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.
Phylogenetic tree of bmp2/4/16 genes among vertebrates. This phylogenetic tree was reconstructed using 34 vertebrate orthologs, including 12 bmp4, 16 bmp2, and 7 bmp16 genes; 2 ascidian bmp2/4 genes were used as the outgroup. The number at each node represents the bootstrap probability.
