1. Bacteriology Branch, Veterinary Sciences Division, Agri-Food and Biosciences Institute, Belfast BT4 3SD, UK
2. Faculty of Bioengineering of Animal Resources, University of Life Sciences King Mihai I from Timisoara, 300645 Timisoara, Romania
3. Faculty of Agriculture, University of Life Sciences King Mihai I from Timisoara, 300645 Timisoara, Romania
4. Faculty of Management and Rural Tourism, University of Life Sciences King Mihai I from Timisoara, 300645 Timisoara, Romania
5. Faculty of Environmental Protection, University of Oradea, 410087 Oradea, Romania
6. Faculty of Food Engineering, University of Life Sciences King Mihai I from Timisoara, 300645 Timisoara, Romania