Favian Bayas-Morejón - Biotechnology Center, “Laguacoto II” Agricultural Campus, Agroindustrial Engineering Degree, Research and Relationship Department, Bolívar State University, Guaranda; Ecuador.
Riveliño Ramón - Biotechnology Center, “Laguacoto II” Agricultural Campus, Agroindustrial Engineering Degree, Research and Relationship Department, Bolívar State University, Guaranda; Ecuador.
María García-Pazmiño - Faculty of Sciences in Food Engineering, Technical University of Ambato, CP: ۱۸۰۱۰۳, Ambato-Ecuador
Gladys Mite-Cárdenas - Career of Nursing, Faculty of Health and Human Sciences, Bolívar State University, CP: ۰۲۰۱۵۰, Guaranda-Ecuador

The objective of the study was; to determine the antimicrobial activity of extracts of Baccharis latifolia (Bl) against Salmonella, E. coli and Listeria of food origin; as well as evaluate the antioxidant activity of these extracts. Extracts of leaves, root, stem and Bl flowers were used. After the analysis of antimicrobial activity against Listeria and Salmonella. After analysis showed that leaf and flower extracts were more effective, while against E. coli, flower and stem extracts. In antioxidant activity, the Bl flower extract at ۶۰ mg/mL had a greater effect with ۴۷.۲۵%. In conclusion, Bl extracts, proved to be a natural alternative to partially inhibit pathogen development

Antibacterial, Antioxidant, natural extracts, chilca