Evidence map›Paper›PMID 20937889›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2010

Dual selection mechanisms drive efficient single-gene reverse genetics for rotavirus.

Shane D Trask, Zenobia F Taraporewala, Karl W Boehme, Terence S Dermody, John T Patton

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
3.4field-weighted citation impact, top 7% 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

40 citing papers in PubMed, 84 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

5 authors at 3 institutions in 2 countries.

Shane D TraskLaboratory of Infectious Diseases, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD 20892-8026, USA.
Zenobia F Taraporewala
Karl W Boehme
Terence S Dermody
John T Patton
National Institute of Allergy and Infectious Diseases · USBipar · FRVanderbilt University · US

Funding

CELL ENTRY OF REOVIRUSR01AI032539 · NIAID · VANDERBILT UNIVERSITY MEDICAL CENTER · PI TERENCE S. DERMODY · 1998 to 2026
$12.3M
Modification Of The Antigenicity & Virulence Of Rotaviruses By Reverse GeneticsZIAAI000788 · NIAID · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · PI PATTON, JOHN · 2009 to 2015
$4.2M
VIRUSES, NUCLEIC ACIDS, GROWTH, AND CANCERT32CA009385 · NCI · VANDERBILT UNIVERSITY · PI RULEY, HENRY EARL · 1985 to 2007
$4.1M
Molecular Basis of Reovirus PathogenesisR37AI038296 · NIAID · VANDERBILT UNIVERSITY MEDICAL CENTER · PI DERMODY, TERENCE S. · 2006 to 2015
$3.7M
MODIFICATION OF THE ANTIGENICITY &VIRULENCE OF ROTAVIRUSES BY REVERSE GENETICSZ01AI000788 · NIAID · NIAID EXTRAMURAL ACTIVITIES · PI PATTON, JOHN · 1997 to 2008
$1.1M
Characterization of the reovirus simga 1s protien.F32AI075776 · NIAID · VANDERBILT UNIVERSITY · PI BOEHME, KARL W · 2008 to 2008
$50k
Intramural NIH HHS Z01 AI000788NCI NIH HHS T32 CA009385NCI NIH HHS T32 CA09385NIAID NIH HHS F32 AI075776NIAID NIH HHS R01 AI032539NIAID NIH HHS R01 AI32539NIAID NIH HHS R37 AI038296NIAID NIH HHS R37 AI38296
6 · The paper itself

Abstract

Current methods for engineering the segmented double-stranded RNA genome of rotavirus (RV) are limited by inefficient recovery of the recombinant virus. In an effort to expand the utility of RV reverse genetics, we developed a method to recover recombinant viruses in which independent selection strategies are used to engineer single-gene replacements. We coupled a mutant SA11 RV encoding a temperature-sensitive (ts) defect in the NSP2 protein with RNAi-mediated degradation of NSP2 mRNAs to isolate a virus containing a single recombinant gene that evades both selection mechanisms. Recovery is rapid and simple; after two rounds of selective passage the recombinant virus reaches titers of ≥10(4) pfu/mL. We used this reverse genetics method to generate a panel of viruses with chimeric NSP2 genes. For one of the chimeric viruses, the introduced NSP2 sequence was obtained from a pathogenic, noncultivated human RV isolate, demonstrating that this reverse genetics system can be used to study the molecular biology of circulating RVs. Combining characterized RV ts mutants and validated siRNA targets should permit the extension of this "two-hit" reverse genetics methodology to other RV genes. Furthermore, application of a dual selection strategy to previously reported reverse genetics methods for RV may enhance the efficiency of recombinant virus recovery.

Indexed as

Amino Acid SequenceBase SequenceCell LineDNA, ViralGenes, ViralGenetic EngineeringHumansMolecular Sequence DataMutationRecombinant ProteinsRecombination, GeneticRNA-Binding ProteinsRNA InterferenceRotavirusSelection, GeneticSequence Homology, Amino AcidDNA, ViralNS35 protein, rotavirusRecombinant ProteinsRNA-Binding ProteinsViral Nonstructural Proteins

Identifiers

PMID20937889
PMCPMC2972929
OpenAlexW2097175607

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.