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Published on: June 22, 2013
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Hypertension and brain damage: evidence from rodent models
Marta Sofia Scenna1, Eleonora Maceroni1, Annamaria Cimini1,2
1Department of Life, Health and Environmental Sciences, University of L'Aquila, 67100, L'Aquila, Italy.
Laboratory Animal Research
|March 25, 2026
Summary
High blood pressure (hypertension) significantly increases risks for stroke and cognitive decline. Rodent models reveal hypertension
Area of Science:
- Neurology
- Cardiovascular Research
- Gerontology
Background:
- Hypertension is a major risk factor for cerebrovascular and cognitive disorders.
- Understanding hypertensive brain damage is crucial for public health.
- Rodent models offer insights into disease mechanisms.
Purpose of the Study:
- To review the role of hypertension in brain pathology.
- To explore rodent models for studying hypertensive brain damage.
- To summarize potential therapeutic strategies.
Main Methods:
- Review of current literature on hypertension and brain damage.
- Focus on rodent models like spontaneously hypertensive rats (SHR) and stroke-prone SHR (SHR-SP).
- Analysis of studies investigating cerebrovascular alterations and neuroinflammation.
Main Results:
- Hypertension causes blood-brain barrier disruption, microvascular rarefaction, and neuroinflammation.
- Rodent models effectively replicate key aspects of hypertensive brain damage.
- Interventions targeting the renin-angiotensin system show therapeutic potential.
Conclusions:
- Hypertension is a critical factor in brain pathology, leading to stroke and cognitive impairment.
- Rodent models are invaluable for understanding these mechanisms.
- Antihypertensive treatments hold promise for mitigating brain damage.
