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. 2023 Oct 11;13:17162. doi: 10.1038/s41598-023-44093-8

Figure 6.

Figure 6

Loss of Igsf3 results in impaired development of intestinal muscularis propria. (A,B) Small intestines collected from the P9 WT and KO pups (N = 1 for each genotype) and stained with hematoxylin and eosin (H&E). (CF) To visualize the developing muscle layers of the small intestine the sections were stained with antibodies against αSMA (blue in (C,D), red in (E,F). (C,D) show the whole intestinal section while the panels (E,F) show the higher magnification images. (G,H) Higher magnification H&E staining from a representative sample of the small intestine from WT (G) and KO (H) P12.5 pups (N = 3 for each genotype). The arrows indicate the thickness of the muscularis externa (muscularis propria). (I) Quantification of the thickness of the developing enteric muscularis externa from P12.5 pups shows a significant reduction in the KO intestine as compared to samples from WT littermate controls. N = 3 for each genotype. Data was measured from two sections/intestine, four images/section, and 10 measurements points per image. Scale bars; (C,D) 100 µm, (G,H) 20 µm.