Protective efficacy of classical vaccines and vaccination protocols against an exotic Newcastle disease virus genotype VII.2 in Belgian layer and broiler chickens.

Last updated on 19-12-2024 by Mieke Steensels

Public Access

Published

Peer reviewed scientific article

Engels

Samenvatting:

Vaccination against Newcastle disease (ND) has been routinely implemented in the Belgian professional poultry sector since 1993, using genotype I and II vaccines. Despite this, an outbreak of genotype VII.2 avian paramyx-ovirus 1 (APMV-1) occurred in 2018, with 20 reported cases over the course of 3 months. Although the economic impact on the professional poultry sector was limited, this epizootic raised questions regarding the efficacy of implemented classical genotype I and II vaccines against phylogenetically distant exotic velogenic strains. The present study provides insights into the …

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