Figure 4. Phylogenetic analysis of influenza A (H3N2) isolated in Israel during the 2014-2015 season.
Phylogenetic tree generated by comparing the 928 nucleotides of the HA protein. The northern hemisphere 2014-2015 vaccine strain A/Texas/50/2012 is shown in light blue. Strains isolated from vaccinated individuals are shown in red and from non-vaccinated individuals in green. Influenza A(H3N2) isolated during the 2013-2014 season and reference strains are shown in black.