New study shows Concord grape juice has a heart-healthy effect not yet reported with red wineOctober 03, 2007Many studies have suggested that moderate red wine consumption is beneficial to cardiovascular health. But what if you'd like to skip the alcohol? Take heart: laboratory research, just presented at the WINEHEALTH 2007 conference in Bordeaux, France, showed that Concord grape juice stimulated an arterial relaxation effect in a similar fashion to red wine. The French researchers also reported that the Concord grape juice induced a prolonged relaxation effect that has not yet been reported with red wine. Dr. Valérie Schini-Kerth and a team of researchers of the Université Louis Pasteur de Strasbourg, France, found that Concord grape juice stimulated the production of nitric oxide in endothelial cells, providing a vasorelaxation effect. It is known that nitric oxide is important in the body's natural system for maintaining healthy, flexible blood vessels and helps support healthy blood pressure. Researchers further discovered that Concord grape juice produced this relaxation effect by stimulating the same chemical reactions in the arteries that are activated by red wine. The beneficial effect provided by Concord grape juice lasted up to six hours, whereas this extended effect has not been reported with red wine. This research suggests that the benefits of drinking Concord purple grape juice may last long after finishing the juice. This research also demonstrates that it's the components of the grape, rather than alcohol, which produce this beneficial effect for the heart. This study supports other preliminary research in which Concord grape juice had a blood pressure-lowering effect. So, for those looking for an alternative to red wine, grape juice made from Concord grapes provides a delicious, family-friendly, heart-healthy alternative. Hunter Public Relations |
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| Related Red Wine Current Events and Red Wine News Articles Researchers explore new ways to prevent spinal cord damage using a vitamin B3 precursor Substances naturally produced by the human body may one day help prevent paralysis following a spinal cord injury, according to researchers at Weill Cornell Medical College. A recent $2.5 million grant from the New York State Spinal Cord Injury Research Board will fund their research investigating this possibility. Scientists discover influenza's Achilles heel: Antioxidants As the nation copes with a shortage of vaccines for H1N1 influenza, a team of Alabama researchers have raised hopes that they have found an Achilles' heel for all strains of the flu-antioxidants. Phytochemicals in plant-based foods could help battle obesity, disease The cheeseburger and French fries might look tempting, but eating a serving of broccoli or leafy greens first could help people battle metabolic processes that lead to obesity and heart disease, a new University of Florida study shows. UT Southwestern study shows how substance in grapes may squeeze out diabetes A naturally produced molecule called resveratrol, found in the skin of red grapes, has been shown to lower insulin levels in mice when injected directly into the brain, even when the animals ate a high-fat diet. Study: Popular supplement quercetin does not enhance athletic performance The antioxidant quercetin is increasingly being marketed as a supplement that boosts athletic performance, but a new University of Georgia study finds that it is no better than a placebo. Study shows how to boost value of Alzheimer's-fighting compounds The polyphenols found in red wine are thought to help prevent Alzheimer's disease, and new research from Purdue University and Mount Sinai School of Medicine has shown that some of those compounds in fact reach the brain. Scientists uncork a potential secret of red wine's health benefits Scientists from Scotland and Singapore have unraveled a mystery that has perplexed scientists since red wine was first discovered to have health benefits: how does resveratrol control inflammation? Targeting Tumor Behavior May Lead To New Liver Cancer Drugs Ohio State University cancer researchers have used computational and genomic methods to identify possible anti-cancer agents that may block a particular kind of tumor behavior. Red wine vs. white? It makes no difference when it comes to breast-cancer risk The largest study of its kind to evaluate the effect of red versus white wine on breast-cancer risk concludes that both are equal offenders when it comes to increasing breast-cancer risk. The results of the study, led by researchers at Fred Hutchinson Cancer Research Center, were published in the March issue of Cancer Epidemiology, Biomarkers and Prevention. Protecting wine grapes from heat and drought Deficit irrigation is an agricultural technique used to achieve a variety of results depending on the crop. For white wine grapes, it balances the crop load by limiting the canopy size so there aren't too many leaves shading the grapes. More Red Wine Current Events and Red Wine News Articles |
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