Fig. 2From: Gastroblastoma without GLI1 and EWSR1 gene breaksHistological morphology of gastroblastoma A Tumor cells grow in the mucosa, submucosa and muscularis propria, and some areas are separated into nodulules and nests by smooth muscle bundles. B Tumor is composed of epithelium and mesenchyma, which are intermixed, but the boundaries are relatively well-definedBack to article page