Table I. Growth rate, PSII reaction center protein, and pigment content of T. pseudonana and C. radiatus cells cultured at different temperatures and 30 μmol photons m−2 s−1.
n = 3 to 5, ± se.
| Parameter |
T. pseudonana |
C. radiatus |
|||
|---|---|---|---|---|---|
| 12°C | 18°C | 24°C | 18°C | 24°C | |
| μ (d−1) | 0.8 (±0.01) | 1.1 (±0.01) | 1 (±0.01) | 0.4 (±0.01) | 0.4 (±0.01) |
| Proteins(fmol μg protein−1) | |||||
| PsbA | 51 (±7) | 71 (±14.5) | 67 (±5) | 23 (±4) | 30 (±4) |
| PsbD | 137 (±10) | 139 (±5) | 163 (±33) | 23 (±4) | 16 (±1) |
| Chlorophyll a (fmol cell−1) | 0.3 (0.01) | 0.3 (0.01) | 0.3 (0.01) | 254 (23) | 299 (7) |
| Pigments (mol 100 mol Chl a−1) | |||||
| Fucoxanthin: Chl a | 48 (±1) | 53 (±0.5) | 55 (±0.3) | 61 (±1) | 63 (±1) |
| β,β-Carotene: Chl a | 5 (±1) | 5 (±1) | 5 (±1) | 5 (±0.3) | 5 (±0.4) |
| Dd: Chl a | 12 (±0.4) | 10 (±0.2) | 11 (±0.3) | 7 (±0.1) | 8 (±0.2) |