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.
Fig. 2. Behaviour of tethered cells. The strains and conditions are indicated above each graph. Mutated operons/genes are indicated in parentheses. ΔOp1, deletion of che operon 1; ΔOp2, deletion of che operon 2. Down arrow, addition of 1 mM propionate; up arrow, removal of propionate. Other details in text.
