Table 3.
Total phenolic content and DPPH radical scavenging potential of the 80% methanol extracts of plants
| Plant name | IC50 DPPH a | Total phenol b |
|---|---|---|
| S. xanthocheila | 457.00± 41.62 | 12.49± 1.18 |
| S. limbata | 557.40± 12.73 | 12.95± 0.70 |
| S. aegyptiaca | 330.4± 11.06 | 13.83± 0.16 |
| S. aethiopis | 237.37± 8.05 | 14.13± 0.90 |
| S. sclarea | 190.74± 5.7 | 14.83± 0.80 |
| S. syriaca | 315.1± 5.71 | 18.08 ± 0.41 |
| S. eremophila | 114.57± 11.5 | 18.86± 0.98 |
| S. santolinifolia | 117.34± 4.07 | 20.21± 0.87 |
| S. hypoleuca | 197.23± 6.86 | 20.27± 0.50 |
| S. atropatana | 89.47± 5.97 | 25.70± 0.04 |
| S. nemorosa | 138.43± 4.6 | 30.36±1.08 |
| Quercetin | 1.79±0.046 | - |
a) DPPH IC50 (μg plant extracted or μg quercetin/ 1 mL 10-4 M DPPH), b) Total phenol (mg eq. gallic acid in 1 g dried plant).