1. Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College, 1 Xian Nong Tan Street, Beijing 100050, P. R. China, Department of Immunology, Institute of Basic Medical Sciences, Chinese Academy of Medical Sciences and School of Basic Medical Sciences, Peking Union Medical College, 5 Dongdan SanTiao, Beijing 100005, P. R. China, Department of Microbiology, University of Hong Kong, Pokfulam, Hong Kong SAR, P. R. China, Peking Union Medical College Hospital, Chinese...