1. Department of Microbiology, Faculty of Life Sciences, Ahmadu Bello University, Zaria, Kaduna State, Nigeria
2. Department of Veterinary Microbiology, Faculty of Veterinary Medicine, Ahmadu Bello University, Zaria, Kaduna State, Nigeria
3. Department of Microbiology, Modibbo Adama University Yola, Adamawa State, Nigeria
4. School of Life Sciences, B.S. Abdur Rahman Crescent Institute of Science & Technology, Chennai, Tamil Nadu India