KRAS and pancreatitis: (C) Western-blot analysis for Collagen type I, MMP2 and β-actin in iKras* pancreata 3 weeks post pancreatitis, 3 days, 1 week upon Kras* inactivation and in iKras*;CD11b-DTR pancreata 1 week upon Kras* inactivation and DT treatment.