1. Department of Infectious Diseases, College of Veterinary Medicine, University of Georgia, Athens, Georgia, USA
2. Center for Vaccines and Immunology, College of Veterinary Medicine, University of Georgia, Athens, Georgia, USA
3. Complex Carbohydrate Research Center, University of Georgia, Athens, Georgia, USA
4. Department of Pathology, College of Veterinary Medicine, University of Georgia, Athens, Georgia, USA
5. Department of Chemistry, Franklin College of Arts and Sciences, University of Georgia, Athens, Georgia, USA
6. Department of Chemical Biology and Drug Discovery, Utrecht Institute for Pharmaceutical Sciences, Utrecht University, Utrecht, The Netherlands
7. Department of Biochemistry and Molecular Biology, Franklin College of Arts and Sciences, University of Georgia, Athens, Georgia, USA