in utilizing the same effector and target cells , similar arrangement and population density of cells but varying the actual serum concentration in the range between 1 and 50 % fetal calf serum , it was attempted to accurately assess the dependence of in vitro cytolysis expressed by adherent , predominantly phagocytic mononuclear cells ( 'macrophages ' ) on the actual serum concentration .
C0007634
cells
C1536403
cytolysis