Article
Live attenuated nephropathogenic infectious bronchitis virus vaccine provides broad cross protection against new variant strains
19 Dec 2011
Abstract excerpt
Infectious bronchitis virus (IBV) infections cause great economic losses to the poultry industry worldwide, and the emergence of new variant strains complicates disease control. The present study investigated the genetic and protectotypic features of newly emerged Korean IBV strains. A phylogenetic analysis showed that several recent isolates formed 2 different clusters (new cluster 1 and 2), which were distinct...
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