1. Veterinary Research Institute, Hellenic Agricultural Organization-Demeter; Thermi Greece
2. Laboratory of Milk Hygiene and Technology, Department of Food Hygiene and Technology, Faculty of Veterinary Medicine; School of Health Sciences, Aristotle University of Thessaloniki; Thessaloniki Greece
3. Laboratory of Animal Husbandry; Faculty of Veterinary Medicine; School of Health Sciences, Aristotle University of Thessaloniki; Thessaloniki Greece