FIGURE 1

A, MUC1 in PanIN. Predominantly membranous and focally cytoplasmic MUC1 labeling in pancreatic intraepithelial neoplasm of grade 3. B, MUC1 in ductal adenocarcinoma. Strong cytoplasmic labeling of invasive tubular units is depicted.
A, MUC1 in PanIN. Predominantly membranous and focally cytoplasmic MUC1 labeling in pancreatic intraepithelial neoplasm of grade 3. B, MUC1 in ductal adenocarcinoma. Strong cytoplasmic labeling of invasive tubular units is depicted.