Fig. 2From: Existence of a novel qepA variant in quinolone resistant Escherichia coli from aquatic habitats of BangladeshPhylogenetic tree constructed by the neighbour-joining method by MEGA 6.0 based on the qepA gene isolated from different locations worldwide. Numbers at the tip of branches denote the bootstrap percentages for 1000 replicates. Evolutionary distance of the nucleotide substitutions per site is indicated by the scaleBack to article page