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. Author manuscript; available in PMC: 2016 Jun 1.
Published in final edited form as: Biomaterials. 2015 Mar 13;53:149–159. doi: 10.1016/j.biomaterials.2015.02.092

Figure 1. Rat onlay esophagoplasty model.

Figure 1

Photomicrographs of various surgical stages of scaffold implantation and gross morphology of regenerated tissues. [A] Esophagotomy and exposure of the esophagus lumen. [B] Anastomosis of bi-layer silk fibroin (SF) graft into the esophagus defect. [C, D] Regenerated tissues present within the original implantation sites supported by SF scaffolds [C] and small intestinal submucosa (SIS) matrices [D] at 2 m post-op. Arrows denote original marking sutures. Scale bars = 7 mm.