Article
Spatial and temporal patterns of porcine reproductive and respiratory syndrome virus (PRRSV) genotypes in Ontario, Canada, 2004-2007.
BMC veterinary research - 5 Apr 2014
Rosendal Thomas, Dewey Cate, Friendship Robert, Wootton Sarah, Young Beth, Poljak Zvonimir
Abstract excerpt
BACKGROUND: The spread of PRRSV among pig herds has been investigated experimentally, but few observational studies have investigated this subject. Because PRRSV is endemic and live modified vaccines are used in Ontario, the spatial and temporal distributions of 6 PRRSV genotypes were investigated in the province during the period from 2004-2007. The purpose was to find evidence of spread of PRRSV genotypes and...
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