Article
Antigenic and S-1 genomic characterization of the Delaware variant serotype of infectious bronchitis virus.
Avian diseases - 1 Jan 2000
Gelb J, Keeler C L, Nix W A, Rosenberger J K, Cloud S S
Abstract excerpt
A previously unrecognized infectious bronchitis virus (IBV) serotype, referred to hereafter as the Delaware variant (DE var), was isolated from commercial broiler chickens during a severe, widespread respiratory disease epornitic in the Delmarva peninsula region of the United States in January-March 1992. The DE var serotype was found to be antigenically unrelated by virus-neutralization (VN) test to nine...
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