Table-4.
Antimicrobial results (mean±SD) of single treatments against L. monocytogenes viable cell count during 60 days of storage in Iranian white cheese.
| Day/Treatments | Incubation time (days) | p-value* | ||||||
|---|---|---|---|---|---|---|---|---|
| 0 Mean±SD | 3 Mean±SD | 7 Mean±SD | 15 Mean±SD | 30 Mean±SD | 45 Mean±SD | 60 Mean±SD | ||
| T1 | 3.4 (0.1)a | 5.5 (0.09)b | 6.6 (0.02)c | 7.9 (0.009)d | 7.4 (0.03)e | 7.7 (0.02)f | 8.1 (0.05)g | 0.004 |
| T2 | 3.2 (0.17)a | 5.2 (0.11)b | 6.4 (0.06)c | 7.1 (0.03)d | 7.3 (0.02)e | 7.7 (0.02)f | 7.9 (0.02)g | <0.001 |
| T3 | 3.3 (0.05)a | 4.9 (0.05)b | 6.1 (0.01)c | 6.6 (0.04)d | 6.8 (0.08)d | 7.5 (0.07)e | 7.4 (0.06)e | <0.001 |
| T4 | 3.1 (0.14)a | 3.7 (0.04)b | 4.4 (0.10)c | 5.5 (0.04)d | 5.6 (0.02)e | 5.4 (0.04)f | 5.3 (0.07)f | <0.001 |
| T5 | 3.2 (0.06)a | 3.8 (0.07)b | 4.2 (0.17)b | 4.8 (0.10)b | 5.3 (0.04)c | 5.1 (0.03)d | 5 (0.06)e | <0.001 |
| T6 | 3.1 (0.17)a | 5.4 (0.15)b | 6.5 (0.07)c | 7.2 (0.01)d | 7.5 (0.01)e | 7.7 (0.05)f | 7.9 (0.01)g | <0.001 |
| T7 | 3.1 (0.15)a | 5.4 (0.03)b | 5.3 (0.08)b | 5.1 (0.04)b | 4.9 (0.07)b | 4.7 (0.08)c | 4.6 (0.04)c | <0.001 |
| T8 | 3.1 (0.15)a | 4.9 (0.04)b | 5.1 (0.10)b | 4.9 (0.04)b | 4.8 (0.08)b | 4.6 (0.05)b | 4.4 (0.10)c | <0.001 |
*
p value for difference with control. The same letters do not differ statistically by the Tukey test (p<0.05)