Vaccination of Chicks with Experimental Newcastle Disease and Avian Influenza Oilemulsion Vaccines by ln Ovo Inoculation

vaccination of chicks with experimental newcastle disease and avian influenza oilemulsion vaccines by ln ovo inoculation

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Vaccination ofChicks with Experimental Newcastle Disease and Avian Influenza Oil-emulsion Vaccines

The immunologie efficacy of inactivated oil-emulsion vaccines against Newcastle disease (ND) and avian influenza (AI) by use of embryo vaccination technology was evaluated. The vaccine antigens were prepared from LaSota strain of ND and H9N2 strain of AI viruses. These antigens were emulsified with an oil adjuvant. 18-day-old embryonated eggs from Aryan broiler breeder were divided into three g...

Avian influenza and Newcastle disease.

Avian influenza (AI) and Newcastle disease (ND) affect various avian species, especially domestic poultry , and are caused by type A orthomyxoviruses and type 1 avian paramyxoviruses, respectively. 1,2 Clinical manifestations of such infections vary with the virus strain, the host species, and the presence or absence of secondary environmental factors or exacerbating agents. In domestic poultry...

Avian Influenza Adenovirus-Vectored in Ovo Vaccination: Combination with Marek’s Disease Vaccine by Cassandra

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Evaluation and Comparison of the Potential Immunogenicity of Two Commercial Inactivated Bivalent Newcastle and Avian Influenza Vaccines in SPF Chicken

In the present study, the potency and immunogenicity of the inactivated bivalent vaccine of Newcastle disease (ND) and avian influenza (AI) produced by Razi institute in Iran were compared with a similar imported vaccine administered by standard methods to specific-pathogen-free (SPF) chicken. A total of 150 twenty-one-day-old SPF chickens were used for evaluating Razi and imported inactivated ...

Vaccination of Chicks with an Experimental Oil-emulsion Vaccine against Infectious Bursal Disease Virus