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The hypertension-lipid connection: insights into the relation between angiotensin II and cholesterol in atherogenesis
Carlos M Ferrario1, Ronald Smith, Pavel Levy
1Hypertension and Vascular Disease Center, Wake Forest University School of Medicine, Winston-Salem, North Carolina 27157, USA. cferrari@wfubmc.edu
Insights
Statins manage coronary heart disease by affecting lipid metabolism. Emerging research suggests non-lipid effects of statins and angiotensin II may offer combined benefits for hypertension management.
Area of Science:
- Cardiovascular Medicine
- Pharmacology
Background:
- Abnormal lipid metabolism is key in atherosclerosis, with statins (hydroxymethylglutaryl coenzyme reductase inhibitors) being a primary treatment for coronary heart disease.
- Emerging research highlights the vascular renin-angiotensin system's role in early endothelial dysfunction and inflammation, crucial steps in atherogenesis.
Purpose of the Study:
- To discuss the biological effects of statins and angiotensin II in atherogenesis.
- To explore potential links between statins and angiotensin receptor blockers.
- To hypothesize about the additive effects of combined statin and renin-angiotensin system blocker therapy in hypertensive patients.
Main Methods:
- Review of clinical data and experimental studies.
- Discussion of biological effects of statins and angiotensin II.
- Assessment of commonalities in non-lipid actions on atherogenesis.
Main Results:
- Statins are established treatments for coronary heart disease, primarily through lipid metabolism modulation.
- The vascular renin-angiotensin system plays a role in early atherogenesis.
- Non-lipid effects of statins and angiotensin II share commonalities in influencing atherogenesis.
Conclusions:
- Dyslipidemia may impact blood pressure control in hypertensive individuals.
- Combined therapy with statins and renin-angiotensin system blockers may offer additive benefits for managing hypertension.
Abstract:
Clinical data and experimental studies have established the important role of abnormal lipid metabolism in the causation of atherosclerosis and enthroned the hydroxymethylglutaryl coenzyme reductase inhibitors (statins) as a mainstay in management of patients with coronary heart disease. However, emerging experimental data underline the role of vascular renin-angiotensin systems in mediating the early stages of vascular endothelial dysfunction and inflammation as prerequisites for unleashing the cascade of cellular and molecular events that lead to the deposition of foam cells and their eventual progression to the atherosclerotic plaque. We discuss here the biological effects of statins and angiotensin II in the evolution of atherogenesis, underscoring possible links between statins and angiotensin receptor blockers. From the assessment of the commonality of effects resulting from the nonlipidic actions of statins and angiotensin II on the process of atherogenesis, we develop the argument that dyslipidemia may influence the ability to control blood pressure in hypertensive subjects and hypothesize that the combined use of statins and blockers of the renin-angiotensin system may have an additive effect in the management of hypertensive subjects.
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