Research Article

Antioxidant Capacity and Radical Scavenging Effect of Polyphenol Rich Mallotus philippenensis Fruit Extract on Human Erythrocytes: An In Vitro Study

Table 2

Effect of MPE for scavenging hydroxyl radicals non-site-specific hydroxyl radical-mediated 2-deoxy-dribose degradation (in presence/absence of EDTA) in terms of % inhibition (absorbance at 532 nm).

Concentration MPE (μg/mL) % of inhibition in absorbance at 532 nm
(mean ± SD) = 6
In presence of EDTAIn absence of EDTA

10013.83 ± 1.0240.11 ± 1.08
20027.72 ± 1.4557.60 ± 1.21
40034.54 ± 1.6570.88 ± 1.68
60040.14 ± 2.3475.23 ± 1.86
80051.25 ± 2.680.78. ± 1.9
100055.56 ± 1.293.89 ± 3.9
EC50415.21 ± 2.08122.19 ± 1.41

Values are mean ± SEM of 6 experiments in each group.
Level of significance: . Result was expressed in terms of % inhibition in comparison to % control values. Trapping potential of thiourea in presence and absence of EDTA-EC50 42.76 ± 2.09 and 77.28 ± 1.16, respectively.