Table 3.
Comparison of yields and productivities obtained in batch and microfiltration experiments of L. crispatus L1
| Cell dry weight (g · l −1 ) | Lactic acid (g · l −1 ) | Biomass productivity (g · l −1 · h −1 ) | Lactic acid productivity (g · l −1 · h −1 ) | Y x/s (g · g −1 ) | Y p/s (g · g −1 ) | |
|---|---|---|---|---|---|---|
|
Batch |
3.8 ± 0.3 |
11.5 ± 0.5 |
0.20 ± 0.07 |
0.40 ± 0.02 |
0.20 ± 0.02 |
0.57 ± 0.03 |
| MF | 27.31 ± 1.5 | 46.02 ± 2.3 | 0.60 ± 0.03 | 0.70 ± 0.07 | 0.13 ± 0.08 | 0.75 ± 0.04 |
Yx/s indicates g of dry biomass produced per g of substrate; Yp/s indicates g of lactic acid produced per g of substrate. Values are an average of 3 different experiments.