Antigenic Variation of Avian Influenza A(H5N6) Viruses, Guangdong Province, China, 2014–2018
, Reina S. Sikkema1
, Cong rong Li, Bas B. Oude Munnink, Jie Wu, Lirong Zou, Yi Jing, Jing Lu, Runyu Yuan, Ming Liao, Marion P.G. Koopmans1
, and Chang-wen Ke1
Author affiliations: Guangdong Provincial Center for Disease Control and Prevention, Guangzhou, China (R. Bai, C. Li, J. Wu, L. Zou, Y. Jing, J. Lu, R. Yuan, C. Ke); Erasmus Medical Centre, Rotterdam, the Netherlands (R.S. Sikkema, B.B. Oude Munnink, M.P.G. Koopmans); Southern Medical University Guangzhou (C. Li, Y. Jing, C. Ke); South China Agricultural University, Guangzhou (M. Liao)
Figure 1. Proportion of H5 (blue bars) and H7 (red bars) subtypes in avian influenza A virus–positive samples (dashed line) from live poultry markets, Guangdong province, China, January 2013–October 2018. Re-8, A/chicken/Guizhou/4/2013 (Re-8); Re-1, H7 A/pigeon/Shanghai/S1069/2013 (Re-1).
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