Effects of aging on the architecture of the ileocecal junction in rats

Figure 5 Normal mucosa of the rat ileocecal transition point of the young and elderly groups. A: Normal mucosa of the rat ileocecal transition point of the young showing the ileum (IL) and cecum (*); B: Villi with a normal appearance (arrows); C: Sample treated with NaOH solution. Image showing the connective tissue with different forms of blades (*) and numerous foramens (arrows) in a network of collagen fibers; D: Image showing the interphase cell surface tissue of the cecum, including the foramen; E: Ileum (IL), cecum (*) and ileocecal junction (arrows) of the elderly group; F: The highest increase in ileal villi (arrows); G: Sample treated with NaOH solution. Ileum tissue-shaped blade (*) and numerous foramens as a network of collagen fibrils (arrows). Image showing the foramen cecum surface (arrows).