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Fig. 1 | BMC Infectious Diseases

Fig. 1

From: Genetic and biological characteristics of avian influenza virus subtype H1N8 in environments related to live poultry markets in China

Fig. 1

Phylogenetic trees of the HA and NA genes. The tree was created by the maximum likelihood method and bootstrapped with 1000 replicates using MEGA7 software. The scale bar represents the distance unit between sequence pairs. Blue represents avian influenza H1N8, pink represents avian influenza isolates from China, and red represents the A/Environment/Fujian/85144/2014 (H1N8) virus in this study

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