Table 4.
Antioxidant and antihypertensive activities of fish protein hydrolysates (FPHs) obtained from by-products of fish discards. Errors shown are the confidence intervals for n = 2 and α = 0.05. ND: not detected; NDe: not determined.
| Sample | Antioxidant | Antihypertensive | |||
|---|---|---|---|---|---|
| FPHs | DPPH (%) | ABTS (μg/mL) | Crocin (μg/mL) | IACE (%) | IC50 (μg/mL) |
| SB_G | 34.26 ± 2.85 | 13.02 ± 2.11 | 7.45 ± 0.66 | 57.02 ± 7.10 | 361.1 ± 39.3 |
| SB_Bo | 2.29 ± 1.52 | 3.45 ± 1.88 | ND | ND | NDe |
| SB_HM | 21.88 ± 4.25 | 12.13 ± 0.93 | 4.95 ± 1.87 | 33.26 ± 27.39 | NDe |
| SB_Ha | 23.12 ± 1.98 | 9.45 ± 2.02 | 3.98 ± 2.67 | 42.05 ± 2.75 | NDe |
| SB_Me | 13.25 ± 1.99 | 6.89 ± 0.88 | 2.61 ± 1.95 | 25.41 ± 4.87 | NDe |
| H_G | 40.28 ± 3.72 | 16.32 ± 1.72 | 8.35 ± 0.53 | 62.18 ± 4.06 | 195.6 ± 20.7 |
| H_Bo | 49.12 ± 3.58 | 25.45 ± 2.12 | 11.45 ± 0.98 | 73.77 ± 8.33 | 178.3 ± 31.3 |
| H_HM | 25.21 ± 2.09 | 12.94 ± 1.65 | 6.53 ± 3.01 | 45.46 ± 3.97 | NDe |
| H_Ha | 24.05 ± 2.42 | 10.55 ± 0.67 | 5.19 ± 1.74 | 44.48 ± 8.00 | NDe |
| H_Me | 10.02 ± 1.52 | 2.32 ± 1.87 | ND | 7.71 ± 1.66 | NDe |