TABLE 3.
Culture | First 5 h
|
5 h–3 days
|
||||
---|---|---|---|---|---|---|
Filtered HgI (ng liter−1) | Unfiltered MeHg (ng liter−1) | Turnover | Filtered HgI (ng liter−1) | Unfiltered MeHg (ng liter−1) | Turnover | |
A + Ti-NTA | 420 | 233 | 3.3 | 88 | 129 | 0.26 |
A − Ti-NTA | 340 | 240 | 4.1 | 102 | 180 | 0.37 |
Avg ± SE | 3.7 ± 0.39 | 0.31 ± 0.054 | ||||
B + Ti-NTA | 25 | 10 | 0.17 | |||
B − Ti-NTA | 36 | 12 | 0.20 | |||
Avg ± SE | 0.18 ± 0.013 |
Turnover = [unfiltered MeHg]/[filtered HgI] per billion cells per day. Spike concentration was 1,000 ng of Hg liter−1.