Figure 3From: Antioxidant mediated protective effect of Parthenium hysterophorus against oxidative damage using in vitro models Reducing power of P. hysterophorus root extracts. Extracts were prepared in HX, BZ, CH, EA, AC, ET and AQ as described in materials and methods section. Reducing power was measured at different concentration of extracts (200–1000 μg/ml). BHT was used as control. The results are expressed as mean ± SD of three replicates.Back to article page