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. 2016 Jan 27;13:16. doi: 10.1186/s12985-016-0472-z

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© Heidari et al. 2016

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 1 — Neighbour-Joining nucleotide Phylogenetic tree with 1000 bootstrap of the AI H9N2 HA gene of the G1 lineage. Sub-lineages a and b are highlighted with yellow and blue frames respectively, Iranian Sequences are highlighted in red and two Iranian strains used in serological analyses are highlighted with gray square. Numbers at the nodes represent bootstrap values (≥70)