paraffin-embedded sections of livers ( five cases each ) with acute or chronic obstruction of extrahepatic bile ducts , primary biliary cirrhosis ( stage ii ) , drug-induced cholestatic liver disease , liver allograft rejection , vicinity of metastatic carcinoma , and massive hepatic necrosis were studied by immunohistochemical methods using three kinds of antiserum against cytokeratin polypeptides of different molecular weights .
C0008312
primary
C0023884
liver