Table 2.
Biomass and Asta accumulation in WT, KmR and BC cultures grown in the airlift PBRs
| Strain | Growth (days) | Asta (mg/L) | dcw (g/L) | Asta/dcw (%) | Asta/car (%) | Chla/dcw (%) |
|---|---|---|---|---|---|---|
| WT | 4 | nd | 3.47 ± 0.11 | nd | nd | 1.91 ± 0.10 |
| 7 | nd | 7.80a ± 0.19 | nd | nd | 1.76a ± 0.07 | |
| KmR | 4 | nd | 3.39 ± 0.18 | nd | nd | 1.94 ± 0.13 |
| 7 | nd | 7.83a ± 0.36 | nd | nd | 1.72a ± 0.13 | |
| BC | 4 | 14 ± 4 | 3.17 ± 0.14 | 0.44a ± 0.08 | 84.1a ± 2.5 | 0.56 ± 0.14 |
| 7 | 29 ± 4 | 6.59b ± 0.15 | 0.44a ± 0.04 | 86.7a ± 3.1 | 0.61b ± 0.10 |
nd not detected, dcw dry cell weight, car total carotenoids, Chla chlorophyll a; ± represents standard deviation. Statistical significance is expressed by different letters according to Tukey–Kramer test (n = 8)