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Related Concept Videos

Atherosclerosis I: Introduction01:30

Atherosclerosis 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...
Atherosclerosis III: Management01:26

Atherosclerosis III: Management

Management of atherosclerosis involves an integrated strategy encompassing pharmacological treatment, surgical interventions, lifestyle changes, and nutrition therapy to address the multifactorial nature of the disease.Pharmacological TherapyA cornerstone of atherosclerosis management is the use of pharmacological agents. Statins, such as atorvastatin, are pivotal in inhibiting HMG-CoA reductase, an enzyme that catalyzes an initial step in cholesterol synthesis in the liver. This reduction in...
Cholesterol: Significance and Regulation01:29

Cholesterol: 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.
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Lipid-Lowering Drugs: Statins and Miscellaneous Agents01:20

Lipid-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...
Overview of Fatty Acid Metabolism01:28

Overview of Fatty Acid Metabolism

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Articles linked to this work by shared authors, journal, and citation graph.

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[Hypercholesterolemia, from screening to treatment: Who, why and how to manage].

La Revue de medecine interne·2020
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Psychological predictors of the combined adoption of physical exercise and dietary change among adults with hypercholesterolemia.

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Related Experiment Video

Updated: Jun 10, 2026

Network Pharmacology Prediction and Metabolomics Validation of the Mechanism of Fructus Phyllanthi against Hyperlipidemia
11:06

Network Pharmacology Prediction and Metabolomics Validation of the Mechanism of Fructus Phyllanthi against Hyperlipidemia

Published on: April 7, 2023

[Phytosterols and atherosclerosis].

B Hansel1, R Courie, Y Bayet

  • 1Service d'endocrinologie et de prévention cardiovasculaire, hôpital de la Pitié-Salpêtrière, 47-83, boulevard de l'Hôpital, 75013 Paris, France. boris.hansel@psl.aphp.fr

La Revue De Medecine Interne
|July 24, 2010
PubMed
Summary
This summary is machine-generated.

Phytosterols/stanols (PS) effectively lower LDL-cholesterol, potentially reducing cardiovascular disease risk. While some studies suggest risks at high levels, current evidence largely supports PS as beneficial for heart health.

Related Experiment Videos

Last Updated: Jun 10, 2026

Network Pharmacology Prediction and Metabolomics Validation of the Mechanism of Fructus Phyllanthi against Hyperlipidemia
11:06

Network Pharmacology Prediction and Metabolomics Validation of the Mechanism of Fructus Phyllanthi against Hyperlipidemia

Published on: April 7, 2023

Area of Science:

  • Nutritional Science
  • Cardiovascular Health
  • Lipid Metabolism

Context:

  • Phytosterols/stanols (PS) are plant-derived compounds known to reduce plasma cholesterol levels.
  • A daily intake of 2g of PS can decrease LDL-cholesterol by approximately 10%.
  • The established link between LDL-cholesterol reduction and decreased cardiovascular (CV) risk suggests a potential benefit of PS supplementation.

Purpose:

  • To evaluate the association between phytosterols/stanols intake and cardiovascular disease risk.
  • To examine conflicting evidence regarding the impact of elevated plasma PS concentrations on CV risk.
  • To synthesize findings from animal studies, observational studies, and recent large-scale trials.

Summary:

  • Animal studies consistently show that oral PS administration reduces atherosclerosis progression.
  • While some studies on sitosterolemic patients and observational data in non-sitosterolemic subjects suggest a potential increase in CV risk with high PS levels, these findings are debated due to methodological limitations and conflicting results from larger, more recent studies.
  • Recent large-scale studies indicate either no relationship or a negative association between PS levels and CV disease incidence.

Impact:

  • Current guidelines recommend PS-enriched foods for hypercholesterolemic individuals.
  • Further research is needed to definitively establish the cardiovascular benefits of PS-enriched foods.
  • Understanding the complex relationship between PS levels and CV risk is crucial for public health recommendations.