Article
Analysis of molecular variation of porcine reproductive and respiratory syndrome virus in Central China from 2006 to 2012.
Archives of virology - 1 Mar 2013
Shi Yuejun, Hu Zhibin, Xiong Zhenghui, Zhou Yanjun, Jin Xin, Gu Changqin, Hu Xueying, Cheng Guofu, Song Nianhua, Zhang Wanpo
Abstract excerpt
To analyze the epidemiology of PRRSV in Hubei Province of China, 668 serum samples collected from 14 pig-breeding farms were tested. We found that the PRRSV-positive rate was 5.24 % and that HP-PRRSV had become the dominant strain. To further investigate the genetic variation of PRRSV strains in this region, the complete gene sequences of nsp2, orf5, and orf7 from nine PRRSV strains collected during 2011-2012...
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