Table 1.
Change in Salmonella spp. count, LAB count and TVC (log CFU/g) in packaged minced meat samples during storage at 3 ± 1 °C (mean ± SEM).
| Parameter | Day of storage |
|||||||
|---|---|---|---|---|---|---|---|---|
| 0 | 3 | 6 | 9 | 12 | F | df | p | |
| Salmonella spp. count | ||||||||
| VP | 8.8Aa ± 0.04 | 8.3Aa ± 0.01 | 6.9Ab ± 0.00 | 7.1Ab ± 0.01 | 7.4Ac ± 0.08 | 212.0 | 4 | <0.0001 |
| MAP1 | 8.8Aa ± 0.04 | 8.0Ab ± 0.02 | 6.7Bc ± 0.01 | 7.1Ad ± 0.00 | 6.9Be ± 0.01 | 569.6 | 4 | <0.0001 |
| MAP2 | 8.8Aa ± 0.04 | 8.0Ab ± 0.02 | 6.8ABc ± 0.02 | 7.1Ad ± 0.00 | 7.2Cd ± 0.02 | 344.6 | 4 | <0.0001 |
| F | – | 3.003 | 6.558 | 0.3535 | 57.68 | |||
| df | – | 2 | 2 | 2 | 2 | |||
| p | – | 0.0800 | 0.0090 | 0.7079 | <0.0001 | |||
| LAB count | ||||||||
| VP | 3.1Aa ± 0.02 | 3.9Ab ± 0.01 | 4.0Abc ± 0.02 | 4.4Ac ± 0.09 | 5.0Ad ± 0.09 | 50.86 | 4 | <0.0001 |
| MAP1 | 3.1Aa ± 0.02 | 4.0Abd ± 0.05 | 3.7Bc ± 0.04 | 3.9Bb ± 0.03 | 4.0Bd ± 0.03 | 556.4 | 4 | <0.0001 |
| MAP2 | 3.1Aa ± 0.02 | 3.6Bb ± 0.03 | 3.9Cc ± 0.02 | 4.1ABd ± 0.05 | 4.9Ac ± 0.03 | 514.9 | 4 | <0.0001 |
| F | – | 25.45 | 155.9 | 4.529 | 66.67 | |||
| df | – | 2 | 2 | 2 | 2 | |||
| p | – | <0.0001 | <0.0001 | 0.0289 | <0.0001 | |||
| TVC | ||||||||
| VP | 7.0Aa ± 0.02 | 8.1Ab ± 0.01 | 7.9Ab ± 0.04 | 9.2Ac ± 0.03 | 9.5Ac ± 0.08 | 73.77 | 4 | <0.0001 |
| MAP1 | 7.0Aa ± 0.02 | 7.7Abc ± 0.07 | 7.2Ba ± 0.00 | 7.3Bab ± 0.00 | 7.9Bc ± 0.01 | 12.24 | 4 | <0.0001 |
| MAP2 | 7.0Aa ± 0.02 | 7.8Aab ± 0.00 | 8.8Cbc ± 0.02 | 8.2ABbc ± 0.03 | 9.1Ac ± 0.02 | 8.973 | 4 | 0.0001 |
| F | – | 2.364 | 118.9 | 11.65 | 9.907 | |||
| df | – | 2 | 2 | 2 | 2 | |||
| p | – | 0.1281 | <0.0001 | 0.0009 | 0.0018 | |||
Different lowercase lettera–e within lines indicate significant difference p < 0.05 between different days of same treatment; different uppercase letterA–C within column, within same bacterial group, indicate significant difference p < 0.05 between treatments of the same day.