Ultrastructure and molecular biological changes of chronic gastritis, gastric cancer and gastric precancerous lesions: a comparative study

Figure 1 Convolution shape of mucosa surface. × 320.

Figure 2 Degeneration, diabrosis, necrosis and exfoliation of gastric mucosa epithelial cells. × 640.

Figure 3 Cysts of gastric mucosa. × 64.

Figure 4 Atrophic and denatured glands propria in grid frame-work structure. × 320.

Figure 5 The surface of IM cells is thickly coated, intercellular boundaries are not clear. × 1250.

Figure 6 The hyperplastic cells are of different sizes and states, the active membranes are shaped like lesser tubercles. × 320.

Figure 7 The hyperplastic cells are of different sizes and states, the active membranes are shaped like lesser tubercles. × 640.

Figure 8 The cells of gastric cancer are conglobated and shaped like grapes. × 320.

Figure 9 There is an increase in inter chromatinic grandules densification, nucleolar grandules become thick nucleoli ex-pand with irregular margins. × 14000.

Figure 10 Nucleolar margination. × 7200.

Figure 11 Multi nucleoli. × 14000

Figure 12 Nucleolar division. × 14000.

Figure 13 Intranuclear inclusion. × 14000.

Figure 14 The densification of inter chromatinic grandules. × 14000.