C57BL/6 mouse resident peritoneal macrophages were stained with CD11b Monoclonal Antibody, FITC (Product # 11-0112-82) and 0.5 µg of Rat IgG2a kappa Isotype Control, Super Bright 436 (Product # 62-4321-82) (left) or 0.5 µg of F4/80 Monoclonal Antibody, Super Bright 436 (right). Total viable cells were used for analysis, as determined by 7-AAD (Product # 00-6993-50).