Department of Virology;
Union Hospital of Tongji Medical College;
Huazhong University of Science and Technology;
Wuhan 430022;
Hubei Province;
China;
Division of Clinical Immunology;
Tongji Hospital of Tongji Medical College;
Huazhong University of Science and Technology;
Wuhan 430030;
Hubei Province;
China;
Institute of Virology;
Duisburg-Essen University;
Essen 45122;
Germany;