1 The Henry M. Jackson Foundation, Bethesda, MD, United States.
2 U.S Army Medical Research Institute of Infectious Diseases, Fort Detrick, Frederick, MD, United States.
3 Department of Microbiology and Immunology, Albert Einstein College of Medicine, Bronx, NY, United States.
4 Department of Microbiology and Immunology, Louisiana State University Health Sciences Center-Shreveport, Shreveport, LA, United States.
5 Center of Excellence for Emerging Viral Threats, Louisiana State University Health Sciences Center Shreveport, Shreveport, LA, United States.
6 Center for Applied Immunology and Pathological Processes, Louisiana State University Health Sciences Center Shreveport, Shreveport, LA, United States.