(A) qRT-PCR for Egf, Tgfα, Hbegf, Areg, Ereg, Mmp1, Mmp2, Mmp9, Mmp12 and Mmp14 expression in littermate control, iKras* pancreata 3 weeks post pancreatitis, iKras* and iKras*;CD11b-DTR pancreata 3 days post Kras* inactivation and DT treatment. The gene discussed is AREG; the disease is pancreatitis.