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Finding and Verifying Enhancers for Endothelial-Expressed Genes
Alice Neal1,2, Helena Rodriguez-Caro3, Sarah De Val4,5
1Department of Physiology, Anatomy and Genetics, University of Oxford, Oxford, UK. alice.neal@dpag.ox.ac.uk.
Methods in Molecular Biology (Clifton, N.J.)
|January 31, 2022
Summary
Researchers developed a cost-effective method to find gene enhancers controlling endothelial cells. This approach uses public data and zebrafish transgenesis, making enhancer analysis more accessible for studying gene regulation.
Area of Science:
- Genomics
- Developmental Biology
- Molecular Biology
Background:
- Enhancers regulate endothelial-expressed genes, offering insights into transcriptional control.
- Identifying enhancers is difficult due to bioinformatics challenges and expensive transgenic analyses.
Purpose of the Study:
- To present a method for identifying potential endothelial enhancers using accessible bioinformatics tools.
- To validate enhancer function in vivo using zebrafish transgenesis.
Main Methods:
- Utilizing publicly available datasets on the UCSC Genome Browser for enhancer identification.
- Employing mosaic Tol2-mediated transgenesis in zebrafish to test enhancer activity.
Main Results:
- The described method enables the identification of putative endothelial enhancers.
- Zebrafish transgenesis successfully verifies enhancer-driven, endothelial-specific gene expression patterns.
Conclusions:
- This combined approach simplifies and reduces the cost of identifying and validating endothelial enhancers.
- The findings facilitate the study of endothelial gene regulation for researchers with limited resources.
