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Related Concept Videos

Coronary Artery Disease II: Pathophysiology01:26

Coronary Artery Disease II: Pathophysiology

Coronary Artery Disease (CAD) originates from a series of events that impair the function of coronary arteries, the blood vessels responsible for delivering oxygen-rich blood to the heart muscle. The pathophysiology of CAD is closely linked to atherosclerosis, a chronic inflammatory and lipid-driven condition affecting the vascular endothelium.1. Endothelial DamageThe process begins with damage to the vascular endothelium, which serves as a protective barrier between the blood and the vessel...
Coronary Artery Disease I: Introduction01:30

Coronary Artery Disease I: Introduction

Coronary Artery Disease (CAD): An Overview with Scientific InsightsCoronary Artery Disease (CAD), often referred to as C-A-D, is a prevalent blood vessel disorder classified under the broader category of atherosclerosis. Atherosclerosis is a pathological process characterized by the hardening and narrowing of arteries due to the accumulation of atherosclerotic plaques. These plaques are composed of cholesterol, fatty substances, inflammatory cells, calcium, and fibrin, reducing blood flow to...
Psychoneuroimmunology: Cardiovascular Disease01:27

Psychoneuroimmunology: Cardiovascular Disease

Psychoneuroimmunology (PNI) is a multidisciplinary field that examines how psychological factors, particularly stress, interact with the immune system and impact physical health. Research in PNI has shown that chronic or traumatic stress can disrupt both the hypothalamic-pituitary-adrenal axis and the sympathetic nervous system. These disruptions contribute to serious health conditions, including cardiovascular diseases.
A key area of focus in PNI is the relationship between stress and coronary...
Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers01:19

Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers

Cardiac biomarkers are critical in diagnosing, prognosing, and managing cardiovascular diseases. Routine measurement of specific biomarkers such as B-type natriuretic peptide (BNP), C-reactive protein (CRP), and homocysteine (Hcy) is common practice in clinical settings to evaluate heart function and predict cardiovascular events.
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...
Lipid-derived Compounds in the Human Body01:31

Lipid-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...
Cardiovascular Drugs: Classification based on Therapeutic Indications01:18

Cardiovascular Drugs: Classification based on Therapeutic Indications

Cardiovascular diseases, encompassing a range of conditions, can significantly affect the heart's operations and the overall circulatory system. These conditions impair the heart's ability to pump blood, leading to a deficit in oxygen supply to crucial organs. Anomalies in the heart's electrical system, known as arrhythmias, can cause heartbeats to accelerate or slow down. Usually, heart rates increase during physical activity and decrease while resting or sleeping. However, frequent irregular...

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Related Experiment Video

Updated: Jun 6, 2026

Generation of Lymphocytic Microparticles and Detection of their Proapoptotic Effect on Airway Epithelial Cells
09:26

Generation of Lymphocytic Microparticles and Detection of their Proapoptotic Effect on Airway Epithelial Cells

Published on: February 20, 2015

Microparticles: key protagonists in cardiovascular disorders.

Nicolas Amabile1, Pierre-Emmanuel Rautou, Alain Tedgui

  • 1INSERM, U970, Paris Cardiovascular Research Center - PARCC, Paris, France.

Seminars in Thrombosis and Hemostasis
|November 12, 2010
PubMed
Summary

Circulating microparticles (MPs), which are cell-derived vesicles, are linked to inflammation and blood vessel health. Elevated MP levels in cardiovascular disease patients may predict future complications.

Related Experiment Videos

Last Updated: Jun 6, 2026

Generation of Lymphocytic Microparticles and Detection of their Proapoptotic Effect on Airway Epithelial Cells
09:26

Generation of Lymphocytic Microparticles and Detection of their Proapoptotic Effect on Airway Epithelial Cells

Published on: February 20, 2015

Area of Science:

  • Cardiovascular Biology
  • Cellular Biology
  • Biochemistry

Background:

  • Microparticles (MPs) are membrane vesicles released from cells during apoptosis or activation.
  • These circulating MPs are found in human plasma and atherosclerotic lesions.
  • MPs play roles in inflammation, angiogenesis, coagulation, and vascular tone regulation.

Purpose of the Study:

  • To investigate the role of microparticles in atherosclerosis.
  • To examine the origin and clinical significance of plasma MPs.

Main Methods:

  • Analysis of plasma microparticle levels.
  • Correlation of microparticle levels with cardiovascular disease status and medications.

Main Results:

  • Plasma microparticle levels are elevated in patients with cardiovascular diseases.
  • Specific cardiovascular medications influence plasma microparticle levels.
  • Circulating MPs show potential as prognostic markers for cardiovascular complications.

Conclusions:

  • Microparticles contribute to the development of atherosclerosis and its complications.
  • Plasma microparticle levels can serve as a prognostic indicator for cardiovascular disease risk.