Table 2. Strain tolerances to acid in phosphate-buffered saline at pH 3 and bile salt in modified PTYG medium containing 0.3% bile salt (%, w/v).

Strain number	Survival rate at pH 3.0 (%, N/N)	Survival rate at 0.3% bile salt (%, N/N)
BZ8	93.15 ± 0.07	93.94 ± 0.16
BZ10	97.62 ± 0.10	98.52 ± 0.32
BZ12	93.04 ± 0.20	87.52 ± 0.28
BZ13	96.97 ± 0.32	98.18 ± 0.015
BZ14	95.62 ± 0.33	98.79 ± 0.21
BZ17	98.70 ± 0.13	68.32 ± 0.12
BZ22	97.45 ± 0.12	61.27 ± 0.29
BZ24	97.14 ± 0.13	96.91 ± 0.24
BZ25	97.27 ± 0.21	101.45 ± 0.39
BZ29	98.44 ± 0.19	96.86 ± 0.11