Table 3.
Assays (IC50 μg/ml) | Correlations R2 | |
---|---|---|
Phenolics | Flavonoids | |
DPPH | 0.9762b | 0.8843b |
Iron chelating assay | 0.8101b | 0.7657a |
Super oxide radical scavenging | 0.6987a | 0.6765b |
Hydrogen peroxide scavenging assay | 0.1223 | 0.1056 |
Hydroxyl radical scavenging activity | 0.2003 | 0.2060 |
ABTS+ radical scavenging assay | 0.8821b | 0.7797a |
S.asper methanolic extract and its soluble fractions were used in the correlation. a, b indicate significance at P < 0.05 and P < 0.01 respectively