by submitting this heterogeneous cell population to an isopycnic density gradient centrifugation , two types of hepatocytes can be distinguished : the light hepatocytes , with a mean diameter of 20.5 mum and a mean density of 1.10 , are characterized by an extended smooth-walled endoplasmic reticulum entrapping dispersed alpha-glycogen particles ;
C0007634
cell
C0230790
smooth-walled endoplasmic reticulum