Immunohistochemistry for collagen type I (a), collagen type III (b), and fibronectin (c) in the pancreas on day 14 after the induction of PDH. (a) Collagen type I was markedly distributed around the pancreatic duct but was slightly distributed in interlobular and intralobular areas. (b, c) Collagen type III (b) and fibronectin (c) were markedly distributed in interlobular and intralobular areas and around the pancreatic duct ×100.
