Table 3 The R values between chemical contents and 1/IC 50
From: Antioxidant activity and mechanism of Rhizoma Cimicifugae
Total phenolics | Caffeic acid | Ferulic acid | Isoferulic acid | Total sugars | Total saponins | |
|---|---|---|---|---|---|---|
Anti-LPO | 0.99 | 0.98 | 0.96 | 0.95 | −0.69 | −0.001 |
DNA | 0.61 | 0.38 | 0.37 | 0.40 | −0.11 | −0.35 |
·OH | 0.57 | 0.37 | 0.34 | 0.47 | 0.11 | −0.68 |
·O2- | 0.36 | 0.38 | 0.33 | 0.53 | −0.53 | 0.14 |
Chelating | 0.17 | 0.31 | 0.31 | 0.21 | −0.88 | 0.94 |
DPPH· | 0.43 | 0.39 | 0.35 | 0.35 | 0.46 | −0.92 |
ABTS·+ | 0.57 | 0.54 | 0.61 | 0.49 | 0.30 | −0.84 |
Reducing | 0.82 | 0.65 | 0.68 | 0.68 | −0.26 | −0.39 |
Average | 0.56 | 0.51 | 0.50 | 0.51 | −0.20 | −0.26 |