TABLE 1.
Bifidobacteria used in this study.
| Group | Strains | Source | Ways to acquire | Characteristics |
| CMB1 | Bifidobacterium longum CCFM 643 | Human feces | Acquired CGMCC1.3048 | All strains had adherence property. |
| Bifidobacterium breve CCFM 670 | Infant feces | Acquired CGMCC1.3013 | ||
| Bifidobacterium bifidum CCFM 16 | Infant feces | Acquired CGMCC1.3001 | ||
| Bifidobacterium adolescentis CCFM 669 | Human feces | Acquired ATCC15701 | ||
| Bifidobacterium animalis CCFM 625 | Mixed fermentation bacteria | Acquired ATCC15703 | ||
| CMB2 | Bifidobacterium longum CCFM 642 | Infant feces | Acquired ATCC15705 | All strains had no adherence property. |
| Bifidobacterium breve CCFM 622 | Infant feces | Screened | ||
| Bifidobacterium bifidum CCFM 641 | Infant feces | Acquired ATCC29521 | ||
| Bifidobacterium adolescentis CCFM 626 | Health human intestinal flora | Acquired CGMCC1.3003 | ||
| Bifidobacterium animalis CCFM 624 | Rabbit feces | Acquired CGMCC1.1852 |
CMB1, combining multiple strains of Bifidobacterium with adhesion property; CMB2, combining multiple strains of Bifidobacterium with no adherence property. CGMCC, China General Microbiological Culture Collection; ATCC, American Type Culture Collection.