Valve Endothelial Cells
Valve Endothelial Cells - Related Videos
09:34
Isolation of Murine Valve Endothelial Cells
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Cited by 7 •
2014
The ability to isolate heart valve endothelial cells (VECs) is critical for understanding mechanisms of valve development, maintenance, and disease. Here we describe the isolation of VECs from embryonic and adult Tie2-GFP mice using FACS that will allow for studies determining the contribution of VECs in developmental and disease processes.
11:04
Isolation of Valvular Endothelial Cells
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Cited by 82 •
2010
We provide a method for isolating and culturing pure populations of heart valve endothelial cells (VEC). VEC can be isolated from either side of the cusp or leaflet and immediately following, underlying interstitial cell (VIC) isolation is straightforward.
08:55
Isolation and Characterization of Primary Rat Valve Interstitial Cells: A New Model to Study Aortic Valve Calcification
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Cited by 16 •
2017
This protocol describes the isolation, culture, and calcification of rat-derived valve interstitial cells, a highly physiological in vitro model of calcific aortic valve disease (CAVD). Exploitation of this rat model facilitates CAVD research in exploring the cell and molecular mechanisms that underlie this complex pathological process.
04:51
Isolation of Mouse Valve Interstitial Cells: An Enzymatic Method to Isolate and Culture VICs from Mouse Aortic Valve
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2025
In this video, we demonstrate the isolation of aortic valve interstitial cells from the heart of an adult mouse using a two-step collagenase procedure and their subsequent culture in low volume of growth media.
10:24
Quantitation of Endothelial Cell Adhesiveness In Vitro
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Cited by 10 •
2015
We report an in vitro method that allows the quantitation of the actual number of adhesive cells within an endothelial cell monolayer.
FAQs
Mechanical forces provide continuous signals to valve endothelial cells. When blood-flow shear stress or cyclic strain changes, surface receptors and cytoskeletal connections help detect those conditions. The cells then adjust nitric oxide signaling, inflammatory responses, and extracellular-matrix turnover. This mechanosensitive behavior links hemodynamic load to valve maintenance and adaptation.
These pathways coordinate the valve surface with its mechanical environment. Nitric oxide signaling can participate in cellular responses to altered flow, while regulation of inflammatory activity helps control how tissue reacts to stress. Extracellular-matrix turnover further influences structural remodeling. Together, these functions support repair and preservation of valve performance. Dysfunction may shift the balance toward fibrosis or calcification.
Under changing hemodynamic conditions, coordinated signaling helps valve tissue adapt, repair, and preserve its structure. Dysfunction alters this balance and is associated with excessive fibrosis, calcification, and valvular heart disease. The comparison is important because it frames disease as a failure of cellular regulation under mechanical load, rather than simply a change in valve shape or function.
Researchers examine them in culture, tissue models, and broader cardiovascular research settings. These approaches allow investigators to observe responses to mechanical forces, assess regulation of nitric oxide and inflammatory pathways, and examine extracellular-matrix turnover. Comparing findings across models can connect cellular behavior with valve development, tissue repair, adaptation to hemodynamic load, and disease-related changes.
Studies can clarify how valve endothelial behavior supports development, contributes to tissue repair, and enables adaptation to hemodynamic load. They can also identify how disturbed cellular regulation relates to fibrosis, calcification, and valvular heart disease. These outcomes connect cell-level signaling and matrix handling with larger structural and functional changes in the valve, helping define mechanisms for cardiovascular investigation.
Because their activities influence signaling, inflammation, and extracellular-matrix turnover, these cells provide a way to investigate processes that preserve or damage valve tissue. Findings from culture and tissue models can inform regenerative strategies and therapeutic approaches aimed at understanding or addressing valve dysfunction. Their responses to mechanical load also help keep such research tied to cardiovascular biology.