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Published on: August 11, 2010
Universal GFP reporter for the study of vascular development
T Motoike1, S Loughna, E Perens
1Department of Internal Medicine and Molecular Biology, The University of Texas Southwestern Medical Center at Dallas, 75390-8573, USA.
Genesis (New York, N.Y. : 2000)
|November 7, 2000
Summary
We created new mouse and zebrafish models that glow in their blood vessels using green fluorescent protein (GFP). These tools allow detailed study of blood vessel development and cell sorting for research.
Area of Science:
- Developmental Biology
- Genetics
- Vascular Biology
Background:
- Understanding the development and function of the vascular system is crucial in biology and medicine.
- Existing methods for studying endothelial cells can be limiting in resolution and accessibility.
Purpose of the Study:
- To generate and characterize novel transgenic mouse and zebrafish models for visualizing vascular endothelial cells.
- To establish tools for high-resolution imaging and molecular analysis of the vasculature.
Main Methods:
- Generation of transgenic mouse and zebrafish lines expressing green fluorescent protein (GFP) in vascular endothelial cells.
- Characterization of fluorescent vessel patterns in embryos and adults.
- Purification of endothelial cells using fluorescence-activated cell sorting (FACS).
Main Results:
- Transgenic models exhibit uniform GFP expression in vascular endothelial cells.
- Fluorescent vessels are visible from embryonic development through adulthood with single-cell resolution.
- Efficient purification of endothelial cells from various tissues is achievable via FACS.
Conclusions:
- The developed transgenic reporter lines provide powerful tools for studying vascular biology.
- These models facilitate research in vascular morphogenesis, gene expression profiling, and high-throughput screening for vascular defects.
