详 INSTITUTE FOR IMMUNOBIOLOGY B cell and B cell-mediated humoral immune response Department of Immunology Fudan University Wei xu. ph. D 021-54237749 wX2362@hotmail.comINSTITUTE FOR IMMUNOBIOLOGY B cell and B cell-mediated humoral immune response Department of Immunology Fudan University Wei Xu, Ph.D 021-54237749 wx2362@hotmail.com