Researcher to provide new insight for treating vascular disease

...vents that initiate the signals involved in controlling blood flow, how such signals are transmitted from cell to cell to orchestrate vasodilation and vasoconstriction in an organized manner, and how these integrative processes are governed by the nervous system," said Segal, who joined the faculty at MU in 2006. "In...

Oregon study raises questions on synthetic progestins

...ptide levels rise, endothelin-1 is suspected to play a key role in many diseases of the airways, pulmonary circulation, inflammatory lung diseases and vasoconstriction of blood vessels. UO researchers saw levels decline with estradiol alone, but increase substantially with the addition of MPA, negating the benefits o...

Analyzing The Side Effects Of Sirolimus Stents

...irolimus-eluting stent is associated with coronary vasoconstriction in areas adjacent to the treated vessel that is no...d 17%, respectively. In contrast, exercise-induced vasoconstriction - indicating endothelial dysfunction - occurred wi... Researchers are of the opinion that Paradoxic vasoconstriction in a vessel segment not subjected to percutaneous ...

Vasoconstriction in Medical Technology

The Lancet Publishes Two-Year Results of Abbott's Fully Bioabsorbable Drug Eluting Stent

...he drug acetylcholine used in nine patients showing vasodilation in the previously stented area, and the drug methergin used in seven patients showing vasoconstriction in the previously stented area. Reduction in plaque area in treated arteries, corresponding to an increase in blood flow between six months an...

ViaViente Demonstrates Cardiovascular Benefits in New Human Trial

... to clot formation. Both are associated with higher incidence of serious cardiovascular events. Reducing the production of thromboxane can help reduce vasoconstriction and platelet stickiness. Experts agree that there is a well established relationship between thromboxane and cardiovascular function. In fact, clini...

Arena Pharmaceuticals Announces Positive Phase 1b Clinical Trial Results of APD791 for the Treatment of Arterial Thrombosis

... number of factors, such as thrombin or collagen, the platelet releases serotonin, which, based on preclinical studies, promotes platelet aggregation, vasoconstriction and intimal hyperplasia. By blocking activation of the 5-HT2A receptor on platelets and other cardiovascular tissues, APD791 may curb these serotonin-...

Sangart Completes Enrollment in Phase III Study of Its Novel Blood Substitute Hemospan

...tended to serve as an alternative to donated blood. The key breakthroughs in the development of Hemospan were the understanding of the mechanisms of vasoconstriction and the development of simplified production methods that are designed to make the final product commercially viable. These breakthroughs laid the gro...

Independent Data Safety Monitoring Board Recommends Continuation of Sangart's Pivotal Phase III Trials of Hemospan(R) Following Second Interim Review

...therapeutic and as an alternative to donated blood. The key breakthroughs in the development of Hemospan were the understanding of the mechanisms of vasoconstriction caused by cell-free hemoglobin and the development of simplified production methods that are designed to make the final product commercially viable. ...

Arena Pharmaceuticals Announces Positive Phase 1a Clinical Trial Results of APD791 for the Treatment of Arterial Thrombosis and Initiates Phase 1b Clinical Trial

... number of factors, such as thrombin or collagen, the platelet releases serotonin, which, based on preclinical studies, promotes platelet aggregation, vasoconstriction and intimal hyperplasia (or thickening of the vessel wall). By blocking activation of the 5-HT2A receptor on platelets and other cardiovascular tissue...

Sangart, Inc. Initiates Dosing in Phase II Study of Hemospan(R) in Chronic Critical Limb Ischemia

...therapeutic and as an alternative to donated blood. The key breakthroughs in the development of Hemospan were the understanding of the mechanisms of vasoconstriction caused by cell-free hemoglobin and the development of simplified production methods that are designed to make the final product commercially viable. ...

Hypertension Vaccine CYT006-AngQb Achieves Strong Blood Pressure Reduction During Important Early Morning Period When Most Adverse Cardiovascular Events Occur

...ver a 24-hour period or longer and applies non-invasive ambulatory blood pressure monitoring devices. Angiotensin II: a molecule of the RAS inducing vasoconstriction of blood vessels and other effects to raise blood pressure. Antibody: class of blood proteins generated by the immune system to bind and neutralize f...

Vasoconstriction in Medical Products

Vasopressin (AVP) RIA Test

Description:...f cAMP, the effect of AVP is to allow the kidney to reabsorb water and concentrate urine [1]. At high plasma concentrations, AVP induces a generalized vasoconstriction that leads to a rise in arterial blood pressure. A deficiency in AVP secretion or action is a characteristic of polyuria, a condition in which the ren...
Company:Diagnostic Systems Laboratories, Inc.

Vasoconstriction in Medical Dictionary

Vasoconstriction

Vasoconstriction is the narrowing of the blood vessels resulting from contraction of the muscular wall of the vessels, particularly the large arteries, arterioles and veins. The process is the opposite of vasodilation, the widening of blood vessels. When blood vessels... User-generate...

Viscera

...the connection between the information of the nerves and the ... from the corresponding viscera , is its regulation thereupon disturbed, ... ... vasoconstriction in the limbs and viscera , and increases in sympathetic outflow (26, 34, 42) ... reason explaining why the viscera and limb responses to ... ...

Vasodilation

... large arteries, smaller arterioles and large veins. The process is essentially the opposite of vasoconstriction, or the... Vasodilation and vasoconstriction are also used antagonistically as ... Vasodilation is a similar process mediated by antagonistically acting mediators. ... ... function in hu...

Hemostasis

...ostasis : ... Online Medical Dictionary and glossary with medical definitions ... Hemostasis is the arrest of bleeding, whether it be by normal vasoconstriction ... Brief and Straightforward Guide: What Is Hemostasis ? ... permeates the cells and gets to the vessels, hemostasis occurs. There are two ph...

Vasoconstriction in Biological News

Even low levels of air pollution may pose stroke risk

...rease the risk of ischemic cerebrovascular events specifically. Some research has shown that particulate air pollution is associated with acute artery vasoconstriction and with increased thickening of the blood, which may enhance the potential for blood clots. However, this requires further study. Researchers loo...

MIT material stops bleeding in seconds

...much as 50 percent of surgical time is spent working to control bleeding. Current tools used to stop bleeding include clamps, pressure, cauterization, vasoconstriction and sponges. In their experiments on hamsters and rats, the MIT and HKU researchers applied the clear liquid containing short peptides to open wou...

Vasoconstriction in Biological Technology

Sangart, Inc. Completes Enrollment in Second Phase III Study of Hemospan, a Novel Oxygen Transport Agent

...ve as an alternative to transfusion of donor blood. The key breakthroughs in the development of Hemospan were the understanding of the mechanisms of vasoconstriction and the development of simplified production methods that are designed to make the final product commercially viable. These breakthroughs laid the gro...

Independent Data Safety Monitoring Board Recommends Continuation of Sangart's Pivotal Phase III Trials of Hemospan(R)

...therapeutic and as an alternative to donated blood. The key breakthroughs in the development of Hemospan were the understanding of the mechanisms of vasoconstriction caused by cell-free hemoglobin and the development of simplified production methods that are designed to make the final product commercially viable. ...

Presentation of Phase IIa Results for Cytos Biotechnology's Hypertension Vaccine at the American Heart Association Scientific Sessions 2007

...over a 24-hour period or longer and applies non-invasive ambulatory blood pressure monitoring devices. Angiotensin II: a molecule of the RAS inducing vasoconstriction of blood vessels and other effects to raise blood pressure. Antibody: class of blood proteins generated by the immune system. Antihypertensive drugs...