Evidence map›Paper›PMID 22915802›Full record

ArticleJournal of virology2012

A safe foot-and-mouth disease vaccine platform with two negative markers for differentiating infected from vaccinated animals.

Sabena Uddowla, Jason Hollister, Juan M Pacheco, Luis L Rodriguez, Elizabeth Rieder

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed
12.6field-weighted citation impact, top 1% 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

43 citing papers in PubMed, 91 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 2 institutions in 1 country.

Sabena UddowlaForeign Animal Disease Research Unit, United States Department of Agriculture, Agricultural Research Service, Plum Island Animal Disease Center, Greenport, New York, USA.
Jason Hollister
Juan M Pacheco
Luis L Rodriguez
Elizabeth Rieder
Plum Island Animal Disease Center · USUnited States Department of Agriculture · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Vaccination of domestic animals with chemically inactivated foot-and-mouth disease virus (FMDV) is widely practiced to control FMD. Currently, FMD vaccine manufacturing requires the growth of large volumes of virulent FMDV in biocontainment-level facilities. Here, two marker FMDV vaccine candidates (A(24)LL3D(YR) and A(24)LL3B(PVKV)3D(YR)) featuring the deletion of the leader coding region (L(pro)) and one of the 3B proteins were constructed and evaluated. These vaccine candidates also contain either one or two sets of mutations to create negative antigenic markers in the 3D polymerase (3D(pol)) and 3B nonstructural proteins. Two mutations in 3D(pol), H(27)Y and N(31)R, as well as RQKP(9-12)→PVKV substitutions, in 3B(2) abolish reactivity with monoclonal antibodies targeting the respective sequences in 3D(pol) and 3B. Infectious cDNA clones encoding the marker viruses also contain unique restriction endonuclease sites flanking the capsid-coding region that allow for easy derivation of custom designed vaccine candidates. In contrast to the parental A(24)WT virus, single A(24)LL3D(YR) and double A(24)LL3B(PVKV)3D(YR) mutant viruses were markedly attenuated upon inoculation of cattle using the natural aerosol or direct tongue inoculation. Likewise, pigs inoculated with live A(24)LL3D(YR) virus in the heel bulbs showed no clinical signs of disease, no fever, and no FMD transmission to in-contact animals. Immunization of cattle with chemically inactivated A(24)LL3D(YR) and A(24)LL3B(PVKV)3D(YR) vaccines provided 100% protection from challenge with parental wild-type virus. These attenuated, antigenically marked viruses provide a safe alternative to virulent strains for FMD vaccine manufacturing. In addition, a competitive enzyme-linked immunosorbent assay targeted to the negative markers provides a suitable companion test for differentiating infected from vaccinated animals.

Indexed as

AnimalsCattleDrug-Related Side Effects and Adverse ReactionsFoot-and-Mouth DiseaseFoot-and-Mouth Disease VirusGene DeletionMutation, MissenseSurvival AnalysisSwineVaccines, AttenuatedVaccines, MarkerViral ProteinsViral VaccinesVaccines, AttenuatedVaccines, MarkerViral ProteinsViral Vaccines

Identifiers

PMID22915802
PMCPMC3486329
OpenAlexW2105347706

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.