The CXC-Chemokine CXCL4 Interacts with Integrins Implicated in Angiogenesis
2008
CXCL4 and Its Interaction with Integrins in Angiogenesis
publication
Evidence: moderate
Author Information
Author(s): Aidoudi Sallouha, Bujakowska Kinga, Kieffer Nelly, Bikfalvi Andreas
Primary Institution: INSERM, U920, Talence, France
Hypothesis
CXCL4 might function as a ligand for integrins involved in angiogenesis.
Conclusion
The study identifies integrins as novel receptors for CXCL4 that may contribute to its antiangiogenic effect.
Supporting Evidence
- CXCL4 interacts with integrins αvβ3, αvβ5, and α5β1.
- Immobilized CXCL4 promotes endothelial cell spreading and migration.
- Soluble CXCL4 inhibits integrin-dependent endothelial cell adhesion and migration.
Takeaway
CXCL4 is a protein that helps stop blood vessel growth in tumors by sticking to certain receptors on cells.
Methodology
The study involved experiments with human umbilical vein endothelial cells and CHO cells to assess the interaction between CXCL4 and integrins.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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