Anticancer Activity, Antioxidant Activity, and Phenolic and Flavonoids Content of Wild Tragopogon porrifolius Plant Extracts

Table 2

% inhibition of DPPH and ABTS free radicals by different concentrations of Tragopogon porrifolius plant extract.

Concentration of DPPH (μg/mL)	% inhibition of DPPH	Concentration of ABTS (μg/mL)	% inhibition of ABTS
20		20
40		40
60		60
80		80
120		100

Results are expressed as average ± standard deviation of three samples.
EC50 for DPPH and ABTS are 73 and 60.8 μg/mL, respectively.