Articles tagged with Taste
A study by Karolinska Institutet found that 1 in 10 healthcare workers who had mild COVID-19 experienced long-term symptoms lasting at least 8 months, including fatigue, respiratory problems, and loss of smell and taste. These findings suggest that even mild cases of the virus can have a significant impact on quality of life.
Heavy water (D2O) is found to have a distinct sweet taste in humans, unlike ordinary water (H2O), which is mediated by the human sweet taste receptor TAS1R2/TAS1R3. The study uses molecular dynamics simulations, cell-based experiments, and mouse models to confirm this finding.
Researchers investigated the use of lithium chloride to promote restoration of oral mucosa integrity and taste function after radiation. The study found that LiCl alleviated weight loss and tongue ulceration while promoting epithelial cell proliferation and inhibiting transition in tongue mucosa.
Researchers found that shishito peppers with fewer seeds exhibit a range of spiciness, from weak to strong. The genes involved in capsaicinoid synthesis showed a positive correlation with pungent intensity. By suppressing these gene expressions, breeders may develop varieties with consistent flavor and reduced spicy fluctuations.
Researchers found that grape tannins interact with oil droplets in the mouth, making them less available to bind to saliva proteins. This interaction reduces astringency and improves the fruity flavor of wines.
Scientists at UC Santa Barbara found that fruit flies use a mechanosensory channel called TMEM63 to detect the gritty texture of their food. This discovery sheds light on how animals perceive food and may have implications for human taste perception.
Researchers found that emphasizing aesthetic flaws via 'ugly' labeling increases the purchase of unattractive produce, leading to reduced food waste. The study's findings suggest that consumers may reevaluate their reliance on visual appearance, making them more likely to buy unattractive produce.
A recent study suggests that people with COVID-19 may experience a prolonged loss of sense of smell and taste, lasting up to five months. The study found that approximately half of participants who lost their sense of smell during the initial illness had not regained it entirely after five months.
A new study reveals that emotions play a significant role in food choices, leading to over $716,000 tonnes of wasted food in Denmark each year. Researchers suggest communicating the benefits of imperfect fruit and exploring effective platforms to promote sustainable eating habits.
A study found that bariatric surgery leads to greater weight loss in patients with a heightened perception of sweetness and lower hedonic hunger. Changes in sweet intensity perception were associated with the magnitude of weight loss, while pleasantness had no correlation.
A new system developed by the University of Córdoba's research groups can predict levels of amygdalin in almonds and classify sweet and bitter ones on an industrial scale. The portable equipment uses Near Infrared Spectroscopy (NIRS) technology to analyze nuts quickly and non-invasively.
The study provides a rigorous scientific validation of Opertech Bio's TāStation technology, enabling the quantification of human taste discrimination. The findings are consistent with receptor occupancy theory and demonstrate remarkable test-to-test repeatability.
Research from the University of Copenhagen found that Danish and Chinese people experience bitter tastes differently, with Chinese test subjects being more sensitive. Anatomical differences in tongue papillae may explain this difference. The study suggests that ethnic differences may play a role in taste perception.
UC Riverside scientists have received $4.67 million to breed new fruits with natural resistance to Huanglongbing, a lethal tree disease affecting citrus crops worldwide. The project aims to incorporate resistance into the trees themselves through breeding, providing a more sustainable alternative to commercial treatments.
Researchers developed an augmented reality (AR) visor system that manipulates light distribution to alter food appearance. This technique altered perceptions of moistness, wateriness, and deliciousness in people consuming the food, with the most notable effects on cake and ketchup.
A study published by the American Academy of Neurology found that loss of smell and taste in COVID-19 patients often occur before other symptoms like fever or shortness of breath. Researchers also discovered a link between impaired sense of smell and lower levels of white blood cells, including neutrophils.
Physicians from the University of Geneva followed nearly 700 people with SARS-CoV2, finding that 33% still reported symptoms like fatigue, loss of smell or taste, and shortness of breath six weeks after diagnosis. A specific consultation for long COVID patients has been set up to improve care.
Researchers found that oysters and champagne complement each other through umami synergy, which is enhanced by glutamate and nucleotides. This discovery could help increase vegetable consumption by making vegetables taste more appealing with their own umami flavor.
A new study from Stony Brook University found that the brain's 'taste map' is not composed of clusters of specialized neurons, but rather a network of overlapping and spatially distributed populations. This challenges the long-held theory of taste coding, which proposed a topographic map in the gustatory cortex for specific tastes.
