1. Wallace H. Coulter Department of Biomedical Engineering Emory University and Georgia Institute of Technology Atlanta GA 30322 USA
2. Department of Infectious Diseases College of Veterinary Medicine University of Georgia Athens GA 30602 USA
3. Department of Pathobiology and Population Medicine College of Veterinary Medicine Mississippi State University Starkville MS 39762 USA
4. Duke Human Vaccine Institute and the Departments of Medicine and Immunology Duke University School of Medicine Durham NC 27710 USA
5. Duke Human Vaccine Institute Departments of Surgery Molecular Genetics and Microbiology and Immunology Duke University School of Medicine Durham NC 27710 USA
6. Vanderbilt Vaccine Center Vanderbilt University Medical Center Nashville TN 37232 USA
7. Department of Veterinary Biosciences and Diagnostic Imaging College of Veterinary Medicine University of Georgia Athens GA 30602 USA