Frequency of loss expression of the DPC4 protein in various locations of biliary tract carcinoma.


OBJECTIVE To clarify the relationship between the loss of expression of the deleted in pancreatic carcinoma locus 4 (DPC4) proteins and the pathogenesis of biliary tract carcinoma. METHODS 71 primary biliary tract carcinoma (BTCa), including 38 common bile duct (CBD) carcinomas, 18 gallbladder carcinomas, 15 hilar bile ducts (HBD) carcinomas were examined… (More)


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