Phylogenetic analysis and molecular characteristics of 17 porcine reproductive and respiratory syndrome virus isolates in Southern China from 2010 to 2011
文献类型: 外文期刊
作者: Zhang, Minze 1 ; Xie, Jiexiong 1 ; Sun, Long 1 ; Cao, Zhenpeng 1 ; Gu, Honglang 1 ; Deng, Shengchao 1 ; Chen, Yao 1 ; Cao 1 ;
作者机构: 1.South China Agr Univ, MOA Key Lab Anim Vaccine Dev, Minist China, Coll Vet Med, Guangzhou 510642, Guangdong, Peoples R China
2.South China Agr
关键词: PRRSV;Complete genome;Nsp2;GP5
期刊名称:MICROBIAL PATHOGENESIS ( 影响因子:3.738; 五年影响因子:3.663 )
ISSN:
年卷期:
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收录情况: SCI
摘要: We analyzed the complete genomic sequences of 17 porcine reproductive and respiratory syndrome virus (PRRSV) isolates from Southern China obtained between 2010 and 2011 and found that four of seven isolates from 2011 were closely related to the JXA1-R strain (vaccine virus of JXA1). This close relationship between field isolates and China domestic vaccine viruses has not been reported to date. The occurrence of vaccine-like viruses potentially creates a threat for the pig breeding industry and brings difficulties for control of this disease
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