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. 2018 Jul 13;17:112. doi: 10.1186/s12934-018-0961-4

Fig. 2.

Fig. 2

FAE production yields of histidine and zeocin selected reference and UNall strains. Reference strains (grey) or UNall strains (green) were selected either by histidine complementation or on 0.1, 1.0 or 2.0 mg/mL zeocin. Productivity was determined by microscale fermentation