Related Experiment Videos
Notch signaling in vascular morphogenesis
Jackelyn A Alva1, M Luisa Iruela-Arispe
1Department of Molecular, Cell, and Developmental Biology and Molecular Biology Institute, UCLA, Los Angeles, California 90095, USA.
Current Opinion in Hematology
|August 18, 2004
Summary
The Notch signaling pathway is crucial for blood vessel development and maintenance. Recent research clarifies its role in cell fate decisions, impacting vascular morphogenesis and homeostasis.
Area of Science:
- Vascular Biology
- Cell Signaling
- Developmental Biology
Background:
- The Notch signaling pathway regulates cell fate decisions in various tissues.
- Its role in the vascular system is a recent area of intense investigation.
Purpose of the Study:
- To review recent advancements in understanding Notch signaling during vascular morphogenesis, angiogenesis, and homeostasis.
- To highlight the pathway's involvement in blood vessel formation and maintenance.
Main Methods:
- Review of studies published within the last 4 years.
- Analysis of gain-of-function and loss-of-function experiments in mouse and zebrafish models.
Main Results:
- Notch signaling is downstream of vascular endothelial growth factor.
- Key breakthroughs elucidated Notch's role in arterial versus venular specification.
- Notch is essential for multiple steps in vascular morphogenesis and differentiation.
Conclusions:
- Notch signaling is integral to vascular development and homeostasis.
- Mutations in Notch are linked to hereditary vascular pathologies.
- The vascular compartment is a newly recognized domain regulated by Notch signaling.