Table 4.
Biomass levels and Cu(II) bioremoval in cultures of isolates from copper mining waste incubated in NB medium contaminated with 300 mg L−1 of Cu(II) and incubated at 30°C for 24 h with orbital shaking.
| Isolates | Biomass | Cu(II) bioremoval | Specific Cu(II) bioremoval |
|---|---|---|---|
| ---- OD600 ---- | ----- mg L−1 ----- | --- mg L−1/OD units --- | |
| R1 | 0.81±0.0009* | 35.06±1.1920 | 43.45±1.528 |
| R2 | 0.92±0.0106 | 34.22±0.6438 | 37.48±1.236 |
| R3 | 0.94±0.0705 | 56.55±7.7480 | 36.84±0.900 |
| R4 | 0.80±0.0151 | 68.35±4.6992 | 79.70±5.918 |
| R5 | 0.84±0.0012 | 53.60±5.2693 | 67.21±6.448 |
| R6 | 0.94±0.0045 | 44.33±1.3547 | 53.06±3.562 |
| R7 | 0.82±0.0002 | 44.75±3.1631 | 49.54±1.826 |
| R8 | 1.09±0.0403 | 40.75±1.4900 | 28.98±0.993 |
| R9 | 0.89±0.0042 | 31.27±0.4214 | 35.46±2.351 |
| R10 | 0.89±0.0024 | 31.69±2.0789 | 53.35±3.408 |
| R11 | 0.84±0.0092 | 47.28±2.7094 | 62.70±3.122 |
| R12 | 0.85±0.0219 | 52.34±2.4331 | 52.10±1.854 |
| R17 | 1.15±0.0422 | 70.46±0.7299 | 76.49±3.448 |
| R18 | 0.84±0.0226 | 36.74±3.8007 | 44.77±5.862 |
| R19 | 0.73±0.0012 | 29.58±0.9733 | 40.79±1.439 |
| R20 | 0.86±0.0415 | 34.64±1.3547 | 41.18±3.019 |
| R21 | 0.82±0.0019 | 31.69±1.4800 | 38.70±1.845 |
| R22 | 0.86±0.0099 | 39.69±1.2875 | 45.96±1.089 |
| R23 | 0.67±0.1426 | 40.54±1.7032 | 44.00±1.299 |
| R24 | 0.90±0.0250 | 27.89±0.8773 | 31.30±0.851 |
| R25 | 0.85±0.0257 | 37.17±2.1212 | 44.01±3.490 |
| R26 | 0.80±0.0073 | 30.42±1.7546 | 38.03±2.596 |
| R27 | 1.20±0.0193 | 36.32±0.8429 | 30.26±0.718 |
| R28 | 0.78±0.0061 | 30.84±1.9003 | 39.43±2.634 |
| R29 | 0.79±0.0125 | 27.89±0.9733 | 36.38±0.935 |
| R30 | 0.85±0.0047 | 23.68±1.1150 | 27.96±1.447 |
*
Values are means ± standard error of the mean.