Fig. 1From: Citrus lemon essential oil: chemical composition, antioxidant and antimicrobial activities with its preservative effect against Listeria monocytogenes inoculated in minced beef meatScavenger effect of ClEO at different concentrations 5, 10, 25, 50 and 100 μg/ml, on the stable 1,1-diphenyl-2-picrylhydrazyl radical (DPPH). Results are expressed as percentage decrement of absorbance at 517 nm with respect to control. Ascorbic acid was used as a positive control. Each value represents the mean ± SD of three experimentsBack to article page