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β‐galactosidase activity of three VSL#3 lots.
| Sample | Expiration date | β‐galactosidase activity (AU) |
|---|---|---|
| Lot B | 06/2018 | 8.8 ± 0.3 |
| Lot C | 06/2019 | 9.3 ± 0.3 |
AU, (mOD420nm min−1), statistically significant differences were determined by an unpaired Student's t test (P < 0.05). No significant differences were detected, P: 0.1108.
