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Methylation of HgI spike in time course experimentsa
| Culture | Methylation rate (day−1)
|
||
|---|---|---|---|
| First 5 h | 5 h–3 days | Overall (3 days) | |
| Filtered control | 0.008 | ||
| A + Ti-NTA | 1.11 | 0.047 | 0.13 |
| A − Ti-NTA | 1.14 | 0.065 | 0.15 |
| Avg ± SE | 1.13 ± 0.02 | 0.056 ± 0.013 | 0.14 ± 0.01 |
| B + Ti-NTA | 0.003 | ||
| B − Ti-NTA | 0.004 | ||
| Avg ± SE | 0.004 ± 0.001 | ||
Spike concentration was 1,000 ng of Hg liter−1.
