University of Valladolid - Faculty of Medicine, University of Seville, Spanish National Research Council (CSIC) - Spanish National Center for Biotechnology, Instituto de Productos Lácteos de Asturias–Consejo Superior de Investigaciones Científicas (IPLA-CSIC) - Department of Microbiology and Biochemistry of Dairy Products, Spanish National Research Council (CSIC), Spanish National Research Council (CSIC), Spanish National Research Council (CSIC), Spanish National Research Council (CSIC), Spanish National Research Council (CSIC), Spanish National Research Council (CSIC), Spanish National Research Council (CSIC), Spanish National Research Council (CSIC) and Spanish National Research Council (CSIC)