MICA/B expression was detected in a positive control cell line (MRO87) and in 4 pancreatic cancer cell lines (PANC-1, MPANC96, HPAF-II, and CAPAN-1) but not in the other 3 cell lines (COLO-587, MiaPaCa, and CAPAN-2) (Figure 1A). This evidence concerns the gene MICA and pancreatic neoplasm.