1. Department of Microbiology and Immunology, University of Texas Medical Branch, Galveston, Texas, USA;,
2. Institute for Human Infections and Immunity, University of Texas Medical Branch, Galveston, Texas, USA
3. Current affiliation: Center for Virus-Host-Innate-Immunity; Rutgers Biomedical and Health Sciences, Institute for Infectious and Inflammatory Diseases; and Department of Medicine, New Jersey Medical School, Rutgers, The State University of New Jersey, Newark, New Jersey, USA;