GENETICALLY ENGINEERED CELL CULTURE ADAPTED INFECTIONS BURSAL DISEASES VIRUS (IBDV) MUTANTS

摘要

The present invention relates to a process for the production of a genetically modified infectious IBDV mutant capable of replicating in CEF cell culture and a vaccine comprising such an IBDV mutant. The present invention is useful in protecting poultry from diseases caused by IBDV infection. SHE