FIGURE 5.
Growth of L. lactis NZ9000 pNZ-PhdcAPB in GM17 medium adjusted to pH 6.5 (♢ and ♦), 6.0 (□ and ■), 5.5 (△ and ▴), or 5.0 (○ and ●) in the presence (♢, □, △, and ○) or absence (♦, ■, ▴, and ●) of 10 mm histidine.
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