Infrarenal Aorta
Infrarenal Aorta - Related Videos
03:51
Exposing Infrarenal Abdominal Aorta in Porcine Model: A Surgical Procedure to Access Porcine Infrarenal Abdominal Aorta for Further Studies
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2025
This video demonstrates the surgical procedure to locate and dissect the infrarenal aorta from the surrounding tissues for accessing it. The exposed aorta can be used for further studies.
08:38
Photoacoustic Tomography to Image Blood and Lipids in the Infrarenal Aorta
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2023
Source: Gurneet S. Sangha and Craig J. Goergen, Weldon School of Biomedical Engineering, Purdue University, West Lafayette, Indiana Photoacoustic tomography (PAT) is an emerging biomedical imaging modality that utilizes light generated acoustic waves to obtain compositional information from tissue. PAT can be used to image blood and lipid components, which is useful for a wide variety of applications, including cardiovascular and tumor imaging. Currently used imaging techniques have inherent...
06:04
Patch Angioplasty in the Rat Aorta or Inferior Vena Cava
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Cited by 16 •
2017
We have established a model of pericardial patch angioplasty that can be used in either small-diameter veins or arteries. This model can be used to compare venous and arterial neointimal hyperplasia formation.
08:33
Reproducible Arterial Denudation Injury by Infrarenal Abdominal Aortic Clamping in a Murine Model
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Cited by 5 •
2016
Understanding the cellular and molecular mechanisms of re-endothelialization following arterial denudation injury is of paramount importance in preventing thrombosis and restenosis of arteries. Here we describe a protocol for reproducible arterial denudation injury of the infrarenal abdominal aorta. The procedure was developed to investigate the underlying mechanisms that regulate endothelial regeneration using mouse models.
03:13
Porcine Aorta Isolation: A Surgical Procedure to Excise the Thoracic Aorta From Miniature Pigs for Downstream Analysis
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2025
In this video, we demonstrate a procedure for the surgical removal of the aorta from miniature pigs. Endothelial cells harvested from these isolated aortae can be further cultured in in vitro conditions to study coagulation and immune responses.
FAQs
Continuous pulsatile pressure places repeated mechanical demands on the vessel wall. When endothelial injury or altered blood flow occurs, these stresses can interact with inflammatory processes and weaken wall structure over time. This relationship helps researchers explain why local vascular injury may progress toward remodeling and aneurysmal change rather than remaining a transient endothelial disturbance.
Endothelial injury and disturbed flow can promote recruitment of immune cells to the vessel wall. Their accumulation may sustain local inflammation and contribute to structural remodeling. In the infrarenal aorta, researchers therefore examine these events as connected mechanisms that link changes at the blood-wall interface with later weakening of the vessel and increased disease risk.
Inflammatory aortitis emphasizes inflammation of the aortic wall associated with a dysregulated host response, whereas an infected aneurysm includes microbial invasion or infection-related damage. Both can injure and weaken the vessel, but distinguishing the dominant process is important for interpreting immune mechanisms, assessing progression, and considering targeted vascular therapies.
Immune-cell recruitment can amplify inflammation after endothelial disturbance or microbial involvement. The resulting host response may alter the vessel wall and promote remodeling, a process in which vascular structure changes over time. Studying this recruitment provides a way to connect immunological activity with weakening of the infrarenal aorta in inflammatory or infection-associated disease.
Studies commonly examine how endothelial injury, altered flow, immune-cell recruitment, microbial invasion, and host-response dysregulation affect the vessel wall. These investigations focus on inflammatory aortitis, vascular remodeling, and infected aneurysms. Together, the findings can clarify disease mechanisms and support the search for earlier diagnostic indicators and more targeted vascular treatments.
Examining inflammatory and structural changes in the infrarenal aorta can help researchers identify processes associated with wall weakening and aneurysm development. Linking immune activity or microbial damage with vascular remodeling may improve understanding of disease progression. That knowledge supports earlier diagnosis, more informed assessment of vascular risk, and development of therapies directed at relevant mechanisms.