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Beggiatoa sp. intracellular nitrate and sulfur storage
| Filament sample group | Internal concn (mM)a
|
|
|---|---|---|
| Nitrate | Sulfur | |
| Filaments from fresh, intact mats | 4 ± 0.8 | 252 ± 0.5 |
| Filaments from dark-incubated mats | 42 ± 1.9 | 26 ± 0.4 |
| Filaments in incubation expt | ||
| 1 day | 8 ± 0.7 | 26 ± 2.4 |
| 2 days | 44 ± 3.4 | 34 ± 5.3 |
Data are means ± standard deviations.
