Table 5. Changes in pH, 2-thiobarbituric acid (TBA), volatile basic nitrogen (VBN), and total microbial count (TMC) during storage of grape pomace-marinated pork loin

Items Storage day Treatments1)

CON T1 T2 T3 T4 T5
pH 0 5.86±0.02a 5.53±0.02c 5.50±0.05c 5.66±0.02b 5.66±0.01b 5.53±0.03c
5 5.81±0.01a 5.61±0.01b 5.49±0.03c 5.58±0.01b 5.50±0.00c 5.44±0.01d
10 5.68±0.00a 5.28±0.01d 5.29±0.01d 5.48±0.01b 5.37±0.00c 5.47±0.02b
TBA (mg MA/kg) 0 0.20±0.01b 0.21±0.00b 0.25±0.00a 0.10±0.00d 0.12±0.00c 0.11±0.00cd
5 0.24±0.00b 0.16±0.00cd 0.28±0.00a 0.14±0.00d 0.18±0.04cd 0.19±0.03c
10 0.19±0.01b 0.23±0.02a 0.27±0.04a 0.14±0.02c 0.17±0.00bc 0.16±0.02bc
VBN (mg%) 0 17.57±0.72a 15.37±0.27b 15.09±0.38b 13.72±0.82cd 13.54±0.57d 14.82±0.72bc
5 19.58±0.41a 14.64±0.15cd 15.83±0.27b 14.04±0.19d 14.55±0.41cd 15.37±1.14bc
10 23.88±0.95a 18.11±1.94c 18.39±0.27c 20.72±2.91bc 22.42±0.57ab 19.85±1.14bc
TMC (Log CFU/g) 0 3.65±0.10b 3.54±0.05b 3.48±0.01b 4.03±0.17a 3.49±0.13b 3.62±0.04b
5 4.47±0.02a 4.08±0.06c 3.73±0.09d 4.32±0.00b 4.01±0.04c 3.79±0.05d
10 5.13±0.00a 3.34±0.02c 2.99±0.21d 4.77±0.01b 4.63±0.03b 3.30±0.03c