CEACAM5 and familial pancreatic carcinoma: We also showed that increasing amounts of αCEA TCE, but not αCEA CTRL, promote a greater reduction in cell viability of pancreatic cancer cell lines that express CEA (BxPC-3; Supplementary Figure 2B), without altering cell viability of CEA-negative cells (MIA PaCa-2; Supplementary Figure 2C).