Fig. 7From: Serological and virological surveillance of avian influenza virus in domestic ducks of the north-east region of BangladeshThe Maximum Likelihood (ML) phylogenetic tree based on the N5 gene sequences of H1N5 and H2N5 viruses of the present study and representative N5 viruses of different genetic lineages. The scale indicates the number of substitutions per site. The H1N5 and H2N5 sequences of the present study are indicated with closed circle symbols Back to article page