Flow cytometric analysis of mouse splenocytes using FcγRIIB (D8F9C) XP<sup>®</sup> Rabbit mAb (Mouse Specific) (PE Conjugate) (right) compared to concentration-matched Rabbit (DA1E) mAb IgG XP<sup>®</sup> Isotype Control (PE Conjugate) #5742 (left). Samples were co-stained with CD45R (B220)-APC to distinguish the B cell population.