Table 1.
Comparison of the PSI-less/ScpABCDE− mutant and the PSI-less control strain grown in the presence or absence of 0.2 M NaCl
| Division time (hours) | Cell diameter (μm) | nmol Chl a mL−1 OD730 | fmol Chl a cell−1 | Car/Chl a | O2 evolution fmol O2 h−1 cell−1 | Respiration fmol O2 consumption h−1 cell−1 | |
|---|---|---|---|---|---|---|---|
| PSI-less | 27.38 (± 1.33) |
1.67 (± 0.03) |
0.63 (± 0.01) |
3.92 (± 0.05) |
2.11 (± 0.01) |
13.99 (± 1.57) |
0.82 (± 0.06) |
| PSI-less+NaCl | 43.4* (± 4.1) |
1.7 (± 0.01) |
0.87*** (± 0.02) |
8.22* (± 0.27) |
1.51*** (± 0.02) |
33.52** (± 7.28) |
1.08 (± 0.15) |
| PSI-less/ScpABCDE− | 37.59 (± 3.74) |
2.13*** (± 0.03) |
0.23*** (± 0.01) |
3.68 (± 0.03) |
3.36*** (± 0.16) |
8.81 (± 2.03) |
1.63*** (± 0.10) |
| PSI-less/ScpABCDE−+NaCl | 44.6 (± 11.67) |
2.23** (± 0.04) |
0.67*** (± 0.04) |
16.85*** (± 3.61) |
1.78*** (± 0.1) |
47.72*** (± 4.46) |
3.04*** (± 0.18) |
Both strains were cultivated in BG-11 standard medium supplemented with 10 mM glucose. Standard deviations with n ≥ 3 are given in brackets
P values are classified as: *0.01 to 0.05 significant; **0.001 to 0.01 very significant; ***< 0.001 extremely significant