during the course of developing serum-free phagocytic assays to evaluate fc gamma receptor ( fc gamma r ) -mediated phagocytosis by rat alveolar macrophages ( am ) we found fc gamma r-mediated phagocytosis by rat am in suspension was markedly greater than when these cells were bound to plastic substrate in protein-free medium .
C0031308
phagocytosis
C0007634
cells