TABLE 1.
Reduction of cytochrome c by respiring V. cholerae cells
| Strain | Sp acta (nmol min−1 mg−1)
|
Superoxide formationb | ||
|---|---|---|---|---|
| No addition | With 1,615 U SOD | With 0.7 mM NADH | ||
| V. cholerae O395 N1 | 15.7 ± 1.9 | 5.5 ± 0.4 | 14.7 ± 3.8 | 10.2 |
| V. cholerae O395 N1 (nqrC::Tnbla) | 8.9 ± 2.3 | 5.8 ± 0.5 | 8.0 ± 0.3 | 3.1 |
a
Mean values from three experiments.
b
The superoxide formation activity was calculated by subtracting the cytochrome c reduction rate observed in the presence of SOD from the rate observed without addition.