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.
C2-V5 of env nucleotide sequences of the inoculum and transmitted HIV-1 species were aligned for all linked inoculum variants (green lines) and transmitted variants (red lines) and a neighbor-joining tree representing different transmission pairs. Branch lengths are drawn to scale. Viral strain names are shown on the branches, and asterisks are indicated on branches with bootstrap values greater than 99%.
