Patho-epidemiological study on Genotype-XIII Newcastle disease virus infection in commercial vaccinated layer farms

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Patho-epidemiological study on Genotype-XIII Newcastle disease virus infection in commercial vaccinated layer farms

AIM The present research work was carried out to study the patho-epidemiological aspects of Genotype-XIII Newcastle disease virus (NDV) infection in commercial layer in and around Anand, Gujarat. As the outbreaks have reported in vaccinated flocks, it was felt necessary to study the disease with respect to its changing pathogenicity and relevant aspects. MATERIALS AND METHODS The study compri...

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Presence of virulent Newcastle disease virus in vaccinated chickens in farms in Pakistan.

One year after a virulent Newcastle disease virus (vNDV) outbreak in Pakistan, the causative strain was present in vaccinated chickens of multiple farms despite the existence of high-average NDV-specific antibody titers (>4.75 log2). The data suggest a possible role of vaccinated birds as reservoirs of vNDV.

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ژورنال

عنوان ژورنال: Veterinary World

سال: 2015

ISSN: 0972-8988,2231-0916

DOI: 10.14202/vetworld.2015.372-381