Antioxidant and Antiproliferative Potential of Bioactive Molecules Ursolic Acid and Thujone Isolated from Memecylon edule and Elaeagnus indica and Their Inhibitory Effect on Topoisomerase II by Molecular Docking Approach

Table 6

Antioxidant activities IC₅₀/EC₅₀ values of ursolic acid and thujone.

Assays	IC50/EC50 values (μg/mL)
	Ursolic acid	Thujone	Ascorbic acid	BHA
DPPH radical	71.86 ± 0.54	60.92 ± 1.61	18.77 ± 0.52	15.48 ± 0.61
FRAP	18.42 ± 0.03	44.58 ± 0.89	33.62 ± 0.61	11.24 ± 0.37
Hydroxyl radical	29.69 ± 0.44	49.47 ± 0.62	20.47 ± 0.86	40.78 ± 0.98
Nitric oxide radical	70.40 ± 0.08	77.68 ± 0.58	36.43 ± 0.71	53.90 ± 0.64
Superoxide radical	43.35 ± 0.95	131.78 ± 1.27	67.03 ± 0.80	90.84 ± 1.76

The values are mean of triplicates with standard deviation (mean ± S.D; n = 3).