TABLE 7.

Survival of L. amylolyticus, L. panis, and L. pontis in synthetic stomach juice at pH 2.5

Isolatea	CFU of lactobacilli ml−1 at (% survival):
	0 min	30 min	180 min
L. amylolyticus
DAF 262	5.4 (100)	<2.0b (<0.04)	<1.0b (<0.004)
DAF 285	3.3 (100)	<2.0 (<5)	<1.0 (<0.5)
DAF 353	5.4 (100)	<2.0 (<0.04)	<1.0 (<0.004)
L. panis
DAF 1	4.2 (100)	3.0 (6)	2.2 (1)
DAG 76	5.7 (100)	4.7 (10)	3.7 (1)
DAF 355	5.5 (100)	<2.0 (<0.03)	<1.0 (<0.003)
L. pontis
DAF 3	6.0 (100)	5.3 (20)	4.8 (6)
DAF 18	6.1 (100)	4.0 (0.8)	3.8 (0.5)
DAG 139	4.8 (100)	4.5 (50)	3.5 (5)

^aDAF, strains isolated from WWDG; DAG, strains isolated from pig feces.

^bLowest detection level.