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Enumeration of M. avium subsp. paratuberculosis on cheese surface
| Cheese type | Days of ripening | Counts (CFU/25 cm2) of M. avium subsp. paratuberculosis on cheese surface
|
|||
|---|---|---|---|---|---|
| Cheese 1 (ATCC 19698) | Cheese 2 (ATCC 19698) | Cheese 1 (Niebüll) | Cheese 2 (Niebüll) | ||
| Hard | 30 | NDa | ND | ND | ND |
| 60 | ND | ND | 0 | 1 | |
| 90 | 0 | 0 | 0 | 0 | |
| Semihard | 30 | ND | ND | 2 | 4 |
| 60 | ND | ND | 0 | 0 | |
| 90 | 0 | 0 | 0 | 0 | |
ND, not determined.
