Antioxidant, Antibacterial, and Cytotoxic Activities of the Ethanolic Origanum vulgare Extract and Its Major Constituents

Figure 4

The antioxidant effect of the ethanolic O. vulgare extract against H₂O₂-induced cytotoxicity in A549 cells. All experiments were repeated three times in two replicates as outlined in Section 2. denotes significance from the control group treated with H₂O₂ only, .