the IRF-3-binding partners and transcriptional co-activators, CBP and p300. In addition, using immunoprecipitation of infected cell lysates, we can immunoprecipitate a complex containing ICP0, IRF-3, and CBP. Thus we hypothesize that ICP0 recruits activated IRF-3 and CBP/p300 to nuclear structures, away from the host chromatin. This leads to the inactivation and accelerated degradation of IRF-3, resulting in reduced transcription of IFN-beta and an inhibition of the host response. Therefore, ICP0 provides an example of how viruses can block IFN-beta induction by sequestration of important transcription factors essential for the host response.

Indexed as

Blotting, WesternCell LineCell NucleusCysteine Proteinase InhibitorsHerpesvirus 1, HumanHumansImmediate-Early ProteinsImmunoprecipitationInterferon-betaInterferon Regulatory Factor-3LeupeptinsMicroscopy, Fluorescencep300-CBP Transcription FactorsUbiquitin-Protein Ligasesbenzyloxycarbonylleucyl-leucyl-leucine aldehydeCysteine Proteinase InhibitorsImmediate-Early ProteinsInterferon-betaInterferon Regulatory Factor-3Leupeptinsp300-CBP Transcription FactorsUbiquitin-Protein LigasesVmw110 protein, Human herpesvirus 1

Identifiers

PMID17126870
PMCPMC1976290
OpenAlexW2061710365

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.