Fig. 4
Lipid peroxidation. a Percentage of inhibition of lipid peroxidation as a function of the extract concentration. b–d Comparison between the lipid peroxidation inhibitory activity and the polyphenols, flavonoids and tannins content and EC50 for Salta and Misiones extracts. Results represent mean ± SEM of three experiments performed in triplicate. Significant differences between extracts EC50 were determined by the t-Student test (**p < 0.01)