Not pH regulated cultivations of L. lactis and Lb. plantaruma | |||||
---|---|---|---|---|---|
Strain /plasmid | Volumetric activity (U L -1 fermentation broth) | Specific activity (U mg -1 protein) | Induction factor b | ||
 | Induced | Noninduced | Induced | Noninduced |  |
L. lactis NZ3900/pVK51dkr | 81.6 ± 9.3 | 16.0 ± 0.24 | 0.191 ± 0.022 | 0.038 ± 0.001 | 5.0 |
Lb. plantarum/pSIP603dkr | 102 ± 5.8 | 21.7 ± 2.0 | 0.232 ± 0.022 | 0.054 ± 0.002 | 4.3 |
Lb. plantarum/pSIP609dkr | 104 ± 2.75 | 23.8 ± 2.2 | 0.243 ± 0.017 | 0.055 ±0.001 | 4.4 |
pH regulated cultivations (pH 6.5) of L. lactis and Lb. plantarum a | |||||
Strain /plasmid | Volumetric activity (U L -1 fermentation broth) | Specific activity (U mg -1 protein) | Induction factor b | ||
 | Induced | Noninduced | Induced | Noninduced |  |
L. lactis NZ3900/pVK51dkr | 114 ± 1.9 | 14.6 ± 2.0 | 0.188 ± 0.001 | 0.022 ± 0.003 | 8.5 |
Lb. plantarum/pSIP603dkr | 226 ± 5.9 | 27.2 ± 0.56 | 0.264 ± 0.026 | 0.032 ± 0.001 | 8.3 |
Lb. plantarum/pSIP609dkr | 262 ± 1.7 | 30.2 ± 1.2 | 0.308 ± 0.016 | 0.033 ± 0.004 | 9.3 |