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Why vascular biology matters
1Division of Cardiovascular Medicine, University of Florida College of Medicine, 1600 Archer Road, Gainesville, FL 32610, USA. pepincj@medicine.ufl.edu
Insights
Cardiovascular disease, a leading global cause of death, begins early in life. Understanding atherosclerosis and its treatments, like statins, is crucial for prevention and reducing mortality.
Area of Science:
- Cardiovascular Medicine
- Vascular Biology
- Pharmacology
Background:
- Cardiovascular disease (CVD) is the primary cause of mortality globally.
- Atherosclerotic vascular disease lesions can initiate in infancy or even prenatally.
- The pathobiology of atherosclerosis, including the role of low-density lipoprotein cholesterol, is well-established.
Purpose of the Study:
- To highlight the early onset of atherosclerotic lesions.
- To emphasize the importance of understanding vascular wall mechanisms in CVD.
- To underscore the clinical implications of recent therapeutic trial findings.
Main Methods:
- Review of current understanding of atherosclerosis pathobiology.
- Analysis of the role of oxidative and renin-angiotensin systems in the vascular wall.
- Examination of the vascular wall effects of statins and angiotensin-converting enzyme inhibitors.
Main Results:
- Activation of vascular wall oxidative and renin-angiotensin systems are early steps in atherosclerosis.
- Statins and ACE inhibitors offer vascular benefits (improved endothelial function, reduced platelet aggregation, plaque stabilization) independent of systemic effects.
- Clinical trials demonstrate positive outcomes with these agents.
Conclusions:
- Early intervention and understanding of vascular mechanisms are critical for CVD prevention.
- Timely integration of research findings on statins and ACE inhibitors into clinical practice is essential to combat CVD morbidity and mortality.
- Continued research and clinical application are vital to address the global burden of cardiovascular disease.
Abstract:
Cardiovascular disease has been the leading cause of death for men and women in this country since 1921 and is currently the leading cause of death in the world. Adding to the sense of urgency about disease prevention is the recent finding that the initial lesions of atherosclerotic vascular disease may begin within the first year of life-or even earlier, during fetal growth. However, the pathobiology of atherosclerosis (and in particular, the key role of low-density lipoprotein cholesterol) is now well understood. Activation of 3 major oxidative systems as well as the renin-angiotensin system-all located in the vascular wall-is an early step. In fact, the effects of statins and angiotensin-converting enzyme inhibitors on the vascular wall (improved endothelial function, inhibition of platelet aggregation, and plaque stabilization) are an important mechanism of benefit, independent of their systemic effects. Several very positive trials with these agents have been completed. However, if this information is not incorporated into clinical practice in a timely manner, cardiovascular disease will continue to present a major cause of morbidity and mortality worldwide.