Table 1.
Superoxide dismutase activity in cell extracts of B. fragilis strains.
| Strains | SOD activity (units) |
|---|---|
| 638R | 246 |
| 638R 64 μg ml−1 | 270 |
| 638R nimA | 222 |
| 638R nimA 64 μg ml−1 | 208 |
| R19811 | 390 |
| 388/1 | 480 |
All strains were measured three times.
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