Drosophila cbl is essential for control of cell death and cell differentiation during eye development

Verfasser / Beitragende:
[Yuan Wang, Christian Werz, Dongbin Xu, Zhihong Chen, Ying Li, Ernst Hafen, Andreas Bergmann]
Ort, Verlag, Jahr:
2008
Enthalten in:
PLoS ONE, 3 (1), pp. e1447-e1447
Format:
Artikel (online)
ID: 528783572
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024 7 0 |a 10.3929/ethz-b-000013727  |2 doi 
024 7 0 |a 10.1371/journal.pone.0001447  |2 doi 
035 |a (ETHRESEARCH)oai:www.research-collecti.ethz.ch:20.500.11850/13727 
245 0 0 |a Drosophila cbl is essential for control of cell death and cell differentiation during eye development  |h [Elektronische Daten]  |c [Yuan Wang, Christian Werz, Dongbin Xu, Zhihong Chen, Ying Li, Ernst Hafen, Andreas Bergmann] 
246 0 |a PLoS ONE 
506 |a Open access  |2 ethresearch 
520 3 |a Background Activation of cell surface receptors transduces extracellular signals into cellular responses such as proliferation, differentiation and survival. However, as important as the activation of these receptors is their appropriate spatial and temporal down-regulation for normal development and tissue homeostasis. The Cbl family of E3-ubiquitin ligases plays a major role for the ligand-dependent inactivation of receptor tyrosine kinases (RTKs), most notably the Epidermal Growth Factor Receptor (EGFR) through ubiquitin-mediated endocytosis and lysosomal degradation. Methodology/Principal Findings Here, we report the mutant phenotypes of Drosophila cbl (D-cbl) during eye development. D-cbl mutants display overgrowth, inhibition of apoptosis, differentiation defects and increased ommatidial spacing. Using genetic interaction and molecular markers, we show that most of these phenotypes are caused by increased activity of the Drosophila EGFR. Our genetic data also indicate a critical role of ubiquitination for D-cbl function, consistent with biochemical models. Conclusions/Significance These data may provide a mechanistic model for the understanding of the oncogenic activity of mammalian cbl genes. 
540 |a Creative Commons Attribution 3.0 Unported  |u http://creativecommons.org/licenses/by/3.0  |2 ethresearch 
700 1 |a Wang  |D Yuan  |e joint author 
700 1 |a Werz  |D Christian  |e joint author 
700 1 |a Xu  |D Dongbin  |e joint author 
700 1 |a Chen  |D Zhihong  |e joint author 
700 1 |a Li  |D Ying  |e joint author 
700 1 |a Hafen  |D Ernst  |e joint author 
700 1 |a Bergmann  |D Andreas  |e joint author 
773 0 |t PLoS ONE  |d Lawrence, Kan. : Public Library of Science  |g 3 (1), pp. e1447-e1447  |x 1932-6203 
856 4 0 |u http://hdl.handle.net/20.500.11850/13727  |q text/html  |z WWW-Backlink auf das Repository (Open access) 
908 |D 1  |a Journal Article  |2 ethresearch 
950 |B ETHRESEARCH  |P 856  |E 40  |u http://hdl.handle.net/20.500.11850/13727  |q text/html  |z WWW-Backlink auf das Repository (Open access) 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Wang  |D Yuan  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Werz  |D Christian  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Xu  |D Dongbin  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Chen  |D Zhihong  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Li  |D Ying  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Hafen  |D Ernst  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Bergmann  |D Andreas  |e joint author 
950 |B ETHRESEARCH  |P 773  |E 0-  |t PLoS ONE  |d Lawrence, Kan. : Public Library of Science  |g 3 (1), pp. e1447-e1447  |x 1932-6203 
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949 |B ETHRESEARCH  |F ETHRESEARCH  |b ETHRESEARCH  |j Journal Article  |c Open access