Volume 23, Number 7—July 2017
Research Letter
Importation of Zika Virus from Vietnam to Japan, November 2016
Figure
![Phylogenetic analysis of the Zika virus sequence derived from a patient returning to Japan from Vietnam in November 2016. The phylogenetic tree was based on a nearly complete genome and constructed by using the maximum-likelihood method (MEGA 7.0, http://www.kumarlab.net/publications). The sequence derived from the patient is indicated with an arrow. A) The phylogenetic tree based on a nearly full-length region. B) The expanded Asian lineage branch (dotted box in panel A). Scale bars indicate nu](/eid/images/17-0519-F1.jpg)
Figure. Phylogenetic analysis of the Zika virus sequence derived from a patient returning to Japan from Vietnam in November 2016. The phylogenetic tree was based on a nearly complete genome and constructed by using the maximum-likelihood method (MEGA 7.0, http://www.kumarlab.net/publications). The sequence derived from the patient is indicated with an arrow. A) The phylogenetic tree based on a nearly full-length region. B) The expanded Asian lineage branch (dotted box in panel A). Scale bars indicate nucleotide substitutions per site.
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