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

-

5.0 ± 0.5a

4.7 ± 1.0a

4.2 ± 0.3a

W

1

4.1 ± 0.1a

3.5 ± 0.1b

3.1 ± 0.7b

0.9

1.2

1.1

HP

1

1.8 ± 0.7b

2.4 ± 0.1c

2.0 ± 0.7c

3.3

2.4

2.2

CHICO Washâ„¢

1

2.2 ± 0.7bc

2.4 ± 0.2cd

2.1 ± 0.3c

2.9

2.3

2.1

C8C10 (0.2%)

1

2.5 ± 0.3bc

2.7 ± 0.3cd

2.8 ± 0.4d

2.5

2.0

1.4

C8C10 (0.4%)

1

3.2 ± 0.5cd

2.8 ± 0.2cd

3.2 ± 0.8d

1.9

1.9

1.0

CG100 (0.2%)

1

2.9 ± 0.3cd

2.5 ± 0.3cd

3.0 ± 0.1d

2.1

2.3

1.2

CG100 (0.4%)

1

2.3 ± 0.2bc

2.7 ± 0.6cd

2.6 ± 0.5c

2.7

2.0

1.6

W

2

3.7 ± 0.3a

3.1 ± 0.1d

3.1 ± 0.6b

1.4

1.6

1.1

HP

2

1.9 ± 0.2bc

2.7 ± 0.4cd

1.9 ± 0.4c

3.2

2.1

2.3

CHICO Washâ„¢

2

2.6 ± 0.7bc

2.4 ± 0.6c

1.6 ± 0.4c

2.5

2.3

2.6

C8C10 (0.2%)

2

3.1 ± 0.2d

2.9 ± 0.6cd

2.5 ± 0.2d

1.9

1.8

1.7

C8C10 (0.4%)

2

3.1 ± 0.3d

3.3 ± 0.6d

2.8 ± 0.0d

1.9

1.5

1.4

CG100 (0.2%)

2

2.7 ± 0.3cd

2.5 ± 0.6cd

2.6 ± 0.6d

2.4

2.3

1.6

CG100 (0.4%)

2

2.8 ± 0.1cd

2.7 ± 0.9cd

1.9 ± 0.3c

2.3

2.0

2.3