part_of adult midgut epithelial lining adult Midgut DGC II cell Dm cells Fig. 9-15; 9-24, in Biology of Ticks ISBN:0-19-505910-7. Midgut digestive cell in advanced stage of hemoglobin digestion. DGC II cells enlarge greatly and fill with masses of blackhematin residues which accumulate near the distal, luminal sides of the cells. Eventually, these cells rupture and their remnantsfloat freely in the midgut lumen. SDS cells TADS:0000183 TADS:0000183 default_namespace cell