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. 2017 Feb 8;16:24. doi: 10.1186/s12934-017-0639-3

Fig. 5.

Fig. 5

Expression of trehalose synthase in E. coli BL21(DE3). a Kinetics of DCW and extracellular trehalose synthase activity. Error bars represent the standard deviation from three replicate measurements. b SDS-PAGE analysis of the culture supernatant of E. coli/pETDuet/plc/tres (lane 1), as well as the culture supernatant (lane 2) and intracellular fraction (lane 3) of E. coli/pETDuet/tres