CD8A and pancreatic intraductal papillary-mucinous neoplasm: We observed significant increases in CD3+ and CD8+ populations (by percentages, and absolute values) in PDAC tumors compared to non-PDAC control tissues with the exception of PDAC vs. IPMN, however, this may be due to limited sample size of the IPMN cohort (Fig 2b and 2d).