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Tag: "nitric" at medical news

Blood Protein may Hold Key to Why Healthy People Get Heart Attacks

... (HDL) cholesterol and reduces the availability of nitric oxide, a natural chemical that relaxes the blood vessels. "MPO levels help to identify individuals at increased risk for CAD when traditional risk screening fails," Dr. Boekholdt said. The findings of the study were published in the July issue o...

Dark Chocolate Possible Medicine for Blood Pressure

...e the production of a substance in the body called nitric oxide, which causes the blood vessels to widen, making more room for the blood to flow and lowering blood pressure. Milk chocolate, white chocolate, or dark chocolate eaten with milk do not have the same benefits as plain dark chocolate. Our stud...

Cause of Gender Differences in Blood Pressure, Kidney Damage Under Study

...amage-producing free radicals. Shes finding that nitric oxide synthase, which makes nitric oxide, a signaling molecule that tells smooth muscles cells to relax, may make more nitric oxide in...

Premature Birth Linked With Increased Use of Pesticides

... and pesticides can disrupt endocrine hormones and nitric oxide pathways in the developing fetus," he said. "I believe this work may lay the foundation for some of the most important basic and clinical research, and public health initiatives of our time. To recognize that what we put into our environment ...

Natural Pine Bark Extract Reduces Heart Failure Risk

...ovascular remodeling induced by L-NAME by blocking nitric oxide production, which leads to hypertension and finally cardiomyopathy," said Dr. Ronald Watson, professor in the Department of Nutritional Sciences at the University of Arizona and a lead researcher of the study. After a detailed investigation o...

Patients With OSA at Higher Risk for Cardiovascular Disease

...ic endothelial cells would mean less production of nitric oxide that is crucial to artery vasodilatation. The less nitric oxide, the higher potentially is the risk of hypertension and acute heart attack. CPAP treatment wou...

Brazil Spider Offers Hope for Those Suffering from Erectile Dysfunction

...ssure. The scientists also found an increase in nitric oxide within the two main cylindrical cavities tha... called corpora cavernosa. The significance of the nitric oxide is clear when the science behind an erection is considered: The brain senses sexual arousal in...

Right Treatment Could Cure Chronic Cough

... relief to cough sufferers. Measurement of exhaled nitric oxide is shown to correlate with airway inflammation for identifying asthma. A portable Aeriflux testing system has been developed that may allow easier diagnosis of GERD-associated cough. Taming the chronic cough requires a thorough evaluation. C...

Pigeon Feathers to Judge Pollution Levels

...etals in it. The feathers are chemically tested in nitric and perchloric acid. Pigeons normally have a fixed habitat in a particular area. The heavy metals in the environment enter the feather, and remain even after they are shed. The feathers are tested in the lab. Initially, 25 pigeons were caught fro...

What Causes Hayfever?

...ty of the West of England have found evidence that nitric oxide (NO) and nitrite is released by pollen grains, and they suggest that this could be what triggers the allergic response in the nose. Their research will be presented at the Society for Experimental Biology’s Annual Main Meeting in Glasgow on Tue...

Fat Overrides Effects of Vitamin C

...ds by converting the nitrosating species back into nitric oxide (NO). However, NO diffuses rapidly to lipids, where it reacts with oxygen to reform nitrosating species. The presence of lipids therefore overrides the protective effect of vitamin C against the formation of harmful compounds. Source-Eure...

Garlic Plus Vitamin C may Reduce Blood Pressure

...o be due to effects of garlic on the production of nitric oxide (NO) in endothelium cells (cells that line the walls of blood vessels). NO is a molecule used by the endothelium to signal surrounding muscle to relax, thereby dilating the blood vessels and increasing blood flow. Indeed, measurements of NO l...

Erectile Dysfunction in Diabetes Due to Defect in the NO Mechanisms

... erection. The investigators also examined central nitric oxide (NO within the PVN) which plays an important role in the neurotransmission of normal penile erection. Penile erection is a behavioral response that occurs in response to the administration of N-methyl-D-aspartic acid (NMDA) within the PVN. At...

C-Reactive Protein Induces Hypertension

... mechanism is a lack of the key signaling molecule nitric oxide in the artery wall, which has multiple benef...cular system, as well as made a connection between nitric oxide and the proteins responsible for angiotensin II activity. "Whether these same processes are ...

NO Linked With Increased Survival in ALI/ARDS

...ss syndrome (ARDS), showed that higher levels of// nitric oxide (NO) in patient urine were strongly associated with improved survival. It also showed more ventilator-free days, and decreased rates of organ failure in ALI/ARDS patients. The results appear in the first issue for February 2007 of the Ameri...

Grape Juice ‘Good’ for Heat

...enols in Concord grape juice improve production of nitric oxide in endothelial cells, which promotes cardiovascular health. "Grape juice can have a similar effect (against heart disease) as red wine but without the alcohol. That is a very important message," said Dr Valerie Schini-Kerth, lead author of th...

Chinese Herb Shows Promise In Reducing Hypertension

...to measure arteriolar diameter and peri-arteriolar nitric oxide concentration. Results Tanshinone IIA ...circulation via enhanced expression of endothelial nitric oxide synthase. The topical application of tanshinone IIA at one |ìg/ml and five |ìg/ml caused signi...

Hold the Milk Please

...blood flow, by the production of a chemical called nitric oxide. The FMD levels of the women, measured via ultrasound, were found to increase with consumption of black tea, and found to decrease when milk was added to the tea. These experiments were also repeated on laboratory rats and similar results we...

“Erectile Dysfunction” Drugs Heighten Natural Anti-Cancer Activiy

...team says boosted levels of the chemical messenger nitric oxide appear to dampen the effects of a specialize...rello and his colleagues found that tumors exploit nitric oxide-producing immune cells to create a sort of “fog” that keeps them hidden from white blood cells...

Impotency Drugs Help to Unmask Cancer Cells

...team says boosted levels of the chemical messenger nitric oxide appear to dampen the effects of a specialize...rello and his colleagues found that tumors exploit nitric oxide-producing immune cells to create a sort of 'fog' that keeps them hidden from white blood cells...

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