FCGR2B and infection: chabaudi infected wild-type C56BL/6 mice compared with BALB/c mice (data not shown), and that the course of infection of P. chabaudi were similar in FcγRI,II,III−/− and FcγRIIB−/− mice compared to those of wild-type C56BL/6 (Figure S5A–C) and [19].