Articles tagged with Taste
Researchers discovered a bitter taste receptor in sharks, similar to the one found in humans. This finding provides insights into the evolution of bitter taste perception, dating back around 500 million years.
Patients with post–COVID-19 chemosensory alterations experience improved recovery of smell function over a 3-year period. Taste dysfunction shows lower frequency and faster recovery compared to smell dysfunction.
Researchers discovered that D. sechellia's nervous system has evolved to tolerate the toxins in noni fatty acids, allowing it to prefer and lay eggs on the fruit. The study reveals differences in taste sensitivities among three closely related fly species, providing insights into how insects adapt to host plants.
Scientists at USC Dornsife College of Letters, Arts and Sciences have found evidence of a sixth basic taste detected through ammonium chloride detection. They discovered that the tongue responds to ammonium chloride through the same protein receptor that signals sour taste.
A genome-wide association study reveals 34 genes potentially involved in choosing a vegetarian diet, including those related to lipid metabolism and brain function. The findings suggest that genetics play a role in the ability to subsist on a vegetarian diet.
University of Copenhagen scientists have successfully produced plant-based cheeses with firm texture and improved aroma profile using natural fermentation processes. The study explores the potential of fermentation to develop flavor and texture in non-dairy cheese, paving the way for a more sustainable dairy-free alternative.
Researchers have identified 21 key chemical compounds that make pandemic-era sourdoughs so uniquely sour. These compounds include salt, acetic acid, and lactic acid, which are produced during fermentation and contribute to the bread's distinctive taste and smell.
Researchers have captured never-before-seen images of the CALHM1 pore, which assembles into a circular channel with flexible arms resembling octopus tentacles. The discovery reveals how fatty molecules stabilize and regulate the channel, offering potential insights into its role in taste perception and Alzheimer's disease.
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.
Scientists discover that blending mineral salts can replicate the taste of real sugar in low- and zero-calorie beverages, improving flavor and mouthfeel. The blend reduces lingering sweetness by up to 79% and enhances the sugar-like sensation in various non-caloric alternatives.
A retrospective analysis of national data found that over 20 million Americans experienced loss of smell or taste after COVID infection, with a large portion never fully recovering these senses. The study estimated that almost 28 million Americans may be left with decreased sense of smell after COVID infection.
A new study highlights the need for standardized terminology, educational materials, and validated taste assessment methods to support cancer patients with taste loss. Clinicians' lack of knowledge about this issue can lead to poor patient care and outcomes.
A new pilot study found that even low levels of saccharin, acesulfame-K and cyclamate can modulate the copy rate of genes in white blood cells, sensitizing them to certain immune stimuli. The researchers also discovered that taste receptors may act as sensors for the cellular immune system.
Researchers aim to understand how neurons receive signals for taste and touch sensations, exploring potential emotional correlations. The study will investigate the organization of brain circuits supporting these intersections, with implications for health and disease.
A Washington State University-led study found that adding too much water to whisky (about 20%) can change its smell and taste, making them indistinguishable from each other. The researchers also discovered that different types of whiskies respond differently to dilution.
A UMass Amherst food scientist is developing designer tempeh using smart fermentation, transforming soybean meal into a high-quality, protein-rich plant-based alternative. The goal is to create a scientifically-targeted approach to produce nutritious and delicious tempeh, replacing animal meat.
Researchers at Tufts University have successfully produced bulk fat tissue in a lab that has a similar texture and makeup to natural animal fat. The aggregated fat cells can be fine-tuned to resemble real-life fat within meat, offering a key step towards mass production of cultured meat.
Researchers successfully add purified curcumin to probiotic yogurt, preserving its dissolved form and enhancing its health properties. The study shows that the curcumin inhibits yeast, fungi, and bacteria growth while maintaining the recommended levels of beneficial lactic acid bacteria.
Researchers at Zurich University of Applied Sciences identified six compounds contributing to fermented coffee's unique flavor, including 2-methylpropanal, 3-methylbutanal, and ethyl 3-methylbutanoate. The study aims to standardize production methods and increase availability of this distinctive beverage.
Researchers found that chloride ions bind to sweet taste receptors and evoke a taste sensation. The study suggests that low concentrations of Cl- can produce a 'light' sweet taste sensation via the T1r in the taste buds.
Researchers found that two common strawberry fungicides can impact cellular mechanisms, creating berries with subdued flavor and sweetness. The study suggests that the use of these pesticides could be to blame for the blander taste of strawberries.
