Table 2.
IC50 values of compounds 1–17 for DPPH radical scavenging activity.
| Samples | IC50 (μg/mL) | Compounds | IC50 (μM) |
|---|---|---|---|
| AS | 27.12 ± 3.00 c | 1 + 2 | 47.51 ± 1.00 d |
| FAS | 12.64 ± 3.61 b | 3 | 32.13 ± 0.22 b,c |
| Ascorbic acid | 3.04 ± 0.12 a | 4 | 28.34 ± 0.35 b,c |
| 5 | 20.13 ± 0.13 a | ||
| 6 | 24.98 ± 0.21 a,b | ||
| 7 | 107.79 ± 1.07 h | ||
| 8 | 623.41 ± 13.09 i | ||
| 9 | 34.87 ± 2.98 c | ||
| 10 | 45.11 ± 1.66 d | ||
| 11 | 31.07 ± 0.86 b,c | ||
| 12 | 44.40 ± 0.96 d | ||
| 13 | 28.99 ± 1.07 b,c | ||
| 14 + 15 | 60.31 ± 0.39 e | ||
| 16 | 101.21 ± 1.03 g | ||
| 17 | 68.89 ± 2.00 f | ||
| Ascorbic acid | 46.03 ± 0.45 d | ||
Values are presented as mean ± SD (n = 3). Different superscript letters indicate a significant difference (p value < 0.05).