Evidence map›Paper›PMID 25588052›Full record

ArticleViruses2015

Herpes simplex virus 1 Us3 deletion mutant is infective despite impaired capsid translocation to the cytoplasm.

Peter Wild, Sabine Leisinger, Anna Paula de Oliveira, Elisabeth M Schraner, Andres Kaech, Mathias Ackermann, Kurt Tobler

Open access · goldAbstract read
In one paragraph

Article in Viruses, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
2.4field-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

15 citing papers in PubMed, 17 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

7 authors at 1 institution in 1 country.

Peter WildInstitute of Veterinar Anatomy, Winterthurerstrasse 260, CH-8057 Zürich, Switzerland. pewild@access.uzh.ch.
Sabine LeisingerInstitute of Veterinar Anatomy, Winterthurerstrasse 260, CH-8057 Zürich, Switzerland. sabineleisinger@yahoo.de.
Anna Paula de OliveiraInstitute of Virology, Winterthurerstrasse 266a, CH-8057 Zürich, Switzerland. annapaula.oliveira@gmail.com.
Elisabeth M SchranerInstitute of Veterinar Anatomy, Winterthurerstrasse 260, CH-8057 Zürich, Switzerland. emschra@vetanat.uzh.ch.
Andres KaechCenter for Microscopy and Image Analysis, Winterthurerstrasse 190,CH-8057 Zürich, Switzerland. andres.kaech@zmb.uzh.ch.
Mathias AckermannInstitute of Virology, Winterthurerstrasse 266a, CH-8057 Zürich, Switzerland. Mathias.Ackermann@vetvir.uzh.ch.
Kurt ToblerInstitute of Virology, Winterthurerstrasse 266a, CH-8057 Zürich, Switzerland. Kurt.Tobler@vetvir.uzh.ch.
University of Zurich · CH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Herpes simplex virus 1 (HSV-1) capsids are assembled in the nucleus bud at the inner nuclear membrane into the perinuclear space, acquiring envelope and tegument. In theory, these virions are de-enveloped by fusion of the envelope with the outer nuclear membrane and re-enveloped by Golgi membranes to become infective. Us3 enables the nucleus to cytoplasm capsid translocation. Nevertheless, Us3 is not essential for the production of infective progeny viruses. Determination of phenotype distribution by quantitative electron microscopy, and calculation per mean nuclear or cell volume revealed the following: (i) The number of R7041(∆US3) capsids budding at the inner nuclear membrane was significantly higher than that of wild type HSV-1; (ii) The mean number of R7041(∆US3) virions per mean cell volume was 2726, that of HSV-1 virions 1460 by 24 h post inoculation; (iii) 98% of R7041(∆US3) virions were in the perinuclear space; (iv) The number of R7041(∆US3) capsids in the cytoplasm, including those budding at Golgi membranes, was significantly reduced. Cell associated R7041(∆US3) yields were 2.37×10(8) and HSV-1 yields 1.57×10(8) PFU/mL by 24 h post inoculation. We thus conclude that R7041(∆US3) virions, which acquire envelope and tegument by budding at the inner nuclear membrane into the perinuclear space, are infective.

Indexed as

Virus AssemblyVirus ReleaseAnimalsCapsidCell NucleusChlorocebus aethiopsCytoplasmGene DeletionHerpesvirus 1, HumanMicroscopy, ElectronProtein Serine-Threonine KinasesVero CellsViral LoadViral ProteinsVirionProtein Serine-Threonine KinasesUS3 protein, Human herpesvirus 1Viral Proteins

Identifiers

PMID25588052
PMCPMC4306828
OpenAlexW2008619194

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.