Table 2 Number of C. perfringens CCUG 2035 on Amies swab before and after storage.
Prepared suspension (CFU/ml) of C. perfringens | No.* of C. perfringens on swab before transport | No.* of C. perfringens after transport at room temperature for 24 h | No.* of C. perfringens after transport at 4°C for 24 h |
|---|---|---|---|
0.5 × 105 | 200 | 65 | 60 |
0.5 × 104 | 17 | 15 | 11 |
0.5 × 103 | 4 | 1 | 1 |
0.5 × 102 | 1 | 0 | 0 |
0.5 × 101 | 0 | 0 | 0 |