TABLE 4A.

Viable cell count log cfu/ml of LAB survived in MRS broth at different pH and time intervals.

LAB strains	pH 2.5				pH 3.0
	0 h	1 h	2 h	3 h	0 h	1 h	2 h	3 h
OUBN1	7.01 ± 0.05	6.67 ± 0.04	6.62 ± 0.01	6.53 ± 0.04	6.93 ± 0.01	6.85 ± 0.02	6.78 ± 0.05	6.72 ± 0.05
OUBN3	6.98 ± 0.04	6.50 ± 0.04	6.40 ± 0.05	6.91 ± 0.04	6.90 ± 0.04	6.89 ± 0.04	6.86 ± 0.04	6.84 ± 0.05
OUBN4	7.05 ± 0.03	6.85 ± 0.02	6.81 ± 0.01	6.75 ± 0.03	6.96 ± 0.03	6.90 ± 0.05	6.85 ± 0.04	6.89 ± 0.02
OUBN5	7.03 ± 0.03	6.59 ± 0.03	6.56 ± 0.02	6.51 ± 0.02	6.99 ± 0.03	6.96 ± 0.03	6.88 ± 0.03	6.94 ± 0.02

The mean of three values is presented ± SD for each sample. Viable counts were expressed in log10 cfu/ml. P-value is significant (P < 0.001).