Articles tagged with Red Wines
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The portable optical sensor uses machine learning to analyze spectral patterns and estimate grape ripeness directly on the vine. This technology promises significant business benefits for winemakers by providing non-destructive, real-time insight into grape ripeness, reducing labor and time required for sampling and analysis.
Researchers developed a new analytical chemistry method to identify specific plant compounds responsible for the taste and mouthfeel of foods and drinks. The method, called Condensed Tannin Fragmentation Fingerprinting, was tested on complex samples and found to be highly accurate in characterizing procyanidins present.
Researchers found no clear evidence that red wine mitigates cancer risk, and instead observed a distinction in skin cancer risk. White wine consumption was associated with an increased risk of skin cancer compared to red wine, particularly among women. Heavy wine consumption may correlate to high-risk behaviors.
A study of over 6,000 Brazilians found that consuming polyphenols from foods like fruits, coffee, chocolate, and wine can reduce the risk of metabolic syndrome by up to 23%. The study also found that flavan-3-ols in red wine were associated with a lower risk of developing the condition.
A study found that beer-only drinkers have lower-quality diets and are more likely to be male, younger, smokers, and low income. They also reported the highest total daily caloric intake and lowest level of physical activity compared to other alcohol consumers.
A recent study by Washington State University researchers found that women are more inclined to purchase wine with labels featuring feminine gender cues. The study's lead author noted that winemakers may want to pay attention to the perceptions of this understudied group, which represents 59% of U.S. wine consumers.
The study reveals that the formation of pyramid-shaped structures around water molecules is dominant at low ethanol concentrations, but chain-like structures become more prevalent at higher temperatures. This explains why baijiu has a distinct taste at room temperature, which disappears at higher temperatures.
Researchers from UNIGE and ISVV have successfully identified the chemical mark of red wines from seven major Bordeaux estates with 100% accuracy using artificial intelligence. The team analyzed gas chromatograms from 80 wines and applied dimensionality reduction techniques to develop a reliable model.
Researchers found that quercetin in red wine can cause headaches due to its interference with alcohol metabolism, leading to high levels of acetaldehyde. The study suggests a new hypothesis for why some people experience red wine headaches, particularly those with pre-existing migraine or primary headache conditions.
Researchers have developed a sustainable solution using winery waste as a natural colouring agent and bioactive component in gelatine-based sweets. The use of wine lees improves the texture and flavour profile of jellies, while also providing added health benefits.
Researchers from Spain used high-power ultrasound technology to treat Monastrell grapes, resulting in improved color and sensory profile of the rosé. The study found that sonication enhanced the extraction of volatile compounds, such as terpenes, which improve aroma.
A recent study found that people with Parkinson's Disease who consume more flavonoids have a lower mortality risk than those who don't. The researchers discovered that higher flavonoid intake is associated with improved survival rates in both men and women, particularly when it comes to anthocyanin-rich foods like berries and red wine.
A study by Veronika Somoza's team found that gallic acid stimulates gastric cells to secrete acid via the bitter receptor TAS2R4. The plant substance affects acid secretion regardless of whether it is added to water or red wine. This discovery provides new insights into the functions of bitter receptors in food ingredients.
A new model developed by Washington State University researchers allows winemakers to easily test the chemical makeup of their red wine, providing accurate predictions on mouthfeel and color. The model simplifies lengthy tests, enabling technicians and winemakers to get useful results with relatively simple tests.
Researchers analyzed 80 volatile compounds and identified 17 key compounds responsible for wine fragrance. These compounds relate to fruity, woody, toasted, and citric aromas and can help guide the creation of more affordable wines with specific aromatic profiles.
A study from King's College London found that moderate red wine consumption is associated with greater diversity in the gut microbiome, leading to improved gut health. This resulted in lower levels of 'bad' cholesterol and obesity.
Researchers have found that the structure, concentration and interactions of tannins in wine influence dryness perception. Trained sensory panelists perceived Cabernet Sauvignon as dryer due to its higher tannin content, while added tannins didn't change dryness perception in Pinot Noir.
A study of 2,197 patients found that alcoholic beverages were a reported trigger by 35.6% of participants, with wine leading to attacks in only 8.8%. Rapid onset occurred within three hours for one-third of patients.
Researchers found resveratrol supplements can help counteract the negative effects of a high fat/high sugar diet on hind leg muscles. The study, published in Frontiers in Physiology, showed that resveratrol supplementation helped maintain muscle function and fatigue resistance.
