1. Department of Microbiology, College of Veterinary Medicine, King Faisal University, Al-Ahsa 31982, Saudi Arabia
2. Department of Biological Sciences, College of Science, King Faisal University, Al Ahsa 31982, Saudi Arabia
3. Department of Biomedical Sciences, College of Veterinary Medicine, King Faisal University, Al-Ahsa 31982, Saudi Arabia
4. Agricultural and Veterinary Training and Research Station, King Faisal University, Al-Ahsa 31982, Saudi Arabia
5. Department of Animal & Veterinary Sciences, Sultan Qaboos University, Muscat 123, Oman