Sandra Rayén Quilodrán-Vega, assistant professor. Head of the Laboratory of Food Microbiology, Faculty of Veterinary Sciences, Universidad de Concepción, Chile. Field of expertise is Microbiology, Food Microbiology. The research field is probiotic area. Our strains are mostly isolated from maternal milk. I'm lucky to work with a multidisciplinary team of researches from Chile, Argentina and Japan. We have the goal of replacing antibiotics for probiotics. For that, we already have some patents in the field.