Table 1.
Effect of ultrasound-assisted chicken cartilage collagen peptide treatment on drip loss and cooking loss of chicken breast meat during storage at 4 °C and −18 °C.
| Storage (d) | Control | DW | UDW | CP | UCP |
|---|---|---|---|---|---|
| Drip loss (%) | |||||
| 0 (4/-18 °C) | 3.32 ± 0.42C | 3.30 ± 0.41C | 3.28 ± 0.46C | 3.1 ± 0.24B | 3.08 ± 0.23C |
| 1 (4 °C) | 3.88 ± 0.36aC | 3.81 ± 0.37aC | 3.71 ± 0.35aC | 3.28 ± 0.33bB | 3.24 ± 0.31bC |
| 3 (4 °C) | 5.64 ± 0.45aAB | 5.61 ± 0.48aAB | 5.56 ± 0.47aAB | 4.69 ± 0.33bA | 4.57 ± 0.30bA |
| 5 (4 °C) | 4.87 ± 0.21aB | 4.76 ± 0.23aB | 4.62 ± 0.22aB | 4.21 ± 0.20bA | 4.01 ± 0.17bB |
| 7 (4 °C) | 5.01 ± 0.39aB | 5.02 ± 0.40aB | 4.98 ± 0.37aB | 4.39 ± 0.29bA | 4.30 ± 0.26bAB |
| 5 (-18 °C) | 6.98 ± 0.82aA | 6.96 ± 0.75aA | 6.87 ± 0.77aA | 4.96 ± 0.64bA | 5.03 ± 0.66bA |
| 10(-18 °C) | 6.74 ± 0.83aA | 6.81 ± 0.85aA | 6.7 ± 0.81aA | 4.46 ± 0.77bA | 4.45 ± 0.81bAB |
| 15 (-18 °C) | 6.62 ± 0.83aA | 6.66 ± 0.81aA | 6.48 ± 0.79aA | 4.51 ± 0.71bA | 4.33 ± 0.80bAB |
| 20 (-18 °C) | 6.42 ± 0.77aA | 6.41 ± 0.72aA | 6.22 ± 0.88aA | 4.03 ± 0.81bAB | 4.01 ± 0.91bB |
| Cooking loss (%) | |||||
| 0 (4/-18 °C) | 22.41 ± 0.82aC | 21.90 ± 1.36aC | 20.60 ± 0.71abE | 18.41 ± 1.67bC | 18.34 ± 1.04bD |
| 1 (4 °C) | 22.62 ± 0.63aC | 22.05 ± 0.55aC | 20.55 ± 0.88abE | 18.53 ± 0.64bC | 18.41 ± 1.07bD |
| 3 (4 °C) | 28.78 ± 0.54aAB | 28.43 ± 0.67aAB | 24.68 ± 0.47bC | 22.12 ± 0.33cB | 21.98 ± 0.55cBC |
| 5 (4 °C) | 26.63 ± 1.01aB | 26.21 ± 0.35aB | 23.86 ± 0.63bCD | 20.96 ± 0.53cBC | 20.56 ± 0.48cC |
| 7 (4 °C) | 24.12 ± 0.53aBC | 23.94 ± 0.67aBC | 22.75 ± 0.37aD | 19.45 ± 0.29bBC | 19.27 ± 0.66bAB |
| 5 (-18 °C) | 30.92 ± 0.78aA | 30.76 ± 0.45aA | 29.93 ± 0.66aA | 26.04 ± 0.86bA | 25.76 ± 0.44bA |
| 10(-18 °C) | 29.78 ± 0.99aA | 29.56 ± 0.78aA | 28.22 ± 0.52aAB | 25.23 ± 0.77bA | 24.32 ± 0.51bAB |
| 15 (-18 °C) | 28.23 ± 1.02aAB | 28.62 ± 0.77aAB | 27.98 ± 0.33aB | 23.91 ± 0.52bB | 22.65 ± 0.38bB |
| 20 (-18 °C) | 28.32 ± 1.04aAB | 28.78 ± 0.56aAB | 28.12 ± 0.56aAB | 24.53 ± 0.75bAB | 23.97 ± 0.39bB |
Different lowercase letters in the same line indicate that there are significant differences among the groups at the same storage time (P < 0.05). Different capital letters in the same column indicate significant differences in the same group and different storage time (P < 0.05).