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.
RT-PCR analysis of mRNA levels for the detection of the cagA gene of H. pylori strains isolated from NUD/AV (lanes 2, 6, 7, and 8) and DU (lanes 3–5) using primers Cag 5cf and Cag 3cr and ureB using primers UreBF and UreBR. Lane 1 is a 100-bp marker.