Aortic Tissue

Aortic tissue is the specialized, multilayered wall of the aorta, the body’s largest artery, that withstands high-pressure blood flow while maintaining vessel integrity. Its endothelial lining regulates interactions between blood and the vessel wall, while smooth muscle cells, elastin, and collagen provide contractile control, elasticity, and structural strength; during infection or injury, immune cells and inflammatory mediators can disrupt these functions. Studying aortic tissue in immunology and infection helps clarify mechanisms of vascular inflammation, aortitis, aneurysm formation, and tissue damage. These insights support improved disease models, diagnostic approaches, and therapies for severe aortic disorders.

Aortic Tissue - Related Videos

Research

JoVE Journal - Medicine

Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots

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Cited by 4 •

2017

Full-root aortic valve replacement by stentless aortic xenograft is a viable option in patients with small aortic roots. We describe, a technique for the full-root implantation of stentless aortic xenografts, with emphasis on the management of the proximal suture line and coronary anastomoses, and discuss its limitations and alternative options.

Aortic Ring Assay

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Cited by 42 •

2009

Angiogenesis, the sprouting of blood vessels from pre-existing vasculature, is associated with both natural and pathological processes. Here we demonstrate an aortic ring assay that allows angiogenic potentiators and inhibitors to be directly added to aortic rings in culture. Sprouting and neovessel outgrowth can be determined by inspecting the aortic rings over a period of 6-12 days.

Three-Dimensional Imaging of Aortic Tissues in Atherosclerosis

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2024

Here, we present optimized tissue-clearing protocols to image the murine aorta in three dimensions (3D). We delineate state-of-the-art procedures for immunostaining, optical clearing, and imaging with the intent to define the anatomical proximity of the peripheral nervous system with atherosclerotic plaques and the adventitia in atherosclerosis.

Transverse Aortic Constriction in Mice

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Cited by 263 •

2010

Transverse aortic constriction (TAC) in the mouse is a commonly used experimental model to study mechanisms underlying cardiac hypertrophy and heart failure development. Here, we describe procedures to constrict the aorta to create a reproducible degree of cardiac hypertrophy in mice.

Research

JoVE Journal - Medicine
Free Sample

Creation of a Rodent Model of Abdominal Aortic Aneurysm by Blocking Adventitial Vasa Vasorum Perfusion

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Cited by 12 •

2017

Polyurethane catheter insertion into the aortic lumen and suture ligation of the aorta induce chronic hypoxia due to hypoperfusion of the adventitial vasa vasorum. This article describes a novel animal model of abdominal aortic aneurysm (AAA) with characteristics similar to those of AAA in humans.

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