A controlled study by UBC-Vancouver Coastal Health research shows no added benefit from opening narrowed veins in treating multiple sclerosis. The findings debunk the claim that patients could achieve dramatic improvements from liberation therapy, an invasive procedure with significant financial cost and risk of complications.
Researchers at Duke University identified a mechanism linking 'jumping genes' to brain cell death in Alzheimer's, potentially leading to new treatments. The study suggests that Alu elements, normally held in check by DNA methylation patterns, can disrupt mitochondrial function and contribute to neurodegeneration.
UTA researchers are developing a new mathematical theory to improve imaging technologies used in modern healthcare equipment, national security, and space exploration. The project has the potential to enhance image accuracy and lead to advances in cancer diagnosis and treatment, airport security, and space exploration.
Each succeeding generation shows a higher prevalence of arthritis, particularly among obese individuals. The study highlights the impact of obesity and concurrent lifestyle changes on arthritis rates over time.
Julie Fenton, a Penn State chemistry graduate student, has been selected to participate in the 67th Lindau Nobel Laureate Meeting. She will interact with over 30 Nobel Laureates from around the world, sharing knowledge and ideas during the 6-day meeting.
A recent study found that only a small percentage of baby boomers have been tested for hepatitis C virus (HCV) infection, despite the availability of treatments. The study suggests that increased awareness and innovative strategies, such as state-mandated testing, are needed to improve HCV testing rates among this demographic.
A study from Drexel University found that nonwhite organ transplant recipients require unique dermatological care due to varying skin cancer risk factors and locations. The research highlights the importance of evaluating and treating patients differently based on their race, with a focus on sun-protected areas and high-risk human papi...
Researchers found that targeting REV-ERB nuclear receptor can suppress cholesterol-related enzyme genes, leading to reduced LDL cholesterol levels. The study suggests that this approach may be an effective method for treating diseases associated with high cholesterol.
Researchers at Case Western Reserve University discovered changes in specific regions of DNA that 'enhance' harmful gene expression to promote tumor growth. These recurrent changes in DNA activate genes involved in colorectal cancer progression.
Treatment with vaginal progesterone significantly reduces the risk of preterm birth and related serious adverse outcomes in women pregnant with twins and have a short cervix. Women who received vaginal progesterone had a lower rate of preterm delivery and respiratory distress syndrome compared to those who did not.
Researchers at Queen Mary University of London have identified a new protein that plays a crucial role in the aging process and early cancer development. The protein, integrin beta 3, helps regulate cellular senescence by transmitting signals to surrounding cells.
A new device called SafeRoot uses florescent dyes and fluorescence microscopy to detect minute amounts of residual live bacteria in root canals. This allows dentists to identify persistent or secondary infections and reduce the need for further treatments, potentially saving the NHS millions of pounds.
A new study suggests that image-based dietary assessment (IBDA) has promise in improving health outcomes and nutrition policy, but more formalized training is needed for dietitians to accurately assess food intake. Dietitians need training in skills such as food measurement, preparation, and computerized nutrient database systems.
Scientists discovered that resveratrol preserves neuromuscular synapses and muscle fibers in aging mice, mirroring the effects of a low-calorie diet and exercise. Metformin also showed neuroprotective qualities, slowing muscle fiber aging without affecting neuromuscular junctions.
The researchers created systems capable of emulating certain properties exclusive of living entities, including natural selection, memory and intelligence. They developed mechanisms for natural selection, memory and learning processes that can be used to automate processes on a quantum scale.
A new study published in Diabetologia found that having type 2 diabetes increases the risk of death from any form of cancer by 26%, even when controlling for other factors. The research also revealed statistically significant links between T2D and specific cancers, including liver, pancreas, breast, kidney, and endometrium.
A newly analyzed fault system off California's coast is capable of producing earthquakes with magnitudes up to 7.3. The Newport-Inglewood/Rose Canyon faults are part of a single, continuous fault system that runs from San Diego to Los Angeles. This realization has significant implications for the state's densely populated urban areas.
Researchers have found that mitochondria aren't producing the same levels of energy as those in a healthy heart, leading to impaired cellular energy production and potential new approaches for treating heart disease. Understanding this abnormality could influence future treatments for millions of people worldwide.
In a study published in Behavioral Ecology, researchers found that spiders form large colonies in response to environmental conditions, such as heavy rainfall and predation. This discovery contradicts the idea that family bonds drive social behavior, instead suggesting that difficult environments lead to cooperative living.
