1. Department of Chemical and Environmental Engineering; University of Oviedo; C/Julián Clavería s/n. 33071 Oviedo Spain
2. Department of Microbiology and Biochemistry; IPLA-CSIC; Paseo Río Linares, s/n. 33300 Villaviciosa Spain
3. Scientific-Technical Services (Food Technology Laboratory); University of Oviedo; C/Fernando Bonguera s/n. 33071 Oviedo Spain