1. Microbiology and Molecular Genetics Program, Graduate Division of Biological and Biomedical Sciences, Emory University Laney Graduate School, Atlanta, Georgia, USA
2. Department of Medicine, Division of Infectious Diseases, Emory University School of Medicine, Atlanta, Georgia, USA
3. Department of Infectious Diseases, Sir Run Run Shaw Hospital, Zhejiang University College of Medicine, Hangzhou, China
4. Department of Cell and Molecular Biology, University of Mississippi Medical Center, Jackson, Mississippi, USA