Table 4. Bile tolerance of lactic acid bacteria for 24 hours

Strains Viable cell counts (CFU/mL)
pH 7.0 (control) pH 3.0 pH 2.0 pH 1.5
LA-5 8.68×109±0.4×109 1.38×107±0.08×107 7.53×106±0.12×106 7.32×105±0.04×105
V4 7.61×109±0.22×109 5.21×107±0.04×107 8.51×106±0.1×106 1.53×105±0.06×105
V7 5.01×108±0.08×108 2.56×106±0.1×106 7.31×105±0.04×105 6.59×104±0.04×104
V8 2.01×108±0.04×108 8.26×107±0.02×107 3.78×105±0.02×105 1.08×104±0.08×104
V10 6.61×109±0.06×109 3.52×108±0.08×108 5.36×106±0.02×106 2.41×105±0.01×105
V11 1.35×108±0.07×108 8.51×107±0.2×107 2.53×106±0.08×106 8.07×103±0.12×103
V12 5.46×108±0.1×108 2.39×106±0.12×106 3.66×106±0.2×106 7.59×105±0.08×105
All value were mean of triplicates.
All samples incubated at 37°C for 24 h in broth containing 0.3% oxgall.
LA-5: Lactobacillus acidophilus (commercial strain); V4: Ligilactobacillus salivarius; V7, 10, 11, 12: Lactiplantibacillus plantarum; V8: Limosilactobacillus fermentum.