Evidence map›Paper›PMID 37248243›Full record

ArticleNPJ vaccines2023

Assessment of African swine fever vaccine candidate ASFV-G-∆MGF in a reversion to virulence study.

Paul Deutschmann, Jan-Hendrik Forth, Julia Sehl-Ewert, Tessa Carrau, Elisenda Viaplana, Jose Carlos Mancera, Alicia Urniza, Martin Beer, Sandra Blome

Abstract read
In one paragraph

Article in NPJ vaccines, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
–field-weighted citation impact
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

36 citing papers in PubMed.

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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

9 authors.

Paul DeutschmannFriedrich-Loeffler-Institut, Suedufer 10, 17493, Greifswald, Insel Riems, Germany.
Jan-Hendrik ForthFriedrich-Loeffler-Institut, Suedufer 10, 17493, Greifswald, Insel Riems, Germany.
Julia Sehl-EwertFriedrich-Loeffler-Institut, Suedufer 10, 17493, Greifswald, Insel Riems, Germany.
Tessa CarrauFriedrich-Loeffler-Institut, Suedufer 10, 17493, Greifswald, Insel Riems, Germany.
Elisenda ViaplanaZoetis Manufacturing and Research Spain, Finca la Riba, Carretera de Camprodon s/n, 17813 L'Hostalnou de Bianya, Girona, Spain.
Jose Carlos ManceraZoetis Belgium, Mercuriusstraat 20, 1930, Zaventem, Belgium.
Alicia UrnizaZoetis Manufacturing and Research Spain, Finca la Riba, Carretera de Camprodon s/n, 17813 L'Hostalnou de Bianya, Girona, Spain.
Martin BeerFriedrich-Loeffler-Institut, Suedufer 10, 17493, Greifswald, Insel Riems, Germany.ORCID http://orcid.org/0000-0002-0598-5254
Sandra BlomeFriedrich-Loeffler-Institut, Suedufer 10, 17493, Greifswald, Insel Riems, Germany. Sandra.Blome@fli.de.ORCID http://orcid.org/0000-0001-5465-5609

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

African swine fever (ASF) has gained panzootic dimensions and commercial vaccines are still unavailable. Recently, a series of live attenuated vaccines has raised hope for an efficacious and safe vaccine, among them "ASFV-G-∆MGF". We tested the latter in an in vivo reversion to virulence study in accordance with International Cooperation on Harmonisation of Technical Requirements for Registration of Veterinary Medicinal Products guidelines. Upon forced animal passaging, a virus variant emerged that was associated with transient fever and an increased replication and shedding. However, all animals were healthy upon completion of the study and reversion to significant virulence was not observed. The genomic changes did not affect the recombination site but involved deletions and reorganizations in the terminal regions of the genome. Thus, our study underscores that in-depth safety characterization is needed for live ASF vaccines. For this particular candidate, additional studies should target long-term effects and transmission characteristics before thorough benefit-risk analysis can be carried out.

Identifiers

PMID37248243
PMCPMC10227017

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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.