potency, efficacy, and antigenic mapping of h7 avian influenza virus vaccines against the 2012 h7n3 highly pathogenic avian influenza virus from the spring of 2012 an outbreak of h7n3 highly pathogenic (hp) avian influenza virus (aiv) occurred in poultry in mexico. vaccination was implemented as a control measure, along with increased biosecurity and surveillance. at that time there was no commercially available h7 aiv vaccine in north america; therefore, a recent h7n3 wild bird isolate of low pathogenicity from mexico (a/cinnamon teal/mexico/2817/2006 h7n3) was selected and utilized as the vaccine seed strain. in these studies, the p ...201425518428
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