Table 5.
Physicochemical fluctuation in raw buffalo steak supplemented with cluster bean and red common bean protein hydrolysate (CBH and RCH) compared to nisin during 0–30 days cold storage at 4 °C.
| Sample | Conc (µg/g) |
Cold storage Time (days) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| pH | Metmyoglobin (%) | Lipid Oxidation Inhibition (%) | |||||||||||
| 0 | 10 | 20 | 30 | 0 | 10 | 20 | 30 | 0 | 10 | 20 | 30 | ||
| Control | 0.0 | 5.8 a | 6.33 a | 7.50 a | 8.80 a | 10.00 a | 27.00 a | 43.00 a | 51.60 a | 38 d | 30 d | 22 d | 13 g |
| CBH | 100 | 5.7 b | 5.89 c | 6.25 c | 7.00 c | 9.1 ab | 19.00 c | 21.00 b | 30.45 d | 37 ab | 33 c | 30 c | 20 e |
| 250 | 5.65 b | 5.74 c | 6.20 c | 6.55 d | 8.2 bc | 14.50 cd | 16.00 c | 26.00 e | 37 ab | 35 b | 33 ab | 28 c | |
| 500 | 5.49 c | 5.67 c | 5.88 d | 6.14 e | 7.67 c | 11.99 d | 15.00 c | 21.65 f | 38 a | 37 a | 34 a | 33 a | |
| RCH | 100 | 5.89 a | 6.00 b | 6.54 b | 7.35 b | 9.8 a | 21.30 b | 25.90 b | 36.00 b | 36 b | 31 d | 28 d | 17 f |
| 250 | 5.72 b | 5.9 c | 6.32 c | 6.87 cd | 8.7 b | 16.55 c | 23.10 b | 32.50 c | 36 b | 34 c | 31 bc | 24 d | |
| 500 | 5.56 c | 5.79 c | 6.25 c | 6.44 d | 7.9 c | 14.33 cd | 16.80 c | 26.35 e | 37 ab | 36 ab | 32 b | 30 b | |
| Nisin | 500 | 5.51 c | 5.70 c | 6.12 c | 6.20 e | 7.7 c | 12.54 d | 15.56 c | 24.66 ef | 37 ab | 36 ab | 33 ab | 32 ab |
Means with different lowercase letters in the same column indicate significant differences.