A two-year randomized controlled trial found that moderate wine consumption, especially red wine, can modestly decrease cardio-metabolic risk and improve sugar control. The study also found that slow alcohol-metabolizers who drank red wine achieved an improvement in blood sugar control.
A new study found that red wine and grape seed extract can help prevent cavities by slowing bacterial growth. The authors tested the effects under realistic conditions and found that red wine with or without alcohol was most effective at getting rid of bacteria.
A new study published in JAMA Internal Medicine found no association between resveratrol consumption and improved health outcomes. The research suggests that the supposed health benefits of resveratrol from food sources may be exaggerated or entirely unwarranted.
Researchers found that a diet rich in resveratrol did not reduce mortality rates or cardiovascular disease, contradicting previous expectations. However, they suggest that other polyphenols in these foods may still provide health benefits.
Researchers at Northwestern University discovered that plant polyphenols can be used to create antibacterial coatings with useful properties. These coatings, which are non-toxic and have antioxidant properties, were found to stick to various surfaces, including Teflon.
A new study found that resveratrol supplementation did not improve metabolic function or prevent health problems in healthy, post-menopausal women. The study suggests that resveratrol may have a synergistic effect when combined with other compounds in red wine.
A study published in Circulation found that moderate red wine consumption reduces cardiovascular risk more effectively than vodka, thanks to its antioxidant properties. The researchers also discovered that red wine dilates blood vessels, while vodka induces the development of collateral vessels.
Scientists discovered that resveratrol, a natural compound found in red wine, may help improve mobility and prevent life-threatening falls among older people. The study showed that resveratrol decreased motor deficiencies in aging mice, leading to increased quality of life and reduced hospitalization risk.
A study in Cell Metabolism resolves controversy over resveratrol's life-extending effects by demonstrating that the ingredient's benefits require the SIRT1 gene. The research also clarifies resveratrol's dose-dependent action on SIRT1 and other proteins.
A compound found in red wine and fruits can block the development of immature fat cells, according to a Purdue University study. The compound, piceatannol, alters gene expressions and insulin action during adipogenesis, delaying or inhibiting the formation of mature fat cells.
A clinical trial of resveratrol supplements has shown significant metabolic shifts in obese men, comparable to calorie restriction. The study found improved measures of metabolism, lower blood sugar levels, and a drop in blood pressure, with no apparent side effects.
A daily intake of resveratrol in red wine may prevent insulin resistance and loss of bone mineral density in rats exposed to simulated weightlessness. The study suggests that resveratrol could help mitigate the negative effects of sedentary behaviors in humans.
A comprehensive review of resveratrol studies found the polyphenol compound has anti-aging, anti-carcinogenic, and antioxidant properties. However, more research is needed to fully understand its benefits on human health.
Researchers at the National Institute for Materials Science found that immersion in heated alcoholic beverages increased superconducting ability of iron-based compounds. Red wine was shown to induce best properties, suggesting another component may be key.
This study found that administration of red wine polyphenols protected against ageing-induced endothelial dysfunction in young rats. RWPs also improved physical exercise capacity and normalized oxidative stress in the arterial wall, suggesting a beneficial role in vascular health.
Researchers found Longevinex, a resveratrol supplement, provides cardio-protection across a wide dosage range without toxic effects. Unlike plain resveratrol, Longevinex exhibits an L-shaped safety curve, minimizing heart damage and optimizing protection.
Researchers found that polyphenols in red wine and green tea inhibit cancer growth by disrupting the sphingosine kinase-1 survival pathway. This discovery could lead to the development of drugs targeting this pathway to stop or slow prostate cancer progression, improving current treatments.
Researchers at Johns Hopkins found that resveratrol increases levels of an enzyme shielding nerve cells in the brain from damage, protecting against ischemic stroke. The study suggests that moderate wine consumption may have a lower incidence of cardiovascular disease.
Researchers found six essential oils, including thyme, can inhibit the COX-2 enzyme, which contributes to inflammation. Thyme oil proved most active, reducing COX-2 levels by almost 75% with carvacrol as the primary active agent.
Researchers found that iron naturally occurring in red wine causes the unpleasant fishy aftertaste when paired with fish. Low-iron red wines might be a suitable match for seafood, contrary to the traditional rule of thumb.
A German company developed a method to turn red wine by-products into a powder preserving natural nutrients like protein, B vitamins and polyphenols. The powder has been successfully tested in various products, including yoghurt drinks, ice-cream and skin creams.
