the use of periodic acid-chromic acid-silver methenamine , colloidal thorium , or radioautography after incorporation of [ 3h ] glucosamine has shown that chloride cells are characterized by a high concentration of polysaccharides in their apical region ( at the level of the vesiculotubular system ) and by a special polysaccharidic cell coat .
C0007634
cells
C0061622
cell coat