Type | 3-HB concentration, g/L | 3-HB productivity, g/(L × h) | 3-HB yield, g/g glucose | PHB concentration, g/L | PHB content, % | PHB productivity, g/(L × h) | PHB yield, g/g glucose | LA concentration, g/L | AC concentration, g/L |
---|---|---|---|---|---|---|---|---|---|
Peptone (control) | 15.22 ± 0.38 | 0.073 ± 0.002 | 0.298 ± 0.005 | 3.21 ± 0.35 | 54.4 ± 1.9 | 0.015 ± 0.002 | 0.063 ± 0.006 | 21.48 ± 0.74 | 4.94 ± 0.49 |
Yeast extract | 15.89 ± 0.53 | 0.076 ± 0.003 | 0.312 ± 0.007 | 3.67 ± 0.29 | 55.2 ± 1.7 | 0.018 ± 0.002 | 0.074 ± 0.007 | 21.76 ± 0.68 | 5.42 ± 0.56 |
Urea | 15.57 ± 0.57 | 0.074 ± 0.003 | 0.305 ± 0.008 | 3.04 ± 0.32 | 53.6 ± 2.3 | 0.015 ± 0.002 | 0.061 ± 0.006 | 21.08 ± 0.81 | 5.01 ± 0.42 |
AS | 14.63 ± 0.47 | 0.070 ± 0.002 | 0.287 ± 0.007 | 2.30 ± 0.36 | 48.3 ± 2.1 | 0.011 ± 0.002 | 0.045 ± 0.007 | 20.53 ± 0.82 | 4.90 ± 0.47 |
Peptone + Yeast extract | 16.35 ± 0.53 | 0.078 ± 0.003 | 0.321 ± 0.007 | 3.79 ± 0.39 | 55.5 ± 2.1 | 0.017 ± 0.002 | 0.070 ± 0.008 | 18.91 ± 0.65 | 4.86 ± 0.51 |
Peptone + urea | 16.91 ± 0.55 | 0.081 ± 0.003 | 0.332 ± 0.007 | 3.85 ± 0.41 | 57.9 ± 2.5 | 0.018 ± 0.002 | 0.075 ± 0.008 | 19.32 ± 0.71 | 4.03 ± 0.58 |
Peptone + AS | 17.02 ± 0.39 | 0.081 ± 0.00s2 | 0.334 ± 0.005 | 3.53 ± 0.39 | 56.4 ± 1.7 | 0.017 ± 0.002 | 0.069 ± 0.007 | 20.12 ± 0.80 | 4.45 ± 0.39 |
Yeast extract + urea | 17.16 ± 0.42 | 0.082 ± 0.002 | 0.337 ± 0.005 | 4.68 ± 0.30 | 59.2 ± 2.4 | 0.022 ± 0.002 | 0.091 ± 0.006 | 18.36 ± 0.87 | 3.87 ± 0.45 |
Yeast extract + AS | 17.34 ± 0.47 | 0.083 ± 0.002 | 0.340 ± 0.006 | 3.74 ± 0.38 | 56.2 ± 2.8 | 0.018 ± 0.002 | 0.073 ± 0.007 | 19.51 ± 0.79 | 4.23 ± 0.53 |