A new study examines the similarities and differences among disease activity indices used to monitor rheumatoid arthritis. Researchers found that while there are high correlations among the indices, they were not interchangeable, highlighting the need for further analysis of RA in patients using various indices.
A study found that people who feel their sense of autonomy is unmet by government incentives like vaccine passports are less likely to take the COVID-19 vaccine. The research highlights that public health incentives might affect people's vaccination decisions in unintended ways, potentially undermining herd immunity.
A new technique developed by KAIST researchers uses a 'nanoscale focus pinspot' to isolate and enhance the quality of quantum emitters. By reducing unwanted background noise without altering the optical properties, this method enables the production of single, pure photons with improved purity.
A study published in International Journal of Environment and Public Health Research reveals that oral bacteria, specifically P. gingivalis and Lactobacillaceae families, are associated with periodontitis. Genetic differences among hosts contribute to susceptibility to pathogens, but the oral microbiome plays a more significant role in...
Researchers have created the first 3D-printed stellar nurseries, revealing features often obscured in traditional renderings. The models, about the size of a baseball, display swirling clumps and filaments, allowing for better understanding of star formation and physical processes.
Scientists have created a high-spin divacancy color center in silicon carbide with exceptional optical and spin properties. This achievement enables the development of room-temperature solid-state quantum storage and scalable quantum networks based on SiC spin color centers.
A study by Anglia Ruskin University found that weaker internal connections between the brain and organs are linked to negative body image. Adults with less efficient brains at detecting internal messages are more likely to experience body shame and weight preoccupation.
A CDC analysis of National Healthcare Safety Network data revealed a significant increase in four types of healthcare-associated infections in U.S. hospitals during the COVID-19 pandemic, with central line infections rising by 46-47% compared to pre-pandemic rates.
Recent research published in Nature Cell Biology reveals the complex role of transient regeneration-activating cell states (TRACS) and other cell types in planarian flatworm regeneration. TRACS were found to exist near and distant from wound sites, contributing to regenerative capacity.
A new analysis platform developed by Ohio State University scientists combines genetics and phytochemical data to improve the health benefits of apples. The platform has potential to reduce breeding time and enable data-driven assessments of how to boost apple nutrition.
A study based on US blood donations found increasing seroprevalence of SARS-CoV-2 antibodies over time, with variations by age, race, and geographic region. Seroprevalence estimates the prevalence of SARS-CoV-2-specific antibodies due to natural infection or vaccination.
A study of highly vaccinated health workers found that COVID-19 vaccines lost effectiveness in protecting against symptomatic infection by July, with only 65% protection remaining. The emergence of the delta variant and lifting of masking mandates contributed to this decline in vaccine efficacy.
MUSC Hollings Cancer Center researchers discovered a novel mechanism showing how a certain gene mutation can allow tumors to evade detection by the immune system in colorectal cancer patients. The study found that APC mutations lead to increased levels of PD-L1, which allows tumors to evade T-cell function and increase immunosuppression.
A new study by MIT researchers found that crowdsourced accuracy judgments from groups of normal readers can be virtually as effective as the work of professional fact-checkers. The study deployed 1,128 U.S. residents who rated news stories and found that their average ratings correlated with those of professional fact-checkers.
A review of 23 studies found AI systems were less accurate than humans and radiologists in detecting breast cancer. The quality of methods used was poor, and the applicability to European or UK breast cancer screening programmes was low.
Researchers at Yale University found that aging immune cells within fat tissue lose their ability to produce heat in cold temperatures. Stimulating new production of these cells actually makes older mice more prone to cold-induced death.
Climate change is altering flooding patterns, with moderate storms producing less runoff due to increased soil moisture, but extreme storms causing more devastating flooding. The study's findings have significant implications for infrastructure design and flood risk mitigation strategies.
Researchers found that dogs respond differently to food rewards withheld intentionally versus unintentionally. Dogs waited longer in the 'unwilling' condition, indicating they can differentiate between purposeful and accidental actions.
A new study found that Arctic cod biomass and distribution will decline dramatically by the end of the century, while smaller fish like capelin and sand lance will become more prevalent. This shift may leave predators with less energy gained during foraging, forcing them to spend more energy to catch smaller fish.
A study by Greta Wengert and colleagues found that illegal cannabis farms overlap with habitat ranges of endangered Pacific fisher, threatened Humboldt marten, and northern spotted owl. The researchers mapped 1469 illicit cultivation sites using location data and compared them to habitat distribution models.
Research reveals a significant decline in kidney function among COVID-19 long-haulers and even those with mild infections. The study highlights the critical need for paying attention to kidney function and disease in caring for patients who have had COVID-19, as kidney problems can be silent and untreated until it's too late.
Researchers from India and Saudi Arabia have combined oxidation and photocatalysis to create a heterogeneous photo-Fenton system that degrades phenols at higher rates than individual approaches. The system is highly photostable and reusable, making it promising for practical applications in wastewater purification.
A study of 20 US cities reveals that urban intensity, characterized by paved landscapes and high population density, is a stronger correlate with mammal biodiversity than income. While the 'luxury effect' shows some correlation between income and biodiversity, it's not strong enough to explain the observed patterns.
A new analytics platform, RDCA-DAP, will be launched to accelerate rare disease treatment innovation by hosting and standardizing rare diseases data. The platform is expected to empower patients and families to drive innovation in the field.
A study published in BMJ Open found that brief exposure to misinformation about e-cigarette harms on Twitter can deter adult smokers from considering using e-cigarettes. Conversely, some US adult smokers may be encouraged to use e-cigarettes after being exposed to tweets that claim they are completely harmless.
Researchers have genetically engineered cells that can deliver a biologic drug in response to inflammation, reducing inflammation and preventing bone damage in mice with rheumatoid arthritis. This approach could provide personalized treatