Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The potential neurovirulence sites are marked in boxes. Period (.) denotes identity with the majority sequence; (-) denotes areas that were not determined; (*) represents Genotype-strain ID.
