Article
Comparison of commercial type 1 and type 2 PRRSV vaccines against heterologous dual challenge.
The Veterinary record - 19 Mar 2016
Choi K, Park C, Jeong J, Kang I, Park S-J, Chae C
Abstract excerpt
This study was to compare the effect of vaccination of pigs with either type 1 or type 2 porcine reproductive and respiratory syndrome virus (PRRSV) against heterologous dual challenge of both genotypes. Pigs were administered type 1 (UNISTRAIN PRRS) or type 2 (Fostera PRRS) PRRSV vaccine at 28 days of age and inoculated intranasally with both genotypes at 63 days of age. Vaccination of pigs with type 1 PRRSV was...
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