University of Massachusetts Amherst engineers develop a physical processing method to reduce surface roughness in conducting thin films. This approach uses electrical surface treatment to smooth out the metallic surface, reducing its ability to conduct electrical and thermal energy.
Researchers found that different organs have distinct mitochondrial calcium portal compositions, allowing for tailored energy output. This difference may help explain organ failure and inform disease mechanisms.
Researchers at Northwestern University designed a quantum cascade laser (QCL) frequency comb that is one order of magnitude more efficient than previous iterations. The new design emits over four times the output power, making it suitable for detecting industrial emissions, explosives, and chemical warfare agents.
A decrease in summer rainfall over the Asian inland plateau region led to a significant increase in drought conditions. The interdecadal change was caused by a quasi-zonal wave-like pattern and warming North Atlantic SST anomalies.
A study published in JAMA found that nearly half of US deaths from heart disease, stroke, and type 2 diabetes are linked to inadequate diet. The main culprits were excess sodium consumption, as well as overconsumption of processed meats and sugar-sweetened beverages.
Researchers have discovered a relationship between brain structure and dimensional measures of ADHD symptoms, particularly inattention. The study found reduced gray matter volume in the ventromedial prefrontal cortex (vmPFC) was associated with increased symptom severity.
A new European study has found that soil carbon loss is more sensitive to climate change compared to carbon taken up by plants. In wetter regions, soil carbon loss increased, while in drier regions it decreased, and this could lead to a positive feedback on atmospheric CO2 levels.
A study by the University of Exeter found that drinking concentrated blueberry juice improved cognitive function, blood flow to the brain, and working memory in healthy older adults. Flavonoids, rich in blueberries, may be an important component in causing these effects.
A new study from Lancaster University finds that infertility is strongly linked to an increased risk of relationship disruption in Ghana. Women with infertility are more likely to experience relationship breakdown, particularly those in polygynous relationships.
A new study found that approximately 10% of intense droughts travel between continents in predictable patterns, with the largest and most severe ones having the highest potential for damage. The researchers analyzed drought data from 1979 to 2009, identifying hotspots on each continent where similar tracks were followed.
A new study published in Marketing Science found that combining large price discounts with donations to charity can actually reduce sales, as consumers' self-image motivation outweighs their intrinsic motivation to support the charity. The study's authors suggest that marketers should proceed with caution when using these techniques.
Researchers at ORNL studied tungsten degradation under reactor-relevant conditions, discovering that lower-energy bombardment produces finer, smoother tendrils. The study aims to engineer robust materials for fusion reactors, which pose significant challenges due to plasma exposure.
A study published in the Journal of Operations Management found that a production system called seru can help manufacturers remain competitive in high-cost markets. Seru is a cellular assembly approach that uses highly trained workers to achieve responsiveness and quality.
A systematic review of 37 randomized controlled trials found that exercise had a positive impact on muscle mass and function in healthy older adults, while dietary supplementation showed less consistent benefits. The combined effect of exercise and nutrition intervention varied depending on the individual's baseline health status.
A recent study found that older adults who suffered a hip fracture were more likely to use antidepressant and anti-anxiety medications. The analysis measured drug levels in blood samples, revealing a surprising number of patients took the drugs despite no medical record evidence.
Scientists have examined the globin gene cluster in zebrafish to understand 3D genome folding and its relationship to gene expression. They found that adult and embryonic globin genes are spatially separated in the genome, with distinct chromatin domains and organization.
Researchers propose that fish first transitioned to land because of enhanced eyesight, which enabled them to see food on land. This hypothesis is supported by the discovery of large eyes in early terrestrial vertebrates, suggesting that vision played a key role in the evolution of limbs.
Scientists discovered a highly specialized beetle from mid-Cretaceous Burmese amber, revealing morphological traits for capturing springtails. This finding pushes back the age of such predation by at least 54 million years, providing new insights into Cretaceous terrestrial ecosystems.
A recent study published at the American Heart Association's scientific sessions found that people are more likely to overeat in social settings. The research revealed that participants had a 60% risk of diet lapse when eating with others, and a 60% chance of overeating in restaurants.
The NIDA grant will support two studies examining the mechanisms linking HIV syndemic factors, including emotion regulation, executive attention, and attentional bias. The findings aim to advance syndemic research and inform the development of interventions to reduce the burden of HIV among gay and bisexual men.
Researchers have created a polymer nanogel material that can halt the spread of venom from various species of snakes, including cobras, kraits, and pit vipers. The new treatment has broad-spectrum ability and is made with readily available components, making it more affordable and accessible.
