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Table 2 The viable counts of the non- adapted and the adapted cultures exposed to different bile concentrations

From: Cocktails of probiotics pre-adapted to multiple stress factors are more robust under simulated gastrointestinal conditions than their parental counterparts and exhibit enhanced antagonistic capabilities against Escherichia coli and Staphylococcus aureus

Probiotic strains

Acid- bile- temperature adapted

Bile concentration (%)

0

1

2

3

Time (hours)

1

2

3

1

2

3

1

2

3

1

2

3

B. bifidum LMG 11041

No

8.07 ± 1.5

8.15 ± 2.2

8.28 ± 2.6

7.22 ± 1.5

7.07 ± 2.4

6.91 ± 1.8

6.95 ± 2.0

6.83 ± 1.2

6.71 ± 0.5

6.67 ± 2.6

6.38 ± 1.8

6.22 ± 1.4

Yes

8.46 ± 1.7

8.72 ± 2.7

9.05 ± 2.5

7.65 ± 2.5

7.54 ± 2.1

7.43 ± 1.9

7.47 ± 2.0

7.31 ± 1.5

7.21 ± 1.0

7.34 ± 1.9

7.22 ± 2.3

7.12 ± 1.5

B. longum LMG 13197

No

8.05 ± 1.7

8.12 ± 2.0

8.23 ± 2.6

7.12 ± 0.9

6.92 ± 1.5

6.73 ± 1.2

6.80 ± 1.8

6.73 ± 1.0

6.51 ± 2.0

6.45 ± 2.0

6.28 ± 1.25

6.13 ± 1.3

Yes

8.44 ± 2.3

8.61 ± 2.9

8.83 ± 3.1

7.51 ± 1.2

7.42 ± 2.0

7.37 ± 1.5

7.45 ± 2.5

7.38 ± 2.8

7.22 ± 2.0

7.27 ± 2.3

7.13 ± 2.5

7.05 ± 1.5

B. longum Bb46

No

8.03 ± 1.2

8.08 ± 2.0

8.19 ± 2.7

7.07 ± 2.0

6.84 ± 1.8

6.63 ± 1.0

6.71 ± 2.0

6.63 ± 1.5

6.47 ± 1.2

6.22 ± 1.1

6.04 ± 1.5

5.74 ± 0.9

Yes

8.40 ± 2.5

8.55 ± 3.2

8.78 ± 3.7

7.47 ± 2.5

7.32 ± 1.8

7.27 ± 2.0

7.42 ± 2.5

7.32 ± 2.3

7.18 ± 2.0

7.07 ± 2.5

6.94 ± 2.0

6.76 ± 2.3

L. acidophilus La14 150B

No

8.31 ± 2.1

8.45 ± 2.5

8.54 ± 3.0

7.43 ± 1.5

7.22 ± 1.7

7.17 ± 2.0

7.23 ± 2.0

7.12 ± 1.5

7.05 ± 1.2

7.08 ± 1.8

6.94 ± 1.5

6.77 ± 2.0

Yes

8.88 ± 3.4

9.37 ± 2.9

9.68 ± 2.4

7.92 ± 2.6

7.83 ± 2.0

7.76 ± 2.3

7.84 ± 2.2

7.74 ± 2.0

7.61 ± 1.8

7.64 ± 1.5

7.52 ± 1.0

7.44 ± 1.1

L. fermentum

No

8.12 ± 2.1

8.18 ± 2.0

8.34 ± 2.5

7.26 ± 0.5

7.11 ± 1.2

7.02 ± 0.9

7.04 ± 1.5

6.94 ± 2.0

6.84 ± 1.2

6.87 ± 1.2

6.73 ± 1.5

6.51 ± 2.0

Yes

8.58 ± 2.0

8.86 ± 2.7

9.17 ± 1.7

7.77 ± 1.5

7.70 ± 2.0

7.62 ± 1.7

7.52 ± 2.3

7.44 ± 2.7

7.38 ± 1.3

7.41 ± 1.8

7.28 ± 2.0

7.19 ± 2.3

L. plantarum

No

8.18 ± 1.5

8.24 ± 2.5

8.42 ± 1.8

7.38 ± 1.2

7.17 ± 1.0

7.08 ± 1.5

7.13 ± 2.0

7.08 ± 1.2

6.97 ± 1.5

6.94 ± 1.1

6.84 ± 1.3

6.73 ± 1.5

Yes

8.63 ± 2.2

9.08 ± 1.5

9.47 ± 2.4

7.85 ± 2.0

7.77 ± 2.3

7.68 ± 1.8

7.67 ± 2.5

7.51 ± 2.3

7.42 ± 2.0

7.49 ± 2.5

7.39 ± 2.7

7.28 ± 2.3

  1. Each value in the table represents the mean of triplicate counts from three separate experiments.