Figure 3From: Intramucosal leiomyosarcoma of the stomach following hereditary retinoblastoma in childhood – a case report and review of the literatureThe proliferative activity of the tumor infiltrate, identified by MiB-1, is approximately 20%. There is a normal proliferative activity of epithelial cells in the bottom of foveolar gastric glands (MIB-1, original magnification × 100).Back to article page