Table 2. Acid and bile acid tolerance of lactic acid bacteria (LAB) strains
| Strains | Acid tolerance (pH 2.5, 0.3% pepsin) | Bile salt tolerance (0.3% oxgall) |
| Intial (Log CFU/mL) | 3 h (Log CFU/mL) | Survival rate (%) | Intial (Log CFU/mL) | 24 h (Log CFU/mL) | Survival rate (%) |
| L. plantarum ATCC14917 | 7.59±0.04 | 7.60±0.03 | 100.21±0.91 | 7.43±0.06 | 7.46±0.09 | 100.40±1.14 |
| L. plantarum SMF398 | 7.78±0.02 | 7.79±0.01 | 100.20±0.40 | 7.44±0.07 | 8.18±0.01 | 110.10±0.84 |
| L. plantarum SMF470 | 7.84±0.02 | 7.73±0.03 | 98.54±0.55 | 7.44±0.04 | 6.62±0.06 | 99.70±0.67 |
Each value represents mean±standard deviation of three independent experiments.