Table 1. Bifidobacterial strains tested in this study

Species/ strains	Sources
Bifidobacterium longum MG723	Korean infants feces
Bifidobacterium breve MG729	Korean infants feces
Bifidobacterium bifidum MG731	Korean infants feces
Bifidobacterium animalis subsp. lactis MG741	Korean infants feces