Table 2.
Free radical scavenging activities of SJH.
| Sample | Free Radical Scavenging Activity IC 50 Value, (mg/mL) | ||
|---|---|---|---|
| DPPH | Alkyl | Hydroxyl | |
| DW | 2.94 ± 0.06 | 0.39 ± 0.06 | 1.59 ± 0.02 |
| Al | 3.69 ± 0.04 | 0.38 ± 0.04 | 1.63 ± 0.18 |
| α-chy | 3.37 ± 0.19 | 0.39 ± 0.01 | 1.03 ± 0.26 * |
| Fla | 4.40 ± 0.43 | 0.34 ± 0.02 | 1.40 ± 0.04 |
| Koji | 2.97 ± 0.51 | 0.44 ± 0.02 | 1.27 ± 0.09 |
| Neu | 5.31 ± 0.30 | 0.40 ± 0.02 | 2.96 ± 0.07 |
| Pap | 4.99 ± 0.00 | 0.40 ± 0.01 | 1.47 ± 0.08 |
| Pep | 3.89 ± 0.75 | 0.48 ± 0.03 | 3.46 ± 0.34 |
| Pro | 3.21 ± 0.42 | 0.42 ± 0.04 | 1.12 ± 0.07 * |
| Try | 3.83 ± 0.14 | 0.38 ± 0.06 | 1.59 ± 0.01 |
Alcalase; Al, α-chymotrypsin; α-chy, Flavourzyme; Fla, Kojizyme; Koj, Neutrase; Neu, Papain; Pap, Pepsin; Pep, Protamex; Pro, and Trypsin; Try; Significant difference identified at * p < 0.05, as compared to the distilled water (DW) extract.