Bioresources and Bioprocessing

Table 1 Fermentation performances of parent strain, mutants S1 to S6 at 24 h with a 5-l bioreactor

From: Application of 8-parallel micro-bioreactor system with non-invasive optical pH and DO biosensor in high-throughput screening of l-lactic acid producing strain

	Maximum DCW (g/l)	l-lactic acid (g/l)	Yield (g/g)
Control	9.76 ± 0.42	88 ± 2.45	0.903 ± 0.005
S1	11.04 ± 0.32^a	96 ± 2.45^a	0.914 ± 0.009
S2	10.61 ± 0.64	90 ± 1.63	0.904 ± 0.013
S3	9.59 ± 0.28	100 ± 3.27^a	0.914 ± 0.003^a
S4	10.97 ± 0.33^a	104 ± 1.63^a	0.932 ± 0.013^a
S5	9.93 ± 0.20	84 ± 1.63	0.918 ± 0.011
S6	9.64 ± 0.35	88 ± 3.27	0.914 ± 0.005

^aSignificant difference at P < 0.05 as compared to the control

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