Table 2 The bacteria survival rate of L. plantarum KMP in MRSC broth at 37 oC for 0 and 3 h incubation under the acid condition (pH 2.0 and pH 3.0) and bile salt condition 0.3 and 0.5% (w/v)
L. plantarum KMP | 0 h incubation | 3 h incubation | ||||
|---|---|---|---|---|---|---|
Viable bacterial count (CFU/mL) | Viable bacterial count (log CFU/mL) | Bacteria survival rate (%) | Viable bacterial count (CFU/mL) | Viable bacterial count (log CFU/mL) | Bacteria survival rate (%) | |
Acid tolerance | ||||||
 pH 2.0 | 3.30 × 105 | 5.52 | 100 | 0 | – | 0 |
 pH 3.0 | 3.50 × 105 | 5.54 | 100 | 3.10 × 105 | 5.49 | 89 |
 Control | 2.70 × 105 | 5.43 | 100 | 1.10 × 106 | 6.04 | 407 |
Bile tolerance | ||||||
 0.3% | 3.70 × 105 | 5.57 | 100 | 1.49 × 106 | 6.17 | 403 |
 0.5% | 3.00 × 105 | 5.48 | 100 | 1.48 × 106 | 6.17 | 493 |
 Control | 4.70 × 105 | 5.67 | 100 | 1.35 × 106 | 6.13 | 287 |