The highly pathogenic porcine reproductive and respiratory syndrome,characterized by high fever and high morbidity and mortality in pigs,is a severe infectious disease caused by variant strains of porcine reproductive and respiratory syndrome virus(PRRSV).The Viral Nsp2 protein is a potential virulence-associated factor.In this study,48 swine tissue samples collected from Yunnan province during 2007 were screened by RT-PCR for Nsp2 gene and 14 samples detected positive.The PCR products from 5 isolates were ...
【基金】
云南省后备人才基金项目(2005PY01-12)
【更新日期】
2009-01-09
【分类号】
S852.65
【正文快照】
高致病性猪繁殖与呼吸综合征(Highly pathogenicporcine reproductive and respiratory syndrome)或高致病性猪蓝耳病是由猪繁殖与呼吸综合征病毒(Porcinereproductive and respiratory syndrome virus,PRRSV)变异毒株引起,并伴有多种病原体混合感染,以发热、皮肤发红、高发病?
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