A new study in the Journal of Dairy Science confirms that milk packaging affects taste, with paperboard cartons and plastic bags imparting off-flavors and compounds to milk. Glass containers remain an ideal choice for preserving freshness, while plastic containers provide additional benefits.
Researchers investigated how the order of eating affects bitter taste perception using chicory and coffee substitutes. They found that consuming chicory or coffee substitute after roasted coffee reduces bitterness, while consuming roasted coffee before chicory has no effect.
A study from Oregon State University found that consumers are willing to pay more for familiar cheese varieties if they have an award sticker or sensory information about the taste. The researchers identified two groups of consumers: those who prefer unfamiliar foods and those who prefer familiar ones, with different priorities for the...
Scientists at UC Riverside have discovered that volatile repellents containing ammonia and amines can be used to combat insect-borne diseases by disrupting their sense of smell and taste. The research found that these compounds can silence olfactory neurons in mosquitoes, preventing them from detecting human skin odor.
A WSU-led survey found that US consumers value grape taste more than gene editing, with appearance and pesticide concerns ranking second and third respectively. Most participants were indifferent to the use of CRISPR technology in table grapes.
A new study reveals that almost a third of long Covid patients suffer from persistent smell loss, with nearly a fifth experiencing loss of taste. The condition can significantly impact daily life, relationships, and overall well-being.
A study by the University of Portsmouth found that picky eaters perceive food differently based on plateware color, with red and blue bowls making snacks seem saltier and less desirable. This knowledge could help encourage picky eaters to try new foods and expand their diet.
A new report showcases perennial rice strains that can thrive in various climate conditions, offering labor and cost savings for farmers. The research emphasizes the need for large-scale localization of perennial rice to tailor it to local climates, with potential applications in Africa and other regions.
Researchers at Leibniz-Institut für Lebensmittel-Systembiologie an der TU München discovered that casein digestion produces peptides with a satiating effect, stimulating gastric acid secretion via bitter receptors. This mechanism may help regulate food intake and maintain a healthy body weight.
Researchers have identified a single mutation in the MDS3 gene that improves yeast's tolerance to carbon dioxide pressure, resulting in full-flavored beer. This breakthrough could lead to improved quality beer production worldwide.
Scientists recorded facial expressions of 100 unborn babies to see how they reacted to carrot and kale flavours. Fetuses exposed to carrot showed more laughter-like responses, while those exposed to kale showed more crying-like responses. This study could help understand the development of human taste and smell receptors.
A study published in Psychological Science found that babies react to flavors from foods eaten by their mothers while still in the womb. The researchers used 4D ultrasound scans to observe fetal facial reactions to carrot and kale flavors.
A recent study published in Ear, Nose & Throat Journal found that twice-daily nasal irrigation with saline solution significantly reduced hospitalizations and deaths among patients with COVID-19, particularly those aged 55 and older. The technique is safe, effective, and inexpensive, offering a vital public health impact.
A new study published in Frontiers in Medicine found that around 30% of people with long COVID experience a decreased sense of smell, with 29.9% reporting persistent anosmia after 12 weeks. Researchers also discovered an elevated prevalence of blurred vision and hearing-related symptoms after three months.
A new study found that young Swiss military personnel with confirmed Covid-19 infections experienced symptoms like fatigue, reduced sense of smell, and psychological problems for up to 180 days. Long-term effects included increased BMI, high cholesterol, and lower physical stamina, suggesting a higher risk of metabolic disorders and ca...
Researchers developed a new rehabilitation method using filter paper discs to improve taste sensitivity in healthy individuals. The four-step training method increased sensitivity to all four tastes, with significant improvements seen at day 4.
A new study published in Current Biology reveals that fruit flies' brains encode sweet and bitter tastes differently than expected, with some overlap in neural activity. This finding has implications for understanding the importance of taste in survival and potentially shedding light on human pleasure.
A study found a strong link between post-COVID loss of smell or taste and memory problems in patients. Those with the most severe sensory disorders performed worse in cognitive tests, especially memorization.
Researchers found that incorporating banana peel flour into sugar cookie batter makes the treats more healthful. The addition of banana peel flour resulted in cookies having less fat and protein, higher amounts of phenols, and better antioxidant activities compared to conventional cookies.
