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Table 5 d-Lactate production and growth of the engineered strain at different initial glucose concentrations

From: Efficient fermentative production of polymer-grade d-lactate by an engineered alkaliphilic Bacillus sp. strain under non-sterile conditions

Initial glucose (g/l)

Glucose consume (g/l)

d-lactate (g/l)

Yield (%)

Productivity (g/l/h)

Maximum OD600

50

50.18 ± 0.01

31.51 ± 1.14

64.63 ± 0.02

2.25 ± 0.08

4.48 ± 0.20

80

72.49 ± 0.12

56.85 ± 0.64

82.64 ± 0.01

3.07 ± 0.03

5.30 ± 0.17

100

89.64 ± 0.15

67.32 ± 1.96

79.92 ± 0.02

2.49 ± 0.07

5.00 ± 0.27

120

109.35 ± 0.14

81.07 ± 1.64

79.94 ± 0.02

2.32 ± 0.05

4.78 ± 0.23

150

134.69 ± 0.03

96.46 ± 2.02

78.40 ± 0.02

1.68 ± 0.04

4.73 ± 0.48

  1. Values were represented as the average ± standard deviation of two independent experiments