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.
Production of d-lactate with the E. coli RR1 pta mutant under anaerobic conditions. The experiment was performed in duplicate, and the standard deviations were less than 10%. Symbols: ○, cell dry weight; □, glucose concentration (intermittent feeding); ⧫, d-lactate concentration.
