TABLE 1.
Extent of growth by Lactobacillus cultures started at various pHis
| Species | ΔOD600 for Lactobacillus cultures started ata:
|
||
|---|---|---|---|
| 6.2>pHi>5.7 | 5.3>pHi>5.0 | 4.2>pHi>4.0 | |
| L. crispatus | |||
| I | 1.09 (0.03) | 1.10 (0.04) | 0.36 (0.07) |
| II | 1.19 (0.04) | 1.02 (0.20) | 0.86 (0.02) |
| III | 1.25 (0.02) | 0.98 (0.06) | 0.77 (0.20) |
| L. gasseri | 1.08 (0.01) | 1.04 (0.02) | 0.50 (0.02) |
| L. jensenii | |||
| I | 0.52 (0.03) | 0.30 (0.03) | 0.06 (0.002) |
| II | 0.76 (0.72) | 0.13 (0.02) | 0.08 (0.01) |
| III | 1.44 (0.04) | 0.43 (0.04) | 0.20 (0.01) |
| L. vaginalis | 0.78 (0.04) | 0.88 (0.02) | 0.97 (0.02) |
a
One OD600 unit is ∼8 × 108 bacteria. Values are means; values in parentheses are standard deviations. All experiments started at ∼107 bacteria/ml.