A Swedish study found that maternal overweight and obesity during pregnancy are associated with increased rates of cerebral palsy in children. The analysis, which included over 1.4 million children, showed a dose-response relationship between BMI and cerebral palsy risk, with more severe obesity linked to higher rates.
Researchers at the University of Pittsburgh are developing a hybrid exoskeleton that combines functional electrical stimulation (FES) with powered exoskeletons. The system will utilize wearable ultrasound sensors to measure muscle fatigue, allowing for real-time sensing and prediction of muscle function.
Researchers at the University of Alberta have discovered a molecule that works to restore balance to pathways responsible for chronic and acute heart failure. The new drug, developed through genetic mapping technology, has shown safety and efficacy in phase II clinical trials.
A study found that exercise, particularly high-intensity interval training, increases mitochondrial capacity and improves insulin sensitivity in both young and older adults. This suggests that exercise may help stave off old age by rejuvenating key organelles responsible for energy production and muscle growth.
Researchers have obtained the first images of a calf and underwater video of True's beaked whales, revealing new coloration patterns and helping to identify the species. The study highlights the importance of accurate species identification for conservation efforts.
A study of 151 patients with metastatic kidney cancer found that 85 had lung cancer metastasis, but only three had a primary lung cancer tumor that went undiagnosed. This discovery highlights the importance of medical oncologists and radiologists being aware of hidden lung cancers in kidney cancer patients.
Researchers highlight the importance of blocking Asian carp from entering Lake Michigan and Great Lakes through the Chicago Sanitary and Ship Canal. The canal system, built over 100 years ago, has protected the city's drinking water supply but also created entry points for invasive species.
Research from NC State University found that crowdfunding backers' number predicts market success, not the amount of money raised. Backers serve as evangelists and provide constructive feedback, contributing to a product's later financial goals.
Scientists at Lomonosov Moscow State University have developed nanozymes, which can degrade toxic organophosphorous compounds with high efficiency. The new technology uses an enzyme encapsulated in a biodegradable polymer coat, reducing immune responses and increasing storage stability.
Researchers at the University of Pennsylvania have broken the limit of organic synthesis, allowing for more efficient gene and drug delivery. The study suggests that the conformation of the core molecule plays a role in this self-limiting growth phenomenon.
A study by Emory University used functional magnetic resonance imaging (fMRI) to analyze the brain activity of canine candidates. The results found that brain scans could predict which dogs would fail a rigorous service training program with a significant improvement in accuracy, helping organizations identify unsuitable dogs earlier. ...
A new study successfully uses CRISPR-Cas9 to modify the genome of Methanosarcina acetivorans, an archaeal species, for the first time. This breakthrough enables accelerated studies on these organisms, with implications for understanding global climate change and the global carbon cycle.
Researchers have identified a protein biomarker, CD151, expressed on tumour cells of high-grade serous ovarian cancer, which is linked to poor prognosis. The study provides new information about possible targets for ovarian cancer treatment and has the potential to develop a clinical screening tool.
Researchers have developed a way to program randomness into quantum circuits, paving the way for a boson sampler and potentially a quantum computer. The breakthrough, led by Dr Nick Russell's work, solves a key problem in quantum computing and offers a significant milestone in the field.
Researchers found that soldiers who exhibited less change in both testosterone and cortisol levels in response to stress were more likely to later show PTSD symptoms. The study suggests future research could investigate preventative interventions targeting those with at-risk hormone profiles.
Researchers at Johannes Gutenberg University Mainz have identified two gaseous messenger substances, nitric oxide and hydrogen sulfide, as crucial for the formation of Drosophila's spatial orientation memory. This memory is retained in a small group of ring-shaped neurons in the ellipsoid body of the central brain.
A recent study sheds new light on how polymer structure affects the glass-transition temperature in atactic polystyrene films. The research suggests that aromatic interactions between benzene rings are weakened inside the film, leading to a lower transition temperature.
A study published in JAMA found that the percentage of overweight and obese adults trying to lose weight declined between 1988-1994 and 2009-2014. The decline was most pronounced among black women, who saw a significant reduction in reporting efforts to lose weight.
A new amphibian species, Pristimantis attenboroughi, has been formally described from the Peruvian Andes, with characteristics including pale to dark gray coloration and distinct stripes. The species is considered Near Threatened due to habitat loss and climate change, highlighting the need for conservation efforts in protected areas.
Researchers discovered that a metabolic enzyme called AKR1B1 drives aggressive basal-like breast cancer progression. An inhibitor of this enzyme, epalrestat, was shown to block the growth and metastasis of human basal-like breast cancer cells.