Table 2.
Metal cation concentrations (5 mM of chlorides addition to the medium) before (C1) and after (C2) flocculation for wild-type and cell wall deficient Chlamydomonas reinhardtii strains at different pH level.
| Strains | Elemental types |
Fe3+ |
Ca2+ |
Mg2+ |
||||||
|---|---|---|---|---|---|---|---|---|---|---|
| pH level | 4.0 | 8.5 | 12.0 | 4.0 | 8.5 | 12.0 | 4.0 | 8.5 | 12.0 | |
| CC124 | C1 (mg/L) | 244.2 ± 3.4 | 203.4 ± 4.9 | 125.1 ± 4.4 | ||||||
| C2 (mg/L) | 245.3 ± 3.8 | 66.5 ± 5.4 (27.2%) | 25.2 ± 1.8 (10.3%) | 202.6 ± 3.4 | 153.2 ± 2.6 (75.3%) | 3.5 ± 0.9 (1.7%) | 124.1 ± 4.7 | 91.6 ± 4.3 (73.2%) | 29.5 ± 2.1 (23.6%) | |
| CC1690 | C1 (mg/L) | 249.5 ± 4.6 | 201.1 ± 5.4 | 121.7 ± 3.2 | ||||||
| C2 (mg/L) | 244.8 ± 2.7 | 58.4 ± 4.9 (23.4%) | 23.9 ± 2.7 (9.6%) | 203.1 ± 4.2 | 143.5 ± 3.9 (71.4%) | 3.1 ± 0.4 (1.5%) | 130.5 ± 2.1 | 88.2 ± 6.3 (72.5%) | 22.1 ± 3.2 (18.2%) | |
| sta6 | C1 (mg/L) | 245.8 ± 2.9 | 211.3 ± 3.6 | 133.8 ± 3.5 | ||||||
| C2 (mg/L) | 246.4 ± 3.7 | 65.3 ± 3.6 (26.6 %) | 27.6 ± 4.4 (11.2%) | 205.3 ± 4.7 | 177.8 ± 4.6 (84.1%) | 4.9 ± 0.7 (2.3%) | 127.4 ± 3.9 | 105.4 ± 5.8 (78.8%) | 39.2 ± 4.9 (29.3%) | |
| CC400 | C1 (mg/L) | 250.1 ± 3.3 | 209.3 ± 2.9 | 129.7 ± 3.9 | ||||||
| C2 (mg/L) | 252.2 ± 4.3 | 62.3 ± 3.9 (24.9%) | 26.4 ± 4.2 (10.6%) | 207.1 ± 5.2 | 172.3 ± 4.1 (82.3%) | 4.8 ± 0.5 (2.3%) | 130.5 ± 4.4 | 99.3 ± 5.4 (76.6%) | 34.5 ± 3.9 (26.6%) | |
| sta6-C6 | C1 (mg/L) | 248.4 ± 3.9 | 207.4 ± 3.2 | 131.4 ± 4.7 | ||||||
| C2 (mg/L) | 249.9 ± 4.2 | 65.9 ± 3.6 (26.5%) | 29.3 ± 4.1 (11.8%) | 204.3 ± 4.8 | 180.2 ± 2.7 (86.9%) | 5.8 ± 0.6 (2.8%) | 134.3 ± 4.1 | 106.3 ± 5.1 (80.9%) | 37.4 ± 3.7 (28.5%) | |
Numbers in brackets represent the percentage of remaining cation in the medium.