Characterization and in vitro properties of potential probiotic Bifidobacterium strains isolated from breast-fed infant feces

Table 4 Bifidobacterial strain sensitivities to different antibiotics

Strains	MIC (μg/mL)
Strains	Ampicillin	Chloramphenicol	Kanamycin	Streptomycin	Tetracycline	Erythromycin	Rifampicin	Vancomycin
B. adolescentis IF1-03	0.125	2	>1024	128	8	>128	16	128
B. adolescentis IF1-04	0.125	2	>1024	256	16	>128	16	>128
B. adolescentis IF1-11	0.125	1	1024	256	2	>128	16	128
B. adolescentis IF1-12	0.125	2	>1024	256	2	>128	32	128
B. longum IF3-31	1	1	>1024	128	16	32	8	128
B. longum IF3-53	1	1	>1024	128	32	8	8	128
B. longum IF3-111	1	1	>1024	256	16	64	8	128
B. breve IF2-173	1	2	1024	128	32	>128	>128	>128
B. breve IF2-174	1	1	512	128	32	>128	8	>128
B. catenulatum/B. pseudocatenulatum IF2-141	1	1	>1024	512	32	16	16	128
B. catenulatum/B. pseudocatenulatum IF2-191	0.5	1	>1024	512	4	32	64	128
B. catenulatum/B. pseudocatenulatum IF3-131	2	1	>1024	512	4	8	>256	256
B. bifidum IF3-211	0.25	1	1024	32	32	>256	16	256

ISSN: 1869-2044