mature parietal and zymogenic cells were found only in the bases of the glands , where the oldest cells are normally found , and these showed signs of injury including dilation of the rough endoplasmic reticulum in zymogenic cells , irregularity of the mitochondria in parietal cells and irregular luminal membranes , and an increase in the number of large autophagic vesicles in both cell types .
C0007634
cells
C0026237
mitochondria