Table 2.
Acid and bile tolerance of feline-originated probiotics
| Condition | CACC612 | CACC789 | LGG | ||
|---|---|---|---|---|---|
|
Acid tolerance |
pH 2.5 | 0 h | 7.52 ± 0.02 | 7.58 ± 0.26 | 7.74 ± 0.15 |
| 2 h | 4.40 ± 0.11 | 6.29 ± 0.06 | 7.64 ± 0.13 | ||
| Survival rate (%) | 75.9 | 82.92 | 98.8 | ||
|
Bile tolerance |
0.3% oxgall | 0 h | 7.52 ± 0.02 | 7.58 ± 0.26 | 7.74 ± 0.15 |
| 2 h | 7.36 ± 0.03 | 6.55 ± 0.06 | 3.47 ± 0.24 | ||
| Survival rate (%) | 97.9 | 86.35 | 44.8 | ||
| 1.0% oxgall | 0 h | 7.52 ± 0.02 | 7.58 ± 0.26 | 7.74 ± 0.15 | |
| 2 h | 7.43 ± 0.02 | 6.38 ± 0.2 | 1.88 ± 0.03 | ||
| Survival rate (%) | 98.8 | 84.16 | 24.4 | ||
Unit = Log10CFU/ml; Survivability (%) = treatment unit/control unit × 100; LGG (reference strain), Lactobacillus rhamnosus GG (ATCC53103)