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Updated: May 9, 2026

Isolation of Murine Coronary Vascular Smooth Muscle Cells

Isolation of Murine Coronary Vascular Smooth Muscle Cells

Published on: May 30, 2016

Vascular smooth muscle function: defining the diabetic vascular phenotype.

Rosa Maria Bruno¹, Lorenzo Ghiadoni

¹Institute of Clinical Physiology - CNR, Via G Moruzzi 1, 56124 Pisa, Italy. rosam.bruno@gmail.com

|August 3, 2013

Summary

Vascular smooth muscle (VSM) dysfunction is significantly impaired in type 2 diabetes, amplifying endothelial dysfunction. This highlights VSM cells as key players in diabetic vascular complications, warranting further investigation.

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Isolation of Primary Patient-specific Aortic Smooth Muscle Cells and Semiquantitative Real-time Contraction Measurements In Vitro

Isolation of Primary Patient-specific Aortic Smooth Muscle Cells and Semiquantitative Real-time Contraction Measurements In Vitro

Published on: February 15, 2022

Area of Science:

Vascular Biology
Endocrinology
Cardiovascular Research

Background:

Type 2 diabetes mellitus is associated with endothelial dysfunction.
The role of vascular smooth muscle (VSM) cells in this dysfunction is not fully understood.
Reduced nitric oxide (NO) availability is a known factor in diabetic vascular complications.

Purpose of the Study:

To investigate the function of vascular smooth muscle (VSM) cells in individuals with type 2 diabetes compared to healthy individuals.
To determine the association between endothelial function and VSM function, particularly in the microcirculation.
To explore the potential role of VSM cells in amplifying the consequences of reduced NO availability in type 2 diabetes.

Main Methods:

Meta-analysis of existing studies comparing VSM function in type 2 diabetic patients and healthy individuals.
Assessment of endothelial function and VSM function, with a focus on microcirculatory parameters.
Analysis of the relationship between VSM cell responsiveness to NO and endothelial dysfunction.

Main Results:

Significant impairment of vascular smooth muscle (VSM) function was observed in type 2 diabetic patients.
A strong association between endothelial function and VSM function was found, especially in the microcirculation.
Unresponsiveness of VSM cells to NO was confirmed as a factor amplifying the effects of reduced NO availability.

Conclusions:

Vascular smooth muscle (VSM) cells are key players in endothelial dysfunction observed in type 2 diabetes.
VSM dysfunction appears to be an integral feature of the vascular phenotype in type 2 diabetes mellitus.
Further research is needed to explore causative mechanisms and the prognostic significance of VSM dysfunction in diabetes and high cardiovascular risk conditions.