Rapid Emergence of Highly Pathogenic Avian Influenza Subtypes from a Subtype H5N1 Hemagglutinin Variant

In 2014, novel highly pathogenic avian influenza A H5N2, H5N5, H5N6, and H5N8 viruses caused outbreaks in Asia, Europe, and North America. The H5 genes of these viruses form a monophyletic group that evolved from a clade 2.3.4 H5N1 variant. This rapid emergence of new H5Nx combinations is unpreceden...

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Bibliographic Details
Main Authors: Erik de Vries, Hongbo Guo, Meiling Dai, Peter J.M. Rottier, Frank J.M. van Kuppeveld, Cornelis A.M. de Haan
Format: Article
Language:English
Published: Centers for Disease Control and Prevention 2015-05-01
Series:Emerging Infectious Diseases
Subjects:
Online Access:https://wwwnc.cdc.gov/eid/article/21/5/14-1927_article