Fig. 1From: RASSF1 tumor suppressor gene in pancreatic ductal adenocarcinoma: correlation of expression, chromosomal status and epigenetic changesIHC Rassf1a expression in normal pancreas and PDAC. a Exocrine and islet cells consistently showed a moderate/strong (2+/3+) Rassf1a cytoplasmic immunoreaction. b PDAC with only few positive cells, and with a weak reactivity (1+); between neoplastic cells there is a nonspecific staining deposition. c One of the PDAC cases totally negative (0). Original magnifications 10x and 20xBack to article page