Table 2.
Effect of aging method and aging time on pH, aging loss, cooking loss, TBARS, protein solubility (sarcoplasmic, myofibrillar and total protein) of loin form pork
pH | Aging loss (%) | Cooking loss (%) | TBARSa | Sarcoplasmic protein (mg/g) | Myofibrillar protein (mg/g) | Total protein (mg/g) | |
---|---|---|---|---|---|---|---|
Aging method | |||||||
Wet aging | 5.41 | 4.94 | 27.75 | 0.17 | 79.23 | 43.11 | 112.34 |
Dry aging | 5.51 | 21.20 | 20.30 | 1.66 | 76.80 | 42.07 | 118.86 |
p value | < 0.001 | < 0.001 | < 0.001 | < 0.001 | 0.153 | 0.594 | 0.008 |
SEMb | 0.011 | 1.460 | 0.545 | 0.041 | 1.092 | 1.331 | 0.698 |
Aging time | |||||||
7 days | 5.43 | 10.57 | 25.10 | 0.77 | 81.93 | 39.37 | 118.78 |
14 days | 5.9 | 15.57 | 22.95 | 1.07 | 79.14 | 45.81 | 122.43 |
p value | < 0.001 | 0.022 | 0.545 | < 0.001 | 0.109 | 0.009 | 0.006 |
SEM | 0.001 | 1.460 | 0.008 | 0.041 | 1.092 | 1.331 | 0.698 |
Aging method × aging time | |||||||
Wet aging | |||||||
×7 days | 5.4 | 3.69 | 29.44 | 0.11 | 84.76 | 38.34 | 119.54 |
×14 days | 5.48 | 6.18 | 26.05 | 0.23 | 80.83 | 47.88 | 125.14 |
Dry aging | |||||||
×7 days | 5.50 | 17.44 | 20.75 | 1.42 | 81.18 | 40.40 | 118.01 |
×14 days | 5.57 | 24.96 | 19.85 | 1.90 | 79.54 | 43.74 | 119.72 |
p value | 0.845 | 0.234 | 0.116 | 0.205 | 0.478 | 0.139 | 0.084 |
SEM | 0.017 | 2.064 | 0.770 | 0.006 | 1.545 | 1.882 | 0.987 |
aUnit, MDA mg/kg meat
bSEM, standard error of mean