1 Emory Vaccine Center and Department of Microbiology and Immunology, Emory University School of Medicine, 1510 Clifton Road NE, Atlanta, GA, USA.
2 Department of Microbiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA.
3 Center for Neurobiology and Vaccine Development, Ophthalmology Research, Department of Surgery, Cedars-Sinai Medical Center, Los Angeles, CA, USA.
4 Department of Veterinary Pathobiology, Center for Veterinary Health Sciences, Oklahoma State University, Stillwater, OK, USA. clint.jones10@okstate.edu.