Table 3 Effect of increasing concentrations of Karapxa decoction (KD) on radical scavenging with DPP•, Nitric oxide (•NO), Superoxide, and lipid peroxidation models, compared to ascorbic acid or butylated toluene controls
Product | Concentration (μg/ml) | DPP• scavenging (%) | •NO scavenging (%) | Superoxide scavenging (%) | Lipid peroxidation inhibition (%) |
|---|---|---|---|---|---|
KD | 3.13 μg/ml | 6.13 ± 1.23 | 13.3 ± 1.89 | 4.8 ± 0.4 | 12.0 ± 2.65 |
KD | 6.25 μg/ml | 15.7 ± 1.46 | 31.3 ± 2.72 | 8.6 ± 4.23 | 21.2 ± 3.33 |
KD | 12.50 μg/ml | 31.1 ± 3.21 | 49.1 ± 2.84 | 23.0 ± 3.69 | 29.3 ± 2.15 |
KD | 25.0 μg/ml | 45.2 ± 2.56 | 64.2 ± 5.52 | 33.4 ± 4.12 | 43.4 ± 4.96 |
KD | 50.0 μg/ml | 65.2 ± 3.14 | 71.5 ± 4.82 | 49.7 ± 3.88 | 48.5 ± 4.48 |
KD | 100.0 μg/ml | 82.2 ± 3.67 | 83.3 ± 2.52 | 69.1 ± 5.19 | 65.7 ± 4.18 |
AA | 50.0 μg/ml | 84.3 ± 4.68 | 39.2 ± 3.39 |  |  |
BHT | 50.0 μg/ml |  |  | 21.1 ± 2.43 | 61.1 ± 2.91 |