1. Department of Biochemistry, Jomo Kenyatta University of Agriculture and Technology (JKUAT), P.O. Box 62000-00200, Nairobi, Kenya
2. Department of Animal Sciences, JKUAT, P.O. Box 62000-00200, Nairobi, Kenya
3. Department of Public and Community Health, JKUAT, P.O. Box 62000-00200, Nairobi, Kenya
4. Department of Animal Health & Production, Mount Kenya University, P.O. Box 342-01000, Thika, Kenya
5. Department of Molecular and Cellular Biology, Guelph University, 488 Gordon Street, Science Complex, Guelph, ON, Canada