Table 4.
Comparative analysis of isolates screened for potential probiotic properties
| Isolate | ID | Source | GI transit profile | Antimicrobial activity | Caco-2 adherence |
|---|---|---|---|---|---|
| Bifidobacterium boum (breve) | 396 B1 | Fecal | Not tested | None | Lower than standard |
| Bifidobacterium longum subsp infantis (breve) | 159 B1 | Isolate match | Not tested | None | Poor |
| L. crispatus | 330 L1 | Fecal | Limited acid tolerance, good tolerance of bile and intestinal conditions | Acid - Against | |
| Listeria, E. coli | Greater than standard | ||||
| L. fermentum | 297 R1 | Fecal | Limited acid tolerance, good tolerance of bile and intestinal conditions | Acid | Not tested |
| L. fermentum [NOT IN LIST OF UNIQUE ISOLATES] | 289 LT2 | Isolate match | Limited acid tolerance, good tolerance of bile and intestinal conditions | Acid | Not tested |
| L. gasseri | 147 LT2 | Isolate match | Tolerates acid but not bile and intestinal pH | Acid Against MRSA, Listeria, E. coli, Salmonella | Greater than standard |
| L. gasseri | 291 R3 | Isolate match | Tolerates acid but not bile and intestinal pH | Acid Against L. delbrueckii, | |
| E. Coli | Lower than standard | ||||
| L. gasseri | 312 LT4 | Fecal | Tolerates acid but not bile and intestinal pH | Acid Against MRSA, Listeria, E. coli, Salmonella | Greater than standard |
| L. gasseri | 163 L1 | Milk | Limited acid tolerance, fair survival in bile and intestinal pH | Acid Against E. coli, Salmonella | Lower than standard |
| L. gasseri | 163 R1 | Milk | Acid tolerance, fair survival in bile and intestinal pH | None | Lower than standard |