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Updated: Jun 15, 2026
09:03
Modified In Vivo Matrix Gel Plug Assay for Angiogenesis Studies
Published on: June 30, 2023
CYLD regulates angiogenesis by mediating vascular endothelial cell migration
Jinmin Gao1, Lei Sun, Lihong Huo
1Department of Genetics and Cell Biology, Key Laboratory of Bioactive Materials of Ministry of Education, College of Life Sciences, Nankai University, Tianjin, China.
Blood
|March 3, 2010
Summary
Cylindromatosis (CYLD) is crucial for forming new blood vessels. This study reveals CYLD regulates endothelial cell migration and blood vessel growth through microtubule dynamics and Rac1 activation.
Area of Science:
- Cell Biology
- Molecular Biology
- Physiology
Background:
- Cylindromatosis (CYLD) is a deubiquitinase known as a tumor suppressor.
- CYLD is increasingly recognized for its roles in normal physiological processes.
- Its specific function in angiogenesis was previously unexplored.
Purpose of the Study:
- To investigate the role of CYLD in angiogenesis.
- To elucidate the molecular mechanisms by which CYLD influences blood vessel formation.
Main Methods:
- Knockdown of CYLD expression in endothelial cells.
- In vitro angiogenesis assays (matrigel tube formation, 3D capillary sprouting).
- In vivo angiogenesis assay using angioreactors in mice.
- Analysis of microtubule dynamics, cell polarization, and Rac1 activation.
Main Results:
- CYLD knockdown significantly impaired in vitro and in vivo angiogenesis.
- CYLD regulates endothelial cell spreading and migration.
- Silencing CYLD reduced microtubule dynamics and blocked endothelial cell polarization.
- CYLD regulates angiogenesis via Rac1 activation.
Conclusions:
- CYLD plays a previously unrecognized role in angiogenesis.
- CYLD regulates endothelial cell migration by affecting microtubule dynamics and polarization.
- CYLD influences angiogenesis through a novel mechanism involving Rac1 activation.
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