MMP9 and pancreatitis: (B) qRT-PCR for Egfr, Egf, Tgfα, Mmp2 and Mmp9 expression in fibroblasts freshly sorted from control normal pancreata, iKras* pancreata 3 weeks post pancreatitis, iKras* and iKras*;CD11b-DTR pancreata 3 days post Kras* inactivation and DT treatment.