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Table 1 IC50 values of the SPW1 and standard compounds for different antioxidant, free radical and metal chelation assays

From: Glycoside rich fraction from Spondias pinnata bark ameliorate iron overload induced oxidative stress and hepatic damage in Swiss albino mice

Name of assay SPW1 Standards Values of standard compounds
DPPH 50.76 ± 1.49 Ascorbic acid 5.29 ± 0.28
Superoxide anion (O2) scavenging 8.95 ± 0.29 Quercetin 42.06 ± 1.35
Hydroxyl radical (OH•) scavenging 7244.91 ± 905.97 Mannitol 571.45 ± 20.12
Hypochlorous acid (HOCl) scavenging 66.05 ± 1.92 Ascorbic acid 235.96 ± 5.75
Singlet oxygen (1O2) scavenging 202.81 ± 7.95 Lipoic acid 46.15 ± 1.16
Nitric oxide radical (NO) scavenging 121.55 ± 5.01 Curcumin 90.82 ± 4.75
Peroxynitrite (ONOO-) scavenging 403.17 ± 8.01 Gallic acid 876.24 ± 56.96
Iron chelating activity 59.98 ± 0.67 EDTA 1.27 ± 0.05
  1. All the values are expressed in μg/ml. Data expressed as mean ± S.D (n = 6). EDTA represents Ethylenediamine tetraacetic acid