Related Experiment Video
Updated: Aug 8, 2026
09:15
Differential Effects of Lipid-lowering Drugs in Modulating Morphology of Cholesterol Particles
Published on: November 10, 2017
Cholesterol and lipoproteins: beyond atherogenesis
F E Kuhn1, E R Mohler, C E Rackley
1Georgetown University Medical Center, Washington, D.C. 20007.
Clinical Cardiology
|December 1, 1992
Summary
Lipids impact vascular health beyond plaque, affecting platelet and endothelial cell function. Lipid-lowering therapies may improve vascular biology and reduce myocardial ischemia risk.
Area of Science:
- Cardiovascular Biology
- Lipid Metabolism
- Vascular Pathophysiology
Background:
- Cholesterol and lipoproteins are traditionally linked to atherosclerosis.
- Emerging evidence suggests lipids exert broader vascular effects.
- These effects may contribute to myocardial ischemia pathogenesis.
Purpose of the Study:
- To review recent data on nonatherogenic lipid effects.
- To explore how lipid lowering impacts vascular biology.
- To provide insights into clinical benefits of lipid management.
Main Methods:
- Literature review of recent studies.
- Analysis of lipid's vascular actions.
- Synthesis of data on lipid-lowering interventions.
Main Results:
- Lipids negatively affect platelet and endothelial cell function.
- Lipid profiles influence coagulation and fibrinolysis.
- Lipids impact prostacyclin metabolism, affecting vascular tone and thrombosis.
Conclusions:
- Lipids have significant nonatherogenic vascular roles.
- Lipid-lowering strategies may offer clinical benefits beyond plaque reduction.
- Further research is warranted to elucidate these vascular mechanisms.
Related Concept Videos
01:31Lipid-derived Compounds in the Human Body
Fats and lipids are crucial components in the human body. Some lipid-derived compounds, such as fat-soluble vitamins, eicosanoids, lipoproteins, and glycolipids, also play unique roles to support various biological processes .
Fat-soluble Vitamins
Fat-soluble vitamins, including vitamins A, D, E, and K, are required in minimal quantities, but their deficiencies can lead to severely abnormal physiological conditions. For example, vitamin A deficiency can cause night blindness, dry skin, delayed...
Fat-soluble Vitamins
Fat-soluble vitamins, including vitamins A, D, E, and K, are required in minimal quantities, but their deficiencies can lead to severely abnormal physiological conditions. For example, vitamin A deficiency can cause night blindness, dry skin, delayed...
01:20Lipid-Lowering Drugs: Statins and Miscellaneous Agents
Hyperlipidemia, a medical condition often referred to as high cholesterol, is characterized by abnormally elevated levels of lipids in the bloodstream. When present in excess, these lipids, specifically cholesterol and triglycerides, can lead to serious health complications, often involving cardiovascular diseases. Illnesses like atherosclerosis, heart attacks, and pancreatitis have all been linked to untreated hyperlipidemia. This means controlling and regulating cholesterol and triglyceride...
01:18Lipids: Dietary Sources and Requirements
Lipids are an essential component of a balanced human diet. Triglycerides, which make up the majority of dietary lipids, are found in both saturated fats—commonly present in meat, dairy products, and certain tropical plants like coconut, and hydrogenated oils such as margarine and baking shortenings (trans fats)—and unsaturated fats, which are abundant in seeds, nuts, olive oil, and most vegetable oils. The main sources of cholesterol include egg yolks, various meats and organ meats, shellfish,...
01:29Cholesterol: Significance and Regulation
Although not a source of energy, cholesterol plays a significant role as a foundational structure for bile salts, steroid hormones, and vitamin D, as well as being a crucial component of plasma membranes. Approximately 15% of blood cholesterol is derived from our diet, with the remainder synthesized from acetyl CoA by the liver and intestines. Cholesterol is eliminated from the body through its conversion into bile salts, which are eventually discarded in the feces.
Considering cholesterol and...
Considering cholesterol and...
01:25Blood Studies for Cardiovascular System III: Serum Lipid Profile
Understanding serum lipids is crucial for maintaining cardiovascular health and preventing heart disease and stroke.
Serum lipids are fats and fatty substances in the blood and are crucial for various bodily functions, including energy storage, cellular structure, and hormone production. Serum lipids consist of cholesterol, triglycerides, and phospholipids.
Cholesterol is a soft, fat-like substance found in all body cells. It is crucial for producing hormones, vitamin D, and substances that aid...
Serum lipids are fats and fatty substances in the blood and are crucial for various bodily functions, including energy storage, cellular structure, and hormone production. Serum lipids consist of cholesterol, triglycerides, and phospholipids.
Cholesterol is a soft, fat-like substance found in all body cells. It is crucial for producing hormones, vitamin D, and substances that aid...
01:30Atherosclerosis I: Introduction
Atherosclerosis is a progressive disorder characterized by the buildup of plaques on the arterial inner wall, causing them to narrow and harden over time. These plaques comprise lipids, calcium, blood components, carbohydrates, and fibrous tissue. The process primarily affects the intima of large and medium-sized arteries, reducing blood flow in any artery.Etiology and risk factorsThe cause of atherosclerosis is multifactorial, involving a complex interplay among endothelial injury, lipid...