Disruption of stromal hedgehog signaling initiates RNF5-mediated proteasomal degradation of PTEN and accelerates pancreatic tumor growth.

Pitarresi JR, Liu X, Avendano A, Thies KA, Sizemore GM, Hammer AM, Hildreth BE 3rd, Wang DJ, Steck SA, Donohue S, Cuitiño MC, Kladney RD, Mace TA, Chang JJ, Ennis CS, Li H, Reeves RH, Blackshaw S, Zhang J, Yu L, Fernandez SA, Frankel WL, Bloomston M, Rosol TJ, Lesinski GB, Konieczny SF, Guttridge DC, Rustgi AK, Leone G, Song JW, Wu J, Ostrowski MC
Life Sci Alliance 1 e201800190 10/01/2018

Abstract

The contribution of the tumor microenvironment to pancreatic ductal adenocarcinoma (PDAC) development is currently unclear. We therefore examined the consequences of disrupting paracrine Hedgehog (HH) signaling in PDAC stroma. Herein, we show that ablation of the key HH signaling gene

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