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Iron regulation of β-galactosidase activity in B. cepacia pvdA and pvdD mutants
| Strain | β-Galactosidase activity (Miller units), mean ± SDa
|
||
|---|---|---|---|
| 0 μM FeCl3 | 50 μM FeCl3 | P | |
| K56-2 | 1.2 ± 0.7 | 8.9 ± 2.3 | NS |
| I117 | 1,113 ± 34 | 30 ± 9.5 | <0.001 |
| T10 | 523 ± 10 | 41 ± 2.3 | <0.001 |
Means ± the standard deviations of triplicate experiments. Experiments were performed twice with similar results. NS, not significant.