A study by Medical College of Georgia at Augusta University found that fatigue and headache were the most common lingering symptoms after COVID-19, reported by 68.5% and 66.5% of participants, respectively. Cognitive impairment, depression, and anxiety were also prevalent among participants.
A Singapore-based research team has created a systematic engineering approach for optimizing the production of 3D printed food inks with alternative proteins. The method uses Response Surface Methodology to minimize time and resources, resulting in visually appealing, flavorful, and nutritionally adequate foods enhanced with sustainabl...
A study of 168 COVID-19 patients with mild symptoms found that 88% completely recovered from smell or taste dysfunction within two years. For those who took longer to recover, it was over six months
Researchers develop a new low-calorie sweetener that is as sweet as table sugar and feeds beneficial gut microbes. The mixture shows promise in improving gut health and has prebiotic effects on the human gut microbiome.
A new study by University of Bath psychologists found plant-based meat alternatives cause lower greenhouse gas emissions, require less agricultural land, and have better nutritional profiles compared to animal products. These findings support the use of plant-based products as a healthier and more sustainable solution for consumers.
Research suggests that up to 5.6% of patients may experience persistent smell loss, while 4.4% may not recover their sense of taste after COVID-19 infection, with recovery rates increasing over time.
Researchers at WVU are conducting a four-year study to investigate long COVID's impact on pediatric patients, exploring questions like prevalence, symptoms, and treatment options. The study will enroll children from infancy to 25 years old and analyze biomarkers for long COVID susceptibility.
A recent study published in Nature has identified a complex neural network in the fruit-fly brain that shapes behavior and decision-making, particularly when it comes to food choice. The 'appetite map' created by the researchers reveals how internal states, such as nutrient deficiencies and pregnancy, interact to guide behavior.
A Japanese research team has developed a chopstick-shaped device that uses weak electrical charges to stimulate the tongue's saltiness. The study found that individuals following a low-sodium diet can reduce their salt intake by 30% through electric taste stimulation, enhancing the full flavor of salty foods.
Researchers at the University of British Columbia identified a new high-salt receptor, IR7c, in fruit flies that governs their ability to detect dangerously high concentrations of salt. This discovery provides insights into how animals sense and avoid excessive salt, which is essential for survival but can be toxic in high amounts.
Scientists identified proline-modified dipeptides and larger proteins that enhance umami and salty flavors in soy sauce. This discovery could help producers optimize fermentation conditions to boost desirable compounds and tailor the taste of soy sauce.
A new study found that genes tied to perception of five basic tastes may influence diet quality and cardiometabolic risk factors. Researchers identified associations between taste-related genes with specific food groups and risk factors, suggesting personalized nutrition guidance could improve diet quality.
A new study found that COVID-19's delta surge led to a significant prevalence of smell and taste loss in approximately 100% of active cases, contradicting self-reports. The loss persists even after mild infections, highlighting the need for ongoing surveillance.
A team of scientists has discovered the molecular triggers of parosmia, a distorted sense of smell, and identified compounds responsible for triggering the sense of disgust. The study found that certain highly potent odor molecules in coffee can lead to this experience.
Researchers trained a robot chef to taste food at various stages of the chewing process, mimicking human flavor perception. The 'taste as you go' approach significantly improved the robot's ability to assess saltiness, producing better-tasting dishes.
A new cocoa processing method called moist incubation has been found to produce a fruitier and more flowery-tasting dark chocolate compared to traditional fermentation. The method involves rehydrating dried, unfermented cocoa nibs in an acidic solution and heating them for 72 hours before re-drying.
Researchers identified cyclolinopeptides, particularly a methionine sulfoxide-containing class 4 peptide, as the primary cause of linseed oil's bitter off-flavor. Breeding or technical measures may help optimize flavor quality by reducing these peptides' content.
The 44th AChemS meeting investigates how COVID-19 affects olfactory function, leading to significant symptomology and quality of life impacts. Researchers will discuss recent findings on chemosensory testing and COVID-19, as well as the relationship between smell and depression.
A comprehensive review of scientific literature on sodium reduction strategies in food production identifies five main approaches: salt reduction, salt replacers, flavor modification, physical modification, and functional modification. These methods can help food companies reduce sodium content while maintaining palatability.
A Johns Hopkins Medicine-led study found that COVID-19-induced loss of smell is linked to inflammation-caused nerve damage, weakening odor signals to the brain. The researchers discovered more severe vascular injury and fewer axons in the olfactory bulb of patients with diminished or complete loss of smell.