Related Experiment Video
Updated: Jul 3, 2026
07:29
Cell-free Biochemical Fluorometric Enzymatic Assay for High-throughput Measurement of Lipid Peroxidation in High Density Lipoprotein
Published on: October 12, 2017
Reducing oxidized lipids to prevent cardiovascular disease.
1Emory Lipid Research Laboratory, Emory University and Atlanta Veterans' Affairs Medical Center, 1670 Clairmont Road, Room 4A187, Decatur, GA 30033, USA. ale@emory.edu
Current Treatment Options in Cardiovascular Medicine
|July 24, 2008
Summary
Cardiovascular disease (CVD) risks persist despite cholesterol reduction. Oxidized low-density lipoproteins (oxLDL) are key risks, suggesting oxLDL is a potential therapeutic target for managing metabolic complications and preventing CVD events.
Area of Science:
- Biochemistry
- Cardiovascular Medicine
- Metabolic Disorders
Background:
- Statins effectively lower plasma cholesterol, particularly low-density lipoprotein cholesterol (LDL-C).
- Residual cardiovascular disease (CVD) risk remains a significant clinical challenge.
- Oxidative modification of lipoproteins, specifically oxidized low-density lipoproteins (oxLDL), is implicated in atherogenesis and CVD progression.
Purpose of the Study:
- To review the evidence supporting oxidized low-density lipoproteins (oxLDL) as a therapeutic target.
- To evaluate the role of oxLDL in cardiovascular disease (CVD) complications.
- To explore the potential of targeting oxLDL for managing metabolic disorders and reducing CVD events.
Main Methods:
- Literature review of studies investigating oxidized low-density lipoproteins (oxLDL).
- Analysis of evidence linking oxLDL levels to cardiovascular disease (CVD) risk and metabolic complications.
- Synthesis of data on potential therapeutic strategies targeting oxLDL.
Main Results:
- Circulating levels of oxidized low-density lipoproteins (oxLDL) are associated with increased cardiovascular disease (CVD) risk.
- Oxidative modification of LDL contributes to endothelial dysfunction and inflammatory processes.
- Evidence suggests oxLDL plays a crucial role in the pathophysiology of metabolic complications.
Conclusions:
- Oxidized low-density lipoproteins (oxLDL) represent a significant, yet often unaddressed, risk factor for cardiovascular disease (CVD).
- Targeting oxLDL may offer a novel therapeutic strategy to mitigate residual CVD risk.
- Further research into oxLDL-targeted therapies is warranted for improved management of metabolic disorders and CVD prevention.
Related Concept Videos
01:26Atherosclerosis 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...
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...
01:26Coronary Artery Disease IV: Preventive Measures
Effective preventive measures for coronary artery disease (CAD) focus on controlling modifiable risk factors, including cholesterol abnormalities and lifestyle changes.Cholesterol ManagementFirst, the Mediterranean diet and the American Heart Association advocate for maintaining low-density lipoprotein (LDL) cholesterol levels below 100 mg/dL, with a more stringent recommendation of below 70 mg/dL for individuals at high risk. LDL cholesterol, often termed "bad cholesterol," can lead to the...
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,...
01:17Oxidation of Phenols to Quinones
In the presence of oxidizing agents, phenols are oxidized to quinones. Quinones can be easily reduced back to phenols using mild reducing agents. The electron-donating hydroxyl group enhances the reactivity of the aromatic ring, enabling oxidation of the ring even in the absence of an α hydrogen.
o-hydroxy phenols are oxidized to o-quinones and p-hydroxy phenols to p-quinones. Such redox reactions involve the transfer of two electrons and two protons. The reversible redox property is crucial in...
o-hydroxy phenols are oxidized to o-quinones and p-hydroxy phenols to p-quinones. Such redox reactions involve the transfer of two electrons and two protons. The reversible redox property is crucial in...
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...