PRRSV-1 outbreak in a farrowing farm caused by a vaccine derived strain: a case report

PRRSV-1 outbreak in a farrowing farm caused by a vaccine derived strain: a case report

Abstract Background The benefits of porcine reproductive and respiratory syndrome (PRRS) modified live virus vaccines (MLV) have been largely proven, however, the safety of these vaccines is questioned since vaccine strains can revert to virulence due to random mutations or recombination events. Rev...

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Main Authors: Arnaud Lebret, Patricia Renson, Mathieu Brissonnier, Céline Chevance, Valérie Normand, Justine Favrel, Jean-François Da-Costa, Justine Jeusselin, Théo Nicolazo, Yannick Blanchard, Olivier Bourry, Gwenaël Boulbria
Format: Article
Language:English
Published: BMC 2025-02-01
Series:Porcine Health Management
Subjects:
Swine
PRRSV
Modified-live vaccine
Sequencing
Production losses
Reversion
Online Access:https://doi.org/10.1186/s40813-025-00425-w
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