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.
Bayesian phylogenetic trees of Potato virus Y (PVY) isolates based on P1 (a) and CP (b) coding regions. For three key nodes in a tree, the Bayesian posterior probabilities and maximum likelihood bootstrap percentage are indicated above the branches (Bayesian posterior/bootstrap). PVY isolates from this study are indicated by black dots. The distance unit is substitutions/site
