Their activity mechanism mainly involves damage to the cell wall and cytoplasmic membrane of the cell and the inhibition of DNA and RNA synthesis, and consequently proteins and polysaccharides. These compounds may also inhibit the development of microorganisms inducing dysfunction in nutrient transport or inactivation of enzymes participating in important vital processes. Bacterial cells treated with S. hortensis extract were deformed, and numerous corrugations and hollows were observed on their surface, as well as cytoplasm leakage from the cell (Benli et al., 2007).