Table 4.

Effect of SSC on L. monocytogenes and E. coli O157:H7 in milk stored at 4 and 10°C.

Temperature	Day	L. monocytogenes			E. coli O157:H7			Between bacteria
		Control	Extract		Control	Extract		Control	Extract
				p-value			p-value	p-value	p-value
4°C	0	4.52 ± 0.02d	4.52 ± 0.02d	1	4.06 ± 0.06c	4.06 ± 0.06b	1	0.002**	0.002**
	1	5.53± 0.08c	4.29 ± 0.15ab	0.002**	3.41 ± 0.06d	3.46 ± 0.24c	0.852	< 0.001***	0.041*
	3	7.34 ± 0.02b	4.00 ± 0.00bc	< 0.001***	5.69 ± 0.03b	4.58 ± 0.16a	0.002**	< 0.001***	0.021*
	7	7.96 ± 0.08a	3.74 ± 0.14c	< 0.001***	7.87 ± 0.00a	4.61 ± 0.14a	0.002**	0.302	0.011*
p-value		< 0.001***	0.003**		< 0.001	0.003
10°C	0	4.68 ± 0.10d	4.68 ± 0.10a	1	3.79 ± 0.16c	3.79 ± 0.12c	1	0.005**	0.005**
	1	5.85 ± 0.10c	4.81 ± 0.02a	0.007**	4.32 ± 0.12c	3.58 ± 0.16c	0.02*	< 0.001***	0.002**
	3	7.11 ± 0.05b	3.93 ± 0.07b	< 0.001***	6.89 ± 0.39b	4.73 ± 0.09b	0.026**	0.643	0.002**
	7	8.24 ± 0.07a	3.79 ± 0.26b	< 0.001***	8.37 ± 0.06a	7.47 ± 0.09a	0.001**	0.219	< 0.001***
p-value		< 0.001***	0.002**		< 0.001***	< 0.001***

Values are the means (log10 CFU/ml) of two experiments ± SEM.

Means within the column not sharing a similar superscript differ significantly (^*p < 0.05, ^**p < 0.01, and ^***p < 0.001, where ^*, ^**, and ^*** denote levels of significance difference).