Treatments | Time (minutes) | Surviving E. coli O157:H7 population* (Log10 CFU/g) | E. coli O157:H7 Log10 reduction** | ||||
Day 0 | Day 1 | Day 3 | Day 0 | Day 1 | Day 3 | ||
PC | - | 4.0 ± 0.1a | 4.0 ± 0.5a | 4.1 ± 0.2a |
|
|
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W | 1 | 2.7 ± 0.1b | 3.0 ± 0.3b | 2.2 ± 0.3b | 1.2 | 1.0 | 1.9 |
HP | 1 | 1.9 ± 0.6c | 1.7 ± 0.9c | 1.0 ± 0.2c | 2.1 | 2.3 | 3.0 |
CHICO Washâ„¢ | 1 | 2.6 ± 0.9bd | 1.5 ± 1.1c | 2.5 ± 1.1d | 1.4 | 2.5 | 1.6 |
C8C10 (0.2%) | 1 | 2.5 ± 0.3bd | 3.1 ± 0.7b | 2.3 ± 0.2d | 1.5 | 1.0 | 1.7 |
C8C10 (0.4%) | 1 | 2.7 ± 0.2b | 2.8 ± 1.7b | 2.4 ± 0.2d | 1.3 | 1.3 | 1.6 |
CG100 (0.2%) | 1 | 2.0 ± 0.2c | 1.9 ± 0.2c | 2.0 ± 0.4b | 1.9 | 2.1 | 2.0 |
CG100 (0.4%) | 1 | 2.0 ± 0.3c | 1.7 ± 0.6c | 1.4 ± 0.9c | 2.0 | 2.4 | 2.7 |
W | 2 | 3.4 ± 0.5a | 3.2 ± 0.4b | 2.3 ± 0.2d | 0.6 | 0.8 | 1.7 |
HP | 2 | 2.4 ± 1.1bd | 1.5 ± 0.6c | 1.4 ± 0.6c | 1.5 | 2.6 | 2.7 |
CHICO Washâ„¢ | 2 | 2.1 ± 0.7c | 1.8 ± 0.9c | 1.8 ± 0.9cd | 1.9 | 2.2 | 2.3 |
C8C10 (0.2%) | 2 | 2.9 ± 0.8b | 3.1 ± 0.4b | 2.4 ± 0.3d | 1.0 | 1.0 | 1.7 |
C8C10 (0.4%) | 2 | 2.5 ± 0.3b | 2.5 ± 0.4bd | 2.4 ± 0.2d | 1.4 | 1.5 | 1.7 |
CG100 (0.2%) | 2 | 2.3 ± 0.2bd | 2.3 ± 0.2d | 2.2 ± 0.3b | 1.7 | 1.8 | 1.9 |
CG100 (0.4%) | 2 | 2.1 ± 0.5c | 1.5 ± 0.8c | 1.4 ± 0.6c | 1.9 | 2.5 | 2.6 |