Table 4b.
Survivability of lactobacilli isolates in simulated gastric juice (Pepsin).
| Isolates |
Viable cell counts (log CFU/ml) at different incubation hours |
||||||||
|---|---|---|---|---|---|---|---|---|---|
| 0 h |
2 h |
4 h |
0 h |
2 h |
4 h |
0 h |
2 h |
4 h |
|
| pH 2 (Pepsin) | pH 3 (Pepsin) | Control (pH 7) | |||||||
| K3A | 8.10 ± 0.09b | 6.41 ± 0.01c | 3.25 ± 0.08f | 8.11 ± 0.02b | 7.20 ± 0.08a | 4.97 ± 0.12d | 8.00 ± 0.07b | 8.40 ± 0.02b | 8.88 ± 0.18b |
| K4E | 8.11 ± 0.07b | 6.11 ± 0.09c | 5.12 ± 0.14d | 8.23 ± 0.08b | 7.32 ± 0.11a | 5.30 ± 0.05d | 8.35 ± 0.08b | 8.82 ± 0.06b | 9.22 ± 0.12g |
| K5 | 7.33 ± 0.05a | 5.76 ± 0.17d | 3.42 ± 0.08f | 7.82 ± 0.11a | 6.13 ± 0.07c | 4.55 ± 0.22e | 8.11 ± 0.17b | 8.38 ± 0.15b | 8.90 ± 0.06b |
| K7 | 8.15 ± 0.10b | 6.92 ± 0.18c | 4.85 ± 0.09e | 8.45 ± 0.15b | 6.23 ± 0.08c | 5.17 ± 0.13e | 8.23 ± 0.06b | 8.59 ± 0.06b | 8.95 ± 0.09b |
| K14 | 7.71 ± 0.13a | 6.02 ± 0.04c | 4.12 ± 0.11e | 8.01 ± 0.07b | 6.11 ± 0.06c | 4.08 ± 0.03e | 8.22 ± 0.09b | 8.41 ± 0.02b | 8.77 ± 0.14b |
| K16 | 8.07 ± 0.05b | 6.55 ± 0.30c | 4.51 ± 0.06e | 8.15 ± 0.18b | 6.42 ± 0.16c | 5.10 ± 0.02d | 8.53 ± 0.16b | 8.81 ± 0.016b | 9.11 ± 0.22g |
| K27A | 7.91 ± 0.16a | 5.11 ± 0.14d | 3.02 ± 0.04f | 8.21 ± 0.07b | 6.22 ± 0.14c | 4.12 ± 0.20e | 8.35 ± 0.14b | 8.68 ± 0.07b | 8.93 ± 0.09b |
| RD7 | 8.10 ± 0.15b | 6.16 ± 0.21c | 4.34 ± 0.07e | 8.57 ± 0.12b | 6.42 ± 0.20c | 4.91 ± 0.06d | 8.45 ± 0.12b | 8.81 ± 0.09b | 9.05 ± 0.12g |
Values are mean ± SD of three independent determinations (n = 3) of each sample. Values bearing different superscripts in each column differ significantly (P < 0.05).