Table 2.
Processing properties of the hydrolysates (mean ± standard deviation).
| Protease | Pretreatment Method |
Foaming Capacity (%) |
Foam Stability (%) |
Emulsion Activity (%) |
|---|---|---|---|---|
| ProteAXH | DHT | 126.00 ± 1.73 Fb | 10.07 ± 1.96 Ec | <10 |
| AHT | 106.67 ± 2.89 Gc | 10.89 ± 2.37 Ec | <10 | |
| UST | 139.00 ± 3.61 Ea | 16.52 ± 1.50 Db | <10 | |
| Control | 113.33 ± 7.64 Gc | 23.43 ± 2.17 Ca | <10 | |
| Protamex | DHT | 214.33 ± 4.04 Db | 35.15 ± 2.78 Aa | 49.82 ± 0.30 Ba |
| AHT | 216.00 ± 5.29 Db | 10.51 ± 1.31 Ed | 26.67 ± 1.61 Eb | |
| UST | 253.00 ± 5.57 ABa | 20.95 ± 0.31 Cc | 51.40 ± 0.80 Ba | |
| Control | 257.33 ± 0.58 Aa | 31.09 ± 0.83 Bb | 51.05 ± 0.53 Ba | |
| Flavourzyme | DHT | 245.67 ± 4.04 BCb | 17.23 ± 0.34 Da | 54.21 ± 1.39 Aa |
| AHT | 252.00 ± 3.46 ABa | 9.13 ± 0.76 Eb | 38.60 ± 1.22 Cb | |
| UST | 245.33 ± 2.52 BCb | 10.20 ± 2.09 Eb | 36.14 ± 0.61 Dc | |
| Control | 238.67 ± 1.15 Cc | 9.92 ± 1.39 Eb | 35.44 ± 1.22 Dc |
DHT: dry heating treatment; AHT: aqueous heating treatment; UST: ultrasound treatment. The uppercase letters indicate significant differences among all test samples, while lowercase letters indicate significant differences among the hydrolysates prepared using the same protease (p < 0.05).