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Resveratrol and Vascular Function.

Huige Li1, Ning Xia2, Solveig Hasselwander3

  • 1Department of Pharmacology, Johannes Gutenberg University Medical Center, 55131 Mainz, Germany. huigeli@uni-mainz.de.

International Journal of Molecular Sciences
|May 5, 2019
PubMed
Summary
This summary is machine-generated.

Resveratrol enhances vascular health by increasing nitric oxide (NO) production and reducing oxidative stress. These actions improve blood vessel function and lower blood pressure, offering protective cardiovascular benefits.

Keywords:
cardiovascular diseaseendothelial nitic oxide synthaseendotheliumresveratrolsirtuin 1vascular function

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Area of Science:

  • Cardiovascular Science
  • Molecular Biology
  • Pharmacology

Background:

  • Vascular dysfunction and high blood pressure are significant health concerns.
  • Resveratrol, a natural polyphenol, has shown potential therapeutic benefits.
  • Understanding the molecular mechanisms of resveratrol's vascular effects is crucial.

Purpose of the Study:

  • To elucidate the multifaceted mechanisms by which resveratrol exerts protective effects on vascular function.
  • To investigate resveratrol's impact on nitric oxide (NO) pathways, oxidative stress, and cellular proliferation in the vasculature.
  • To identify key molecular mediators, including Sirtuin 1, AMP-activated protein kinase, and estrogen receptors, involved in resveratrol's actions.

Main Methods:

  • Analysis of endothelial nitric oxide synthase (eNOS) expression and activity.
  • Assessment of nitric oxide (NO) production and endothelin-1 synthesis.
  • Evaluation of oxidative stress markers in endothelial and smooth muscle cells.
  • Investigation of smooth muscle cell proliferation and vascular remodeling.
  • Assessment of immune cell infiltration and perivascular adipose tissue function.

Main Results:

  • Resveratrol upregulated endothelial NO synthase (eNOS) expression and activity, increasing nitric oxide (NO) production.
  • Resveratrol inhibited endothelin-1 synthesis and reduced oxidative stress in vascular cells.
  • Resveratrol ameliorated pathological stimuli-induced smooth muscle cell proliferation, vascular remodeling, and arterial stiffness.
  • Resveratrol modulated immune cell function, reduced vascular wall infiltration, and improved perivascular adipose tissue function.
  • Sirtuin 1, AMP-activated protein kinase, and estrogen receptors were identified as key mediators.

Conclusions:

  • Resveratrol confers significant protection to vascular function and blood pressure through multiple molecular pathways.
  • Its ability to boost nitric oxide (NO) bioavailability and combat oxidative stress is central to its benefits.
  • Resveratrol's pleiotropic effects on vascular cells and immune modulation highlight its therapeutic potential for cardiovascular health.