1. Department of Immunology and Microbiology, University of Colorado Denver, School of Medicine, Aurora, Colorado, USA
2. Rocky Mountain Regional Center of Excellence for Biodefense and Emerging Infectious Diseases Research, Fort Collins, Colorado, USA
3. Department of Microbiology, Immunology and Pathology, Colorado State University, Fort Collins, Colorado, USA
4. Northern Arizona University, Department of Biological Sciences, Flagstaff, Arizona, USA
5. Department of Infectious Diseases and Pathology, College of Veterinary Medicine and Emerging Pathogens Institute, University of Florida, Gainesville, Florida, USA
6. Department of Biological Sciences and Virginia Bioinformatics Institute, Virginia Tech, Blacksburg, Virginia, USA
7. Department of Molecular Genetics and Microbiology, College of Medicine and Emerging Pathogens Institute, University of Florida, Gainesville, Florida, USA
8. Animal Cancer Center, Department of Clinical Sciences, Colorado State University, Fort Collins, Colorado, USA