Table 2.
Biological activity of free cells and microencapsulated L. reuteri TF-7 to produce BSH during long-term storage
| Weeks | BSH activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Storage at 4 °C | Storage at 25 °C | Storage at 35 °C | |||||||
| Free cells | WPI | WPI-NCS | Free cells | WPI | WPI-NCS | Free cells | WPI | WPI-NCS | |
| 0 | +++ | +++ | +++ | +++ | +++ | +++ | +++ | +++ | +++ |
| 1 | +++ | +++ | +++ | +++ | +++ | +++ | +++ | +++ | +++ |
| 2 | +++ | +++ | +++ | +++ | +++ | +++ | +++ | +++ | +++ |
| 3 | +++ | +++ | +++ | +++ | +++ | +++ | +++ | +++ | +++ |
| 4 | +++ | +++ | +++ | +++ | +++ | +++ | +++ | +++ | +++ |
| 5 | +++ | +++ | +++ | +++ | +++ | +++ | ++ | +++ | +++ |
| 6 | +++ | +++ | +++ | +++ | +++ | +++ | + | +++ | +++ |
| 7 | +++ | +++ | +++ | ++ | +++ | +++ | + | +++ | +++ |
| 8 | +++ | +++ | +++ | ++ | +++ | +++ | ND | +++ | +++ |
| 9 | ++ | +++ | +++ | ++ | +++ | +++ | ND | +++ | +++ |
| 10 | ++ | +++ | +++ | + | +++ | +++ | ND | ++ | +++ |
| 11 | + | +++ | +++ | + | +++ | +++ | ND | ++ | ++ |
| 12 | + | +++ | +++ | + | ++ | +++ | ND | + | ++ |
BSH activity was interpreted based on the diameter of precipitation zone (n = 3, means ± SD): ND, no zone; + , ≤ 8.0 mm (weak); ++, 8.1–13.0 mm (moderate); +++, ≥ 13.1 mm (strong)