Article
Targeting endogenous transforming growth factor beta receptor signaling in SMAD4-deficient human pancreatic carcinoma cells inhibits their invasive phenotype1.
Cancer research - 1 Aug 2004
Subramanian Gayathri, Schwarz Roderich E, Higgins Linda, McEnroe Glenn, Chakravarty Sarvajit, Dugar Sundeep, Reiss Michael
Abstract excerpt
Transforming growth factor-beta (TGF-beta) suppresses tumor formation by blocking cell cycle progression and maintaining tissue homeostasis. In pancreatic carcinomas, this tumor suppressive activity is often lost by inactivation of the TGF-beta-signaling mediator, Smad4. We found that human pancreatic carcinoma cell lines that have undergone deletion of MADH4 constitutively expressed high endogenous levels of...
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