An official website of the United States government
Here's how you know
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.
OMP (a) and DNA (b) profiles of the strains isolated from the respiratory tract of pigs without pneumonia based on SDS-PAGE and Rep-PCR results. Lanes M, molecular size markers. Asterisks indicate isolates showing slight differences within a group.