Evidence map›Paper›PMID 21715498›Full record

ArticleJournal of virology2011

Analysis of intrahost variation in Venezuelan equine encephalitis virus reveals repeated deletions in the 6-kilodalton protein gene.

N L Forrester, M Guerbois, A P Adams, X Liang, S C Weaver

Open access · greenAbstract read
In one paragraph

Article in Journal of virology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
1.3field-weighted citation impact, top 17% 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

14 citing papers in PubMed, 18 citations in OpenAlex.

  1. Alphavirus Virulence Determinants.Pathogens (Basel, Switzerland) · 2021
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  14. Viral quasispecies evolution.Microbiology and molecular biology reviews : MMBR · 2012
    Review
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

5 authors at 1 institution in 1 country.

N L ForresterInstitute for Human Infections and Immunity, Center for Biodefense and Emerging Infectious Diseases, University of Texas Medical Branch, Galveston, TX 77555-0609, USA.
M Guerbois
A P Adams
X Liang
S C Weaver
The University of Texas Medical Branch at Galveston · US

Funding

WRCE Nonhuman Primate CoreU54AI057156 · NIAID · UNIVERSITY OF TEXAS MEDICAL BR GALVESTON · PI WALKER, DAVID H · 2003 to 2013
$102.6M
VEE Virus Infection on the Mosquito VectorR01AI071192 · NIAID · UNIVERSITY OF TEXAS MED BR GALVESTON · PI WEAVER, SCOTT C · 2008 to 2013
$2.0M
Pathogenesis of Subtype IE Venezuelan Equine Encephalitis VirusK08AI077796 · NIAID · UNIVERSITY OF TEXAS MED BR GALVESTON · PI ADAMS, ALISON PAIGE · 2010 to 2012
$359k
NIAID NIH HHS AI057156NIAID NIH HHS AI071192NIAID NIH HHS K08 AI077796NIAID NIH HHS R01 AI071192NIAID NIH HHS U54 AI057156
6 · The paper itself

Abstract

RNA viruses exist as a spectrum of mutants that is generated and maintained during replication within the host. Consensus sequencing overlooks minority genotypes present in the viral sample that may impact the population's phenotype. In-depth sequencing of an original field isolate of subtype IE Venezuelan equine encephalitis virus (VEEV) demonstrated the presence of multiple deletions within the 6,000-molecular-weight (6K) protein gene. Using in vitro and in vivo experiments, similar deletions were generated in an additional VEEV strain originating from an infectious cDNA clone. Time course experiments demonstrated that the deletions are produced during acute infection although not until 24 h postinfection. Molecular clones containing some of these deletions were generated, and although the larger deletions appear to be noninfectious, viruses with the smaller deletions were viable and formed small plaques. Serial passages provided no evidence that these deletion mutants function as defective interfering particles. Furthermore, since wild-type infections generally occur at a low multiplicity of infection, it is unlikely that these deletions are propagated in natural transmission cycles. However, they could affect pathogenesis at later stages of infection. Because they are ubiquitously generated both in vivo and in vitro, further investigation is warranted to understand the generation of these deletions and their significance for disease.

Indexed as

Genetic VariationSequence DeletionAnimalsCell LineCricetinaeDisease Models, AnimalEncephalitis Virus, Venezuelan EquineEncephalomyelitis, Venezuelan EquineHigh-Throughput Nucleotide SequencingMesocricetusMicrobial ViabilityRNA, ViralViral ProteinsRNA, ViralViral Proteins

Identifiers

PMID21715498
PMCPMC3165814
OpenAlexW2162682510

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.