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Related Concept Videos

Blood Studies for Cardiovascular System III: Serum Lipid Profile01:25

Blood 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...
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 Lipid Metabolism01:24

Overview of Lipid Metabolism

Lipid metabolism is a crucial process in the human body that involves the synthesis and degradation of lipids. This process is essential for energy production, cell membrane formation, and hormone production, among other functions.
Lipolysis: The Breakdown of Lipids:
Lipolysis is the process of breaking down lipids, particularly triglycerides, into glycerol and fatty acids. This process typically occurs in the adipose tissue and is triggered by various hormones, including glucagon and...
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.
Considering cholesterol and...
Lipids: Dietary Sources and Requirements01:18

Lipids: 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,...
Lipid Digestion01:06

Lipid Digestion

Lipids are large molecules that are generally not water-soluble. Since most of the digestive enzymes in the human body are water-based, there are specific steps the body must take to break down lipids and make them available for use.

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Related Experiment Video

Updated: May 26, 2026

Assessing Whole-Body Lipid-Handling Capacity in Mice
07:57

Assessing Whole-Body Lipid-Handling Capacity in Mice

Published on: November 24, 2020

Screening for lipid disorders.

Damon A Bell1, Amanda J Hooper, Robert Bender

  • 1Department of Core Clinical Pathology and Biochemistry, Royal Perth Hospital, Perth, Western Australia, Australia.

Pathology
|December 27, 2011
PubMed
Summary
This summary is machine-generated.

Lipid disorders, or dyslipidaemias, involve abnormal cholesterol and triglyceride levels. This review examines the benefits and controversies of screening for these conditions, especially in asymptomatic individuals, to prevent cardiovascular disease.

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Differential Effects of Lipid-lowering Drugs in Modulating Morphology of Cholesterol Particles
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Last Updated: May 26, 2026

Assessing Whole-Body Lipid-Handling Capacity in Mice
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Differential Effects of Lipid-lowering Drugs in Modulating Morphology of Cholesterol Particles
09:15

Differential Effects of Lipid-lowering Drugs in Modulating Morphology of Cholesterol Particles

Published on: November 10, 2017

Area of Science:

  • Cardiology
  • Metabolic Disorders
  • Public Health

Background:

  • Dyslipidaemias, including high cholesterol, LDL, and triglycerides, and low HDL, are key risk factors for cardiovascular disease (CVD).
  • CVD is a leading cause of death in Australia, making dyslipidaemia detection crucial.
  • Current guidelines are clear on treating patients with known CVD, but screening asymptomatic individuals remains debated.

Purpose of the Study:

  • To review the role of screening in identifying and managing lipid disorders.
  • To explore the evidence for and against screening asymptomatic individuals for dyslipidaemia.
  • To inform clinical practice regarding lipid disorder screening strategies.

Main Methods:

  • Literature review of studies on lipid disorder screening.
  • Analysis of current guidelines and expert opinions.
  • Examination of risk factors and diagnostic criteria for dyslipidaemia.

Main Results:

  • Screening identifies individuals with lipid disorders, enabling timely intervention.
  • Evidence supports treatment benefits in patients with existing CVD.
  • The value of routine screening in asymptomatic, low-risk populations requires further clarification.

Conclusions:

  • Early detection and management of lipid disorders are vital for CVD prevention.
  • Screening strategies should be carefully considered, balancing benefits against potential harms and costs.
  • Further research may clarify optimal screening protocols for diverse populations.