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.
Model of LEE regulation. Epinephrine/ norepinephrine and AI-3 are global regulators of virulence in EHEC. Black lines represent regulators whose direct interactions with the target promoter have been biochemically defined; grey lines represent interactions that occur indirectly or that have not been shown to bind biochemically to the target.
