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Updated: Jun 7, 2026
09:33
A Methodological Approach to Non-invasive Assessments of Vascular Function and Morphology
Published on: February 7, 2015
Assessment of ischemic vascular damage
Viera Nosál'ová1, Ruzena Sotníková
1Institute of Experimental Pharmacology and Toxicology, Slovak Academy of Sciences, Bratislava, Slovak Republic.
Current Protocols in Toxicology
|October 23, 2010
Summary
This study presents a rat model for acute intestinal ischemia using superior mesenteric artery occlusion. This model aids in understanding injury mechanisms and testing treatments for clinical application.
Area of Science:
- Physiology
- Pathophysiology
- Pharmacology
Background:
- Intestinal ischemic injury is a significant clinical problem.
- Understanding the pathophysiological mechanisms is crucial for developing effective treatments.
Purpose of the Study:
- To describe a reliable animal model for studying acute intestinal ischemia.
- To facilitate the assessment of pathophysiological mechanisms in intestinal injury.
- To provide a platform for evaluating therapeutic interventions, particularly pharmacological treatments.
Main Methods:
- Selective occlusion of the superior mesenteric artery in anesthetized rats.
- Support protocols including functional vascular studies, chemiluminescence, vascular permeability, and myeloperoxidase activity assays.
- Assessment of intestinal transit time and mortality.
Main Results:
- The described model allows for controlled induction of intestinal ischemia.
- The model supports the investigation of various pathophysiological factors contributing to injury.
- It enables the evaluation of treatment efficacy in a preclinical setting.
Conclusions:
- This rat model is a valuable tool for acute intestinal ischemia research.
- It aids in elucidating injury mechanisms and testing novel therapeutic strategies.
- The model has direct implications for improving clinical management of intestinal ischemia.
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