Table 1. Dry cell weight (DCW) and PHBV obtained on different carbon sources in flask fermentation.
Carbon sources | DCW(g L−1) | PHBV(g L−1) | HV content (%) |
LAa | 1.29±0.05 | 0.03±0.01 | 52.7±4.6 |
Glucose+LA | 4.39±0.44 | 3.18±0.25 | 21.4±1.7 |
Maltose+LA | 0.00±0.00 | – | – |
Sucrose+LA | 1.86±0.12 | 0.09±0.02 | 18.6±2.1 |
Lactose+LA | 1.98±0.16 | 0.39±0.04 | 22.5±1.3 |
Fructose+LA | 0.00±0.00 | – | – |
Dextrin+LA | 2.01±0.47 | 0.03±0.01 | 15.9±1.6 |
Soluble starch+LA | 1.80±0.32 | 0.05±0.05 | 16.3±1.1 |
Molasses+LA | 2.68±0.54 | 0.66±0.27 | 21.9±2.8 |
Glucose (no LA)b | 3.90±0.39 | 2.44±0.59 | 0 |
50 mL (pH 7.0) of media was in 250 mL flask with 5% (v/v) inoculum under shaking conditions at 200 rpm for 72 h at 30°C.
5 g L−1 LA was added as sole carbon source.
20 g L−1 glucose was added as sole carbon source.