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.
Expression of rUreB induced by IPTG at different concentrations. Lane 1, molecular mass marker; lanes 2-4, IPTG at 1.0, 0.5, and 0.1 mmol/L, respectively; lanes 5 and 6, bacterial precipitate and supernatant with IPTG at 1 mmol/L , respectively; lane 7, control.
