IRF5 and exocrine pancreatic carcinoma: To determine whether IRF5′s control over cell migration is specific to mammary epithelial cells, we examined IRF5-mediated migration in three other epithelial cancer cell types - PANC1 human pancreatic carcinoma cells, HT29 human colon adenocarcinoma cells, and Huh 7.5 human hepatic carcinoma cells.