1. Microbiology Unit, ZIEL Nutrition and Food Research Center, WZW, Technische Universität München, 85354 Freising, Germany
2. Chair of Food Chemistry and Molecular Sensory Science, Technische Universität München, Lise-Meitner-Strasse 34, 85354 Freising, Germany, and
3. Food Microbiology Unit, Clinic for Ruminants, Department for Farm Animals and Veterinary Public Health, University of Veterinary Medicine Vienna, 1210 Vienna, Austria