Article
Impact of species and subgenotypes of bovine viral diarrhea virus on control by vaccination.
Animal health research reviews - 1 Jun 2015
Fulton Robert W
Abstract excerpt
Bovine viral diarrhea viruses (BVDV) are diverse genetically and antigenically. This diversity impacts both diagnostic testing and vaccination. In North America, there are two BVDV species, 1 and 2 with 3 subgenotypes, BVDV1a, BVDV1b and BVDV2a. Initially, US vaccines contained BVDV1a cytopathic strains. With the reporting of BVDV2 severe disease in Canada and the USA there was focus on protection by BVDV1a...
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