Rat Anti-Macrophage monoclonal antibody for WB, IHC-P, IHC-Fr, FC. Macrophages comprise of many forms of mononuclear phagocytes found in tissues. Mononuclear phagocytes arise from hematopoietic stem cells in the bone marrow. After passing through the monoblast and promonocyte states of the monocyte stage, they enter the