Assay | IC50 in μg/mL |
---|
DPPH inhibition | ABTS inhibition | NO inhibition |
---|
RSP | 854.65 ± 25.44 | > 1000 | > 100 |
FSP | 234.48 ± 22.55 | 691.86 ± 33.41 | 84.43 ± 4.97 |
BSP | 134.33 ± 1.02 | 400.08 ± 3.12 | 78.40 ± 3.47 |
LSP | 7.98 ± 0.45a
| 15.35 ± 0.13a
| 46.09 ± 1.53a
|
Ascorbic acid | 1.56 ± 0.57b
| 1.89 ± 0.36b
| nd |
Trolox | 3.57 ± 0.26b
| 5.23 ± 0.98b
| nd |
Quercetin | nd | nd | 5.07 ± 0.54b
|
-
nd not determined, LSP Methanol extract from leaves of S. pobeguinii, RSP Methanol extract from roots of S. pobeguinii, FSP CH2Cl2/MeOH (1:2) extract from fruits of S. pobeguinii, BSP Methanol extract from bark of S. pobeguinii
- Data are presented as means of triplicate measurements ± standard error
-
a significant difference between the extracts tested, (p Ë‚ 0.05)
-
bsignificant difference between the extracts and the positive controls, (p Ë‚ 0.05)