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Basic Study
Copyright: ©Author(s) 2026.
World J Gastroenterol. Apr 7, 2026; 32(13): 115758
Published online Apr 7, 2026. doi: 10.3748/wjg.v32.i13.115758
Figure 3
Figure 3 Images of Sirius red staining and electron microscopy. A: Sirius red staining of anal tissue on the day of surgery; B: Electron microscopy images of anal tissue on the day of surgery (D1: Electron microscopy image of the control group, H1: Electron microscopy image of the biological welding group, T: Cross-section of collagen fibers, L: Longitudinal section of collagen fibers).


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