Table 1 Proportion of viable bacteria in the population showing metabolic activity under different conditions
From: Salivary pellicles on titanium and their effect on metabolic activity in Streptococcus oralis
Environment | % live cells with metabolic activity | ||
|---|---|---|---|
0 h | 2 h | 24 h | |
Cells suspended in PBS | 6 ± 1.5 | 4 ± 0.5 | 2 ± 0.03 |
Cells adhered to uncoated surfaces in PBS | - | 50 ± 4.5 | 25 ± 2.6 |
Cells suspended in 25% saliva | - | 4 ± 0.8 | 3 ± 0.6 |
Cells adhered to surfaces coated with 25% saliva | - | 98 ± 4.3 | 96 ± 6.3 |