Table 1.
Comparison of saturated and unsaturated fatty acid methyl esters in Fremyella diplosiphon B481-WT and B481-SD strains treated with 3.2 and 25.6 mg L−1 nanoscale zero-valent iron nanoparticles (nZVIs).
| Fatty acid methyl esters (FAME %) | Ratio (B481-WT) | Ratio (B481-SD) | |||
|---|---|---|---|---|---|
| Treatment | FAME type | B481-WT | B481-SD | Saturated/ unsaturated | Saturated/ unsaturated |
| Control (untreated) | Saturated | 78.63% | 61.18% | 3.7 | 1.6 |
| Monounsaturated | 7.61% | 10.67% | |||
| Polyunsaturated | 13.76% | 28.15% | |||
| 3.2 mg L−1 nZVIs | Saturated | 62.82% | 65.72% | 1.7 | 1.9 |
| Monounsaturated | 11.34% | 10.29% | |||
| Polyunsaturated | 25.84% | 24.00% | |||
| 25.6 mg L−1 nZVIs | Saturated | 66.05% | 64.77% | 1.9 | 1.8 |
| Monounsaturated | 11.22% | 11.35% | |||
| Polyunsaturated | 22.73% | 23.89% | |||