Fig. 1From: A Japanese patient with ductal carcinoma of the prostate carrying an adenomatosis polyposis coli gene mutation: a case reporta Tumor in the urethra with representative images of hematoxylin and eosin (HE) (b) and β-catenin (c) staining. HE staining showed papillary architecture with morphological features of ductal adenocarcinoma including tall, columnar, pseudostratified epithelium. Focal nuclear β-catenin staining is seen (arrows in c). Bars indicate 100 μmBack to article page