The chromatin remodeling BAP complex limits tumor-promoting activity of the Hippo pathway effector Yki to prevent neoplastic transformation in Drosophila epithelia
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The chromatin remodeling BAP complex limits tumor-promoting activity of the Hippo pathway effector Yki to prevent neoplastic transformation in Drosophila epithelia. / Song, Shilin; Herranz, Héctor; Cohen, Stephen M.
I: Disease Models & Mechanisms, Bind 10, Nr. 10, 2017, s. 1201-1209.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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T1 - The chromatin remodeling BAP complex limits tumor-promoting activity of the Hippo pathway effector Yki to prevent neoplastic transformation in Drosophila epithelia
AU - Song, Shilin
AU - Herranz, Héctor
AU - Cohen, Stephen M.
PY - 2017
Y1 - 2017
N2 - Switch/sucrose non-fermentable (SWI/SNF) chromatin remodeling complexes are mutated in many human cancers. In this article, we make use of a Drosophila genetic model for epithelial tumor formation to explore the tumor suppressive role of SWI/SNF complex proteins. Members of the BAP complex exhibit tumor suppressor activity in tissue overexpressing the Yorkie (Yki) proto-oncogene, but not in tissue overexpressing epidermal growth factor receptor (EGFR). The Brahma-associated protein (BAP) complex has been reported to serve as a Yki-binding cofactor to support Yki target expression. However, we observed that depletion of BAP leads to ectopic expression of Yki targets both autonomously and non-autonomously, suggesting additional indirect effects. We provide evidence that BAP complex depletion causes upregulation of the Wingless (Wg) and Decapentaplegic (Dpp) morphogens to promote tumor formation in cooperation with Yki.
AB - Switch/sucrose non-fermentable (SWI/SNF) chromatin remodeling complexes are mutated in many human cancers. In this article, we make use of a Drosophila genetic model for epithelial tumor formation to explore the tumor suppressive role of SWI/SNF complex proteins. Members of the BAP complex exhibit tumor suppressor activity in tissue overexpressing the Yorkie (Yki) proto-oncogene, but not in tissue overexpressing epidermal growth factor receptor (EGFR). The Brahma-associated protein (BAP) complex has been reported to serve as a Yki-binding cofactor to support Yki target expression. However, we observed that depletion of BAP leads to ectopic expression of Yki targets both autonomously and non-autonomously, suggesting additional indirect effects. We provide evidence that BAP complex depletion causes upregulation of the Wingless (Wg) and Decapentaplegic (Dpp) morphogens to promote tumor formation in cooperation with Yki.
KW - Cancer
KW - Drosophila
KW - Hippo pathway
KW - Oncogenic cooperation
KW - SWI/SNF
KW - Yorkie
U2 - 10.1242/dmm.030122
DO - 10.1242/dmm.030122
M3 - Journal article
C2 - 28754838
AN - SCOPUS:85031773842
VL - 10
SP - 1201
EP - 1209
JO - Disease Models & Mechanisms
JF - Disease Models & Mechanisms
SN - 1754-8403
IS - 10
ER -
ID: 185036595