1. 1Department of Water Products Diseases, Faculty of Veterinary Medicine, Ondokuz Mayis University, Samsun 55200, Turkey
2. 2Department of Biology, Faculty of Science, Amasya University, Amasya 05100, Turkey
3. 3Department of Medical Microbiology, Faculty of Medicine, Ondokuz Mayis University, Samsun 55200, Turkey
4. 4Ministry of Food, Agriculture and Livestock, Republic of Turkey, Lodumlu, Ankara 6530, Turkey