Stromal CD271 high staining rates in surgical pancreatic tissues. FujiwaraKenji OhuchidaKenoki MizumotoKazuhiro ShindoKoji EguchiDaiki KozonoShingo IkenagaNaoki OhtsukaTakao TakahataShunichi AishimaShinichi TanakaMasao 2012 <p>NP: normal pancreas; PanIN: pancreatic intraepithelial neoplasia; PDAC: pancreatic ductal adenocarcinoma; IPMN: intraductal papillary mucinous neoplasm. Comparisons between NP and the three tumor groups were determined.</p>