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Updated: Jul 12, 2026
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Non-invasive Assessment of Microvascular and Endothelial Function
Published on: January 29, 2013
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Comparison of storage solutions on saphenous vein endothelial function using immunofluorescence. A pilot study
1Teaching Hospital NHS Foundation Trust, Waikato Hospital, Hamilton, New Zealand.
Perfusion
|May 10, 2024
Summary
This study compared four storage solutions for saphenous vein preservation. No significant difference was found in endothelial damage, indicating none were superior for preserving vein endothelium.
Area of Science:
- Vascular Biology
- Surgical Preservation
Background:
- Saphenous vein grafts are crucial in cardiovascular surgery.
- Endothelial damage during storage can impact graft patency.
- Evaluating storage solutions is vital for optimizing graft viability.
Purpose of the Study:
- To assess the impact of different storage solutions on saphenous vein endothelium.
- To compare novel and current preservation fluids.
- To identify the solution causing minimal endothelial harm.
Main Methods:
- Saphenous vein samples were exposed to DuraGraft®, Plasma-Lyte, autologous blood, sodium chloride, and a control.
- Confocal microscopy was used to measure endothelial selectin (E-selectin) and endothelial nitric oxide synthase (eNOS) expression.
- Quantification of platelet endothelial cell adhesion molecules and vascular cell adhesion molecules was performed.
Main Results:
- Protein expression levels of E-selectin and eNOS showed high variability.
- No statistically significant differences were observed in E-selectin or eNOS expression between the tested solutions.
- The study identified and quantified key endothelial adhesion molecules.
Conclusions:
- None of the tested storage solutions demonstrated superiority in preserving saphenous vein endothelium.
- Further research is needed to identify optimal preservation strategies.
- Current storage fluids may not significantly differ in their impact on vein endothelium.
