Table 5.
Evolution of the chlorophyll and carotenoid profile during the heterotrophic growth of Scenedesmus obliquus (mg/kg dw).
| Pigment | Residence Time (h) | |||||
|---|---|---|---|---|---|---|
| 0 | 24 | 48 | 72 | 96 | 120 | |
| Neoxanthin | 86.4 | 76.9 | 80.0 | 43.5 | 36.5 | 13.3 |
| Violaxanthin | 42.2 | 18.7 | 18.4 | 10.4 | 8.5 | 1.8 |
| Lutein | 429.3 | 323.2 | 318.3 | 319.2 | 284.3 | 63.2 |
| β-carotene | 241.5 | 144.3 | 151.2 | 131.8 | 128.8 | 6.6 |
| Chld a | 3.4 | 3.5 | 3.5 | 3.5 | 8.5 | 108.0 |
| Pheo a | 78.3 | 157.7 | 145.0 | 67.2 | 37.2 | 299.9 |
| Chl b | 2284.0 | 2644.4 | 2778.2 | 1992.9 | 1164.0 | 895.4 |
| OH-chl a | 15.1 | 111.6 | 187.5 | 3.5 | 3.5 | 202.5 |
| Chl a | 4407.1 | 4343.0 | 4190.2 | 4636.3 | 2841.9 | 825.4 |
| Phy a | 1063.5 | 1102.6 | 766.1 | 326.4 | 262.0 | 207.0 |
| Tot. carot | 799.4 | 563.2 | 568.0 | 505.1 | 458.2 | 85.0 |
| Tot. chls | 7851.6 | 8362.9 | 8070.7 | 7030.1 | 4317.4 | 2538.3 |
Chld a: chlorophyllide a; Pheo a: pheophorbide a; Chl a, Chl b: chlorophyll a, chlorophyll b; OH-chl a: 132-hydroxy-chlorophyll a; Phy a: pheophytin a; carot: carotenoids. (CV < 10% in all cases).