Fig. 2From: Pyruvate production using engineered Escherichia coli Monitoring growth of wild type (a) and E. coli strain Pt-accBC (b). E. coli strains were incubated at 37 °C in Luria–Bertani medium containing doxycycline at concentrations of 0, 20, 100 and 400 ng mL−1, as indicatedBack to article page