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.
STs of swine-derived C. coli. Thick bold lines indicate one locus difference, thin solid lines indicate 2 locus differences, and dashed lines indicate 3 or more locus differences. The size of the circle indicates the number of isolates with that ST, with the smallest circles indicating unique STs. STs were determined as described previously (19). ST-4605 to ST-4610 were new STs.
