TESTING THE ROLE OF MITOCHONDRIAL DYSFUNCTION IN AGE-RELATED HYPERTENSIVE AORTIC DISEASE
2024
Mitochondrial Dysfunction and Age-Related Aortic Disease
Sample size: 30
publication
Evidence: moderate
Author Information
Author(s): Dhanekula Arjune, DeRoo Scott, Burke Christopher, Hwang Billie, Mulligan Michael, Pal Jay, Marcinek David
Primary Institution: University of Washington
Hypothesis
Does mitochondrial dysfunction drive age-related hypertensive aortic disease?
Conclusion
Angiotensin II administration in older mice leads to aortic aneurysm development in an age-dependent manner.
Supporting Evidence
- A pilot study showed a significant increase in aortic size with higher doses of AngII in younger mice.
- Older mice did not show a change in aortic size or oxygen consumption rate after treatment.
Takeaway
As mice get older, their aorta can become unhealthy, and giving them a certain treatment can make this worse.
Methodology
Developed a mouse model to test the effects of angiotensin II on aortic disease in different age groups.
Limitations
The study primarily used a limited number of mouse models and doses.
Participant Demographics
C57Bl/6 mice aged 20 months and 23-24 months.
Statistical Information
P-Value
p<0.0001
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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