A new chronic ulcerative colitis model produced by combined methods in rats

Figure 1 Measurement of intracolonic pressure and motility in UC rats without laparotomy.

Figure 2 Pathological features of ulcers and crypt abscess. HE × 25

Figure 3 Swelling of mitochondria with ridge depletion in goblet cell. × 4000

Figure 4 In healing phase, the decreased number of the cell count and swelling of mitochondria recovered to normal gradually. × 10 K

Figure 5 Apoptosis of epithelia cell with condensation and margination of chromatin. × 12 K