TABLE 2.
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.