Methods of immunization of poultry with vaccines against chicken anemia agent (CAA)
AssigneeAkzo Nobel N.V.
InventorCarla Christina Schrier
Life of this patent
Estimating the term…
Abstract
The present invention provides a live and inactivated Chicken Anaemia Agent vaccine capable of evoking an immune response in a vaccinated chicken. The CAA virus of the vaccine is attenuated by serial passages in embryonated eggs.
Claims13
A method of vaccinating poultry against chicken anemia agent (CAA) virus, comprising administering a vaccine composition containing an immunogenically effective amount of live attenuated CAA viruses and a carrier, said viruses being able to induce lesions in chicken embryos.
A method of vaccinating poultry against CAA, comprising administering a vaccine composition containing an effective amount of inactivated CAA viruses and a carrier, said viruses being able to induce lesions in chicken embryos prior to inactivation.
Dependencies are inferred from the claim text.