作者单位:CAS Key Laboratory of Pathogenic Microbiology and Immunology, Institute of Microbiology, Chinese[1]Washington University, St. Louis, MO 63104, United States[2]Institute of Immunology, University clinics Ulm, 8901 Ulm, Germany[3]Diabetes Center, University of California, San Francisco, San Francisco, CA 94143, United States[4]