Related Experiment Video
Updated: Jul 14, 2026
10:37
Ferric Chloride-induced Murine Thrombosis Models
Published on: September 5, 2016
Platelets and vascular risk: an option for treatment
I A Jagroop1, A I Kakafika, D P Mikhailidis
1Department of Clinical Biochemistry, Royal Free Hospital and Royal Free University College Medical School, London, UK. MIKHAILIDIS@aol.com
Current Pharmaceutical Design
|June 23, 2007
Summary
Platelet hyperactivity increases vascular event risk. Antiplatelet therapies effectively reduce risks like myocardial infarction (MI) and stroke, though reliable markers for platelet activity are still needed.
Area of Science:
- Cardiovascular Research
- Hematology
- Clinical Trials
Background:
- Platelet hyperactivity is linked to increased vascular event risk.
- Clinical trials demonstrate antiplatelet agents reduce myocardial infarction (MI) and stroke.
- Platelets play a critical role in thrombosis.
Purpose of the Study:
- To review the preventive role of antiplatelet interventions.
- To discuss the assessment of platelet hyperactivity.
- To explore mechanisms of platelet-induced thrombosis.
Main Methods:
- Review of epidemiological studies.
- Analysis of clinical trial data.
- Discussion of platelet function and thrombosis mechanisms.
Main Results:
- Evidence supports antiplatelet therapy for vascular event prevention.
- Current methods for assessing platelet activity are limited.
- Identifying high-risk patients and treatment efficacy remains challenging.
Conclusions:
- Antiplatelet agents are crucial for preventing vascular events.
- Development of reliable platelet activity markers is essential.
- Further research into platelet function is warranted.
Related Concept Videos
01:20Antiplatelet Drugs: Prostaglandin Synthesis, P2Y12 and Glycoprotein IIb/IIIa Inhibitors
Antiplatelet drugs emerge as frontline defenders against the insidious threat of thromboembolic diseases, where abnormal clots obstruct vital blood vessels. These drugs stand as bulwarks, inhibiting platelet aggregation and clot formation, thereby mitigating the risk of life-threatening conditions like myocardial infarction, coronary artery disease, and thrombotic strokes.
Prostaglandin synthesis inhibitors, exemplified by the widely known aspirin, wield their power by irreversibly acetylating...
Prostaglandin synthesis inhibitors, exemplified by the widely known aspirin, wield their power by irreversibly acetylating...
01:29Venous Thrombosis III: Interprofessional Care
Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
01:22Formation of the Platelet Plug
The platelet phase, the second stage of hemostasis, commences around 15-20 seconds after an injury. It follows and overlaps with the vascular phase, during which blood vessels constrict to minimize blood loss.
As the injured blood vessel contracts, endothelial cells undergo contraction, revealing collagen fibers in the basement membrane and underlying connective tissue. Furthermore, the plasma membrane of endothelial cells becomes adhesive, preparing the site for platelet adhesion. Platelets...
As the injured blood vessel contracts, endothelial cells undergo contraction, revealing collagen fibers in the basement membrane and underlying connective tissue. Furthermore, the plasma membrane of endothelial cells becomes adhesive, preparing the site for platelet adhesion. Platelets...
01:30Anticoagulant Drugs: Low-Molecular-Weight Heparins
Hemostasis is a crucial process that prevents excessive blood loss from damaged blood vessels. It involves various mechanisms such as vasoconstriction, platelet adhesion and activation, and fibrin formation. The importance of each mechanism depends on the type of vessel injury. In contrast, thrombosis is the abnormal formation of a blood clot within the blood vessels, leading to potential complications if the clot obstructs blood flow. Thrombosis can be caused by increased coagulability of the...
01:27Peripheral Artery Disease III: Interprofessional Care
Peripheral Artery Disease (PAD) is characterized by narrowed arteries that diminish blood flow to the extremities. Effective management of PAD requires an interprofessional approach involving various healthcare professionals. The critical aspects of interprofessional care for PAD patients focus on risk factor modification, drug therapy, exercise therapy, nutrition therapy, critical limb ischemia care, and interventional radiology and surgical procedures.The primary treatment goal for PAD...
01:18Structure and Function of Platelets
The cell fragments known as platelets are disc-shaped, with an average diameter of about 3 μm and a thickness of roughly 1 μm. They play a crucial role in the body's vascular clotting system, which also involves plasma proteins, blood cells, and blood vessel tissues.
Platelets are continually replenished, circulating in the bloodstream for 9-12 days before being removed by phagocytes, primarily in the spleen. A microliter of circulating blood contains between 150,000 and 450,000 platelets, with...
Platelets are continually replenished, circulating in the bloodstream for 9-12 days before being removed by phagocytes, primarily in the spleen. A microliter of circulating blood contains between 150,000 and 450,000 platelets, with...