Resveratrol shows therapeutic potential in preventing age-related disorders, including neurodegenerative diseases, inflammation, diabetes, and cardiovascular disease. Low doses improve cell survival, while high doses increase cell death.
Researchers found that drinking white wine can lead to darker tooth stains due to acids creating rough spots and grooves. Red wine still causes more severe staining than white wine, but a whitening toothpaste can help prevent both types of stains.
Researchers at UCLA discover that polyphenols in red wine can block the formation of toxic brain plaques and reduce their toxicity, potentially preventing cognitive deterioration. Human clinical trials are next to test this approach.
A growing body of research suggests that consuming foods rich in grape polyphenols can help reduce the risk of heart disease. Grape polyphenols have been shown to slow or prevent cell damage caused by oxidation and decrease the oxidation of low-density lipoprotein cholesterol.
A study by The Hershey Company reveals resveratrol, a compound found in red wine, is also present in cocoa and dark chocolate products. These foods contain significant levels of resveratrol, an antioxidant with potential health benefits.
Researchers found that resveratrol inhibits the growth of pre-fat cells and prevents them from converting into mature fat cells. Resveratrol also reduces production of cytokines linked to obesity-related disorders, such as diabetes and clogged coronary arteries.
A new study found that low doses of resveratrol mimic the heart-healthy effects of caloric restriction, suggesting a possible explanation for France's low incidence of heart disease. The compound may also promote mitochondrial health and have anti-aging benefits.
Researchers found that low doses of resveratrol, a natural constituent in red wine, mimic the effects of caloric restriction on aging. The study shows that small doses can elicit many benefits as a reduced-calorie diet, including prevention of heart decline associated with aging.
Researchers discovered that high doses of red wine polyphenols can shut down and prevent cancerous tumors, while low doses facilitate blood vessel growth for those with diseased hearts. A healthy diet rich in fruits and vegetables containing polyphenols is sufficient to achieve this effect.
Researchers found that red wines, particularly Cabernet, Zinfandel, and Merlot, have anti-microbial properties that defend against food-borne pathogens. The study also showed that grape juice produces similar results, with reseveratrol being a key phytochemical responsible for the findings.
A new study reveals that Concord grape juice stimulates an arterial relaxation effect, providing a prolonged relaxation effect that has not been reported with red wine. The beneficial effect of Concord grape juice lasts up to six hours, making it a heart-healthy alternative to moderate red wine consumption.
Researchers found that low doses of resveratrol improve insulin sensitivity in mice, reducing the risk of type 2 diabetes. The study suggests that foods enriched with resveratrol or supplemented with the chemical may be a better option for improving insulin sensitivity.
Researchers at UAB found that resveratrol, a compound in red wine, reduces prostate cancer risk by 87% in male mice. The study also showed that resveratrol slows tumor growth in less-serious forms of prostate cancer.
A new study found that moderate consumption of Cabernet Sauvignon reduces AD-type â-amyloid neuropathology and memory deterioration in mice. The findings support epidemiological evidence suggesting moderate wine consumption may help prevent Alzheimer's clinical dementia.
Scientists from Université Laval found that red wine polyphenols significantly modulate inflammatory components released by macrophages in response to bacterial stimuli. These anti-oxidant properties could be useful in preventing and treating inflammatory periodontal diseases as well as other disorders involving free radicals.
Researchers found that resveratrol, a compound in red wine, significantly reduces amyloid-beta peptide levels in cells. The compound is believed to stimulate the degradation of these peptides by the proteasome, a multi-protein complex. However, it remains unclear whether eating grapes can effectively prevent Alzheimer's disease.
Research suggests that moderate red wine consumption (2-3 ounces per day) may have beneficial cardiovascular effects due to its high content of polyphenols. Polyphenols are also found in berries, green tea, and chocolate and can help prevent cell deterioration, plaque buildup, and blood clotting.
A study of 38,156 participants found that heavy drinking is associated with a 42% higher risk of ischemic stroke. Moderate drinking patterns, defined as three to four days per week, were linked to a modest 32% lower stroke risk than nondrinkers.
A new study suggests that resveratrol in red wine can prevent the excessive production of collagen in heart cells, leading to a stiffening of the heart muscle and reduced blood pumping efficiency. Drinking moderate amounts of red wine may offer protective effects against hypertension and heart failure.
Men who consumed four or more glasses of red wine per week reduced their risk of prostate cancer by 50 percent, while white wine showed no significant effect. The study suggests resveratrol, an antioxidant in red grapes, may be responsible for this benefit.