Figure 2From: N-acetylcysteine for the prevention of stricture after circumferential endoscopic submucosal dissection of the esophagus: a randomized trial in a porcine model Esophageal stricture following circumferential endoscopic submucosal dissection, endoscopic view (A) and microscopic view (B) (Masson’s trichrome, original magnified x12.5) showing the corresponding histological feature. Back to article page