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Related Concept Videos

Autoregulation of Blood Flow01:17

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Autoregulation mechanisms are characterized by their inherent capacity for self-regulation without necessitating specific nervous stimulation or endocrine control. These mechanisms facilitate the adjustment of blood flow and, therefore, perfusion specific to each tissue region. This self-regulation encompasses chemical signals and myogenic controls.
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The regulation of the cardiovascular system allows the body to adapt to various demands and maintain homeostasis.
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Updated: Jul 3, 2025

Measuring the Stiffness of Ex Vivo Mouse Aortas Using Atomic Force Microscopy
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Arterial Stiffness: From Basic Primers to Integrative Physiology.

Véronique Regnault1, Patrick Lacolley1, Stéphane Laurent2

  • 1INSERM U1116, DCAC, Université de Lorraine, Nancy, France.

Annual Review of Physiology
|February 12, 2024
PubMed
Summary
This summary is machine-generated.

Arterial stiffening, a key factor in vascular aging and cardiovascular diseases, is explored. This review details physiological mechanisms and clinical strategies for managing arterial stiffness.

Keywords:
agingepigeneticshemodynamicsimmunoinflammationmechanotransductionvascular smooth muscle cells

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Last Updated: Jul 3, 2025

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Area of Science:

  • Integrative physiology
  • Vascular biology
  • Cardiovascular medicine

Background:

  • Elastic properties of conductance arteries are crucial hemodynamic functions.
  • Arterial stiffening is linked to vascular aging and cardiovascular diseases.
  • Understanding dysfunction in these properties is vital for clinical outcomes.

Purpose of the Study:

  • Provide new insights into the integrative physiology of arterial stiffening.
  • Review molecular and pathway determinants of arterial stiffness.
  • Discuss clinical advances and personalized therapeutic strategies.

Main Methods:

  • Comprehensive literature review of basic science and clinical studies.
  • Focus on mechanotransduction, vascular smooth muscle cell (VSMC) plasticity, and vascular wall clearance.
  • Examination of immunoinflammatory and epigenetic mechanisms.

Main Results:

  • Identified key determinants of arterial stiffness, including VSMC contractility and plasticity.
  • Highlighted the roles of mechanotransduction, vascular wall clearance, and phenotypic switching.
  • Emphasized immunoinflammatory and epigenetic influences on arterial stiffness.

Conclusions:

  • Arterial stiffening involves complex physiological and molecular pathways.
  • Advances in understanding lead to revised therapeutic approaches.
  • Personalized, risk-based strategies are emerging for managing arterial stiffness.