Affiliation: | 1. Department of Population Health and Pathobiology, College of Veterinary Medicine, North Carolina State University, , Raleigh, NC, 27607 USA;2. WIL Research Laboratories, , Hillsborough, NC, 27278 USA;3. Center of Comparative Medicine and Translational Research, College of Veterinary Medicine, North Carolina State University, , Raleigh, NC, 27607 USA |