The Influence of Different Oregano Species on the Antioxidant Activity Determined Using HPLC Postcolumn DPPH Method and Anticancer Activity of Carvacrol and Rosmarinic Acid

Figure 1

(a) 3D- 329 nm spectrum of rosmarinic acid (A). HPLC RA chromatograms of three different Oregano species (Origanum onites L., Origanum vulgare L., and Origanum vulgare ssp. hirtum) extracts (B) combined with their respective postcolumn DPPH chromatogram, presented as negative peaks (C)

(b) 3D- 275 nm spectrum of carvacrol (A). HPLC CA chromatograms of three different Oregano species (Origanum onites L., Origanum vulgare L., and Origanum vulgare ssp. hirtum) extracts (B) combined with their respective postcolumn DPPH chromatogram, presented as negative peaks (C)