TABLE 3.
Induction by benzyl acetate and its metabolites of β-galactosidase activity expressed from are::lacZ chromosomal fusions
| Inducerb | β-Galactosidase
activitya (Miller units)
|
|
|---|---|---|
| ADPW61 (areA::lacZ-Km) | ADPW63 (areC::lacZ-Km) | |
| None | 44 (±20) | 660 (±220) |
| Benzaldehyde | 1,050 (±145) | 9,200 (±2,200) |
| Benzyl alcohol | 950 (±125) | 8,450 (±1,900) |
| Benzyl acetate | 1,000 (±150) | 8,200 (±1,600) |
| Benzyl propionate | 730 (±65) | 4,150 (±700) |
| Benzyl butyrate | 380 (±50) | 2,100 (±350) |
| 2-Hydroxybenzyl acetate | 1,000 (±50) | 8,040 (±820) |
| 4-Hydroxybenzyl acetate | 1,100 (±200) | 8,400 (±1,000) |
a
All values are the average of three independent duplicated experiments. Figures in parentheses are the standard deviations of the means.
b
Inducers were added at 1 mM.