Table 2 Antioxidant activity measured by DPPH scavenging
From: Chemical constituents, antioxidant, and antimicrobial activity of Allium chinense G. Don
Concentration (μg/ml) | Ascorbic acid | Leaf extract | Bulb extract |
|---|---|---|---|
1 | 9.630 ± 0.057 | 1.238 ± 0.133 | 1.972 ± 0.010 |
10 | 15.313 ± 0.067 | 3.665 ± 0.007 | 2.369 ± 0.056 |
25 | 29.390 ± 0.115 | 5.077 ± 0.015 | 4.317 ± 0.012 |
50 | 49.127 ± 0.037 | 7.502 ± 0.018 | 6.594 ± 0.032 |
75 | 62.160 ± 0.034 | 9.036 ± 0.139 | 7.479 ± 0.010 |
100 | 83.167 ± 0.072 | 10.729 ± 0.260 | 8.731 ± 0.006 |
IC50 | 55.118 | 533.337 | 678.347 |