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.
Comparison of the phenotypes affected by (A) autoinducer 2 (AI-2) and (B) indole. Curved black arrows indicate cell motility/movement, QS is quorum sensing, EHEC is Escherichia coli O157:H7, and flagella are indicated by two lines at one of the cell poles. Human cells are indicated by pink hexagons. Green lightning indicates the application of indole. The R-2-methyl-2,3,3,4-tetrahydroxytetrahydrofuran (R-THMF) form of AI-2 is shown.