A high-sugar diet in fruit flies reprograms sweet taste receptors, reducing sensitivity to sweetness and promoting unhealthy eating habits. The study suggests that this epigenetic change may contribute to obesity and chronic diseases.
A team of scientists developed a soft, 3D silicone surface that replicates the topography and wettability of a real human tongue. The biomimetic surface demonstrated similar frictional properties to an actual human tongue, making it suitable for studying mechanical interactions with food, liquids, and medicines.
A high-sugar diet reprograms taste cells in fruit flies, leaving a lasting molecular memory that affects future eating behavior. The researchers found that the molecular memory is persistent even after switching to healthy diets, leading to changes in gene expression that impact sweet taste perception.
Researchers found that self-reports of smell and taste changes were better correlated with COVID-19 hospital admissions than current governmental indicators. Smell/taste changes peaked four days after lockdown measures, while hospital indicator peaked 11 days later.
Researchers found a group of neurons in female mosquitoes' stylets that activate only when sugar, salt, and other components of blood are present together. This discovery opens the door to further examination of novel forms of taste detection and unique feeding strategies.
Researchers have discovered that female mosquitoes use four distinct types of neurons to detect the unique flavor of human blood, which may lead to new methods for preventing mosquito-borne illnesses. By studying these taste neurons, scientists hope to develop a drug or treatment that could deter mosquitoes from biting humans.
Researchers recommend a diet rich in sprat, algae, and mollusks as a sustainable alternative to meat. These protein sources emit significantly less CO2 than traditional animal products.
A study found that 78% of people with sudden loss of smell had COVID-19 antibodies, highlighting the significance of this symptom. Loss of smell is a highly specific symptom of COVID-19 and should be urgently recognized globally.
A mother's high-fat diet during pregnancy may alter the taste buds of her offspring, leading to a greater attraction to unhealthy food and obesity in adulthood. The study found that adult progeny fed with such a diet had more sweet-taste receptors inside their taste buds.
Researchers presented new findings on chemosensation, including understanding odors through synthetic smells, the evolutionary mechanism of olfaction, and decreased sense of smell leading to depression. The symposium aimed to foster research and understanding of the chemical senses in humans and animals.
The European Union will impose new nutritional requirements for total diet replacement (TDR) products, which threaten their commercial viability. The new rules require higher protein content and essential fatty acids, leading to reduced shelf-life and organoleptic properties.
A new study found that Covid-19 patients experience a more profound loss of smell and taste compared to those with a bad cold or flu. This is because Covid-19 affects the central nervous system, whereas other respiratory infections tend to affect the upper respiratory tract.
Researchers identified a previously unknown subset of Type III cells that are broadly responsive to different tastes, revolutionizing our knowledge of taste detection. This discovery provides new insights into how taste information is sent to the brain and suggests that taste buds are more complex than initially thought.
A new study found that monosodium glutamate (MSG) can significantly reduce sodium in better-for-you foods like grains and vegetables, promoting enjoyment and balanced flavors. The study showed that MSG was liked as much as or better than standard recipes in terms of overall liking and flavor.
Customers with excellent dining experiences express the most dissatisfaction with automatic gratuities. Research found that high-quality service does not compensate for negative customer responses to non-voluntary tipping systems. Restaurants can explore ways to give customers a sense of control, such as providing feedback or adding se...
A recent study published in ACS Pharmacology & Translational Science found that COVID-19 does not directly damage taste bud cells, contradicting previous studies. Instead, the researchers suggest that taste loss is likely caused by events induced during COVID-19 inflammation.
A large proportion of UK healthcare workers may have already been infected with Covid-19, with many experiencing mild symptoms such as anosmia. The study found that nearly two-thirds of participants reported losing their sense of smell or taste between mid-February and mid-April.
Research found that children and adolescents need 40% more sucrose in a solution to detect the taste of sugar, with higher taste-detection thresholds and preferred sweeter levels. These age-related differences may result from distinct developmental trajectories with different underlying mechanisms.
A University of Guelph study finds that sweetened coolers with high-fructose corn syrup can promote harmful alcohol consumption among teenagers. The researchers suggest that these beverages act as a gateway to introduce young people to alcohol, increasing the likelihood of binge drinking.
Researchers found that adding green tea extract to a film-forming substance killed norovirus and two types of bacteria. The study suggests that edible films with antimicrobial agents, like green tea extract, could lower the risk of norovirus transmission through contaminated food.
Researchers detected six coumarins in oak wood, wine, and spirits, finding that a combination can produce a bitter taste. Higher levels of coumarins were found in red wines and spirits, particularly those aged for longer times.
