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.
Colonization of SS1 (▪) and SS1(ΔhpaA) (□) 3 weeks postinfection. The horizontal lines indicate the median for each group. No SS1(ΔhpaA) could be detected by quantitative culture. The line designates the detection limit of 200 bacteria/stomach. Data shown are pooled from two independent experiments.
