Table 2.

pH changes in P. mirabilis culture with or without Lactobacillus strains in synthetic urine during incubation at 37 °C

Culture	pH value
	0 h	5 h	8 h	24 h
P. mirabilis C7	6.18 ± 0.36	6.65 ± 0.35	7.5 ± 0.64	10.01 ± 0.08
P. mirabilis C7 + L. plantarum S23K2	6.20 ± 0.36	6.69 ± 0.38	7.82 ± 0.82	9.99 ± 0.10
P. mirabilis C7 + L. plantarum S18K2	6.18 ± 0.34	6.60 ± 0.38	7.45 ± 0.89	9.84 ± 0.34
P. mirabilis C7 + L. plantarum S2K18	6.50 ± 0.06	6.94 ± 0.05	8.27 ± 0.39*	10.03 ± 0.01
P. mirabilis C7 + L. plantarum S21K7	6.51 ± 0.01	6.92 ± 0.07	8.25 ± 0.34*	10.01 ± 0.01
P. mirabilis C7 + L. brevis S18K7	6.53 ± 0.02	6.89 ± 0 02	8.24 ± 0.34*	10.02 ± 0.01
P. mirabilis C7 + L. brevis S20K3	6.18 ± 0.10	6.60 ± 0.13	8.20 ± 0.27*	9.68 ± 0.06*
P. mirabilis C7 + L. brevis S21K5	6.16 ± 0.06	6.62 ± 0.14	8.26 ± 0.24*	9.68 ± 0.05*
P. mirabilis C7 + L. brevis S1K1	6.17 ± 0.09	6.61 ± 0.13	8.19 ± 0.26*	9.66 ± 0.06*

Results are presented as means ± standard deviation (SD) of five experiments

*p < 0.05 for comparison of pH in mixed culture vs. pure culture of P. mirabilis, Mann-Whitney U test