Researchers at the Monell Chemical Senses Center found that genetic traits shape an individual's preference for fatty foods. The study used identical and fraternal twins to test the relationship between fat content and flavor perception.
A new study has pinpointed the specific brain cells responsible for triggering sugar cravings and overconsumption. The research, led by Matthew Potthoff and Matthew Gillum, reveals that fibroblast growth factor 21 (FGF21) acts on glutamatergic neurons to lower sugar intake and sweet taste preference.
A new study from Ohio State University finds that food's molecular size and movement on the tongue influence how quickly we perceive taste. The researchers modeled flavor flow over papillae to understand why some tastes register faster than others.
A recent study by Penn State researchers found that people seeking novel sensations and taking risks are more likely to enjoy bitter beers like IPAs. These individuals perceive bitterness more intensely and have a higher tendency to drink pale-ale-style beers.
Researchers at TUM have developed a new method to quantify the key substances in chanterelles responsible for their distinctive kokumi effect. These natural fatty acid derivatives can be used as quality control markers and potentially improve flavor profiles in mushroom dishes and other savory foods.
Marina Domracheva and Sofya Kulikova discovered a new method to analyze perceived similarity of food products using electroencephalography signals. They found that the power of gamma oscillations can reflect similarities in a cross-modal approach, providing a useful tool for neuromarketing studies.
Researchers found that consumers can identify different bitter compounds in beer, but this does not influence their liking for the beverage. The study suggests that beer drinkers prefer a general bitterness rather than specific bitter qualities, which may help breweries with quality assurance.
A recent study by Leibniz-Institute for Food Systems Biology found that five different bitter coffee constituents, including kahweol and cafestol, interact with human bitter taste receptors. The results suggest that these substances can reduce bitterness and affect gastric acid secretion.
King's College London researchers recommend adding loss of taste and smell to COVID-19 screening measures to detect almost 16% of missed cases. The analysis of 3.7 million users from the COVID Symptom Study app data found that loss of smell is a strong predictor of infection, occurring three times more frequently than fever or cough.
A team of engineers at the University of Cambridge has successfully trained a robot chef to prepare an omelette using machine learning, with improved taste and texture. The robot's culinary skills were refined to produce a reliable dish that meets human standards, overcoming the subjective nature of cooking.
A case report describes a 25-year-old female radiographer with COVID-19 presenting with persistent severe anosmia and dysgeusia, accompanied by brain abnormalities revealed through imaging studies. The findings highlight the potential neurologic consequences of SARS-CoV-2 infection.
A new analysis published in Gastroenterology found that nearly half of individuals with COVID-19 experience changes in their sense of taste. Researchers suspect the true prevalence could be even higher due to limited symptom reporting.
A Canadian study found strong associations between SARS-CoV-2 infection and loss of smell (anosmia) and changes in taste (dysgeusia). The study identified these symptoms as common features of COVID-19, suggesting they should prompt testing and possible retesting for those with negative initial results.
A recent study published in Annals of Internal Medicine found that loss of smell and taste are common symptoms of COVID-19, particularly among hospitalized and ambulatory patients. The researchers suggest that anosmia may not be related to nasal obstruction or inflammation.
A bitter melon extract intervention restored TRPM5-mediated aversion to high salt stimuli, reducing excessive salt intake and improving cardiovascular damage in mice. This approach may provide a promising strategy for reducing high salt-induced hypertension and cardiac hypertrophy.
Researchers developed an AI model that predicts COVID-19 infection based on symptoms and data from the COVID Symptom Study app. The model uses a combination of four key symptoms, including loss of smell or taste, to achieve nearly 80% accuracy.
Researchers at Université de Montréal have created a colorimetric test that detects changes in colour to show how maple syrup tastes, validated by analyzing 1,818 samples. The artificial tongue can distinguish between 60 categories of taste and is useful for producers.
A study published in Foods found that coffee makes people more sensitive to sweetness and less sensitive to bitterness. The researchers suggest that the bitter compounds in coffee may be responsible for this effect. This discovery could have implications for our understanding of how we regulate sugar consumption.
A gut-to-brain circuit, identified in mice studies, shows signals from sugar molecules travel to the brain, nurturing an appetite for more. The pathway appears picky, responding only to glucose-like molecules, but ignores artificial sweeteners.
A study by UC San Diego Health found that patients with COVID-19 often experience profound loss of smell and taste, which is highly specific to the virus. The majority of patients recover their sense of smell within two to four weeks of infection.