Recombination in Vaccine and Circulating Strains of Porcine Reproductive and Respiratory Syndrome Viruses

Em2007, a porcine reproductive and respiratory syndrome virus (PRRSV) variant with a unique 68 aa deletion in Nsp2, was recently isolated in China. Phylogenetic and molecular evolutionary analyses indicated that Em2007 is a natural recombinant between a vaccine strain of PRRSV and circulating virus....

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Bibliographic Details
Main Authors: Bin Li, Liurong Fang, Zuofei Xu, Suyan Liu, Jianfeng Gao, Yunbo Jiang, Huanchun Chen, Shaobo Xiao
Format: Article
Language:English
Published: Centers for Disease Control and Prevention 2009-12-01
Series:Emerging Infectious Diseases
Subjects:
Online Access:https://wwwnc.cdc.gov/eid/article/15/12/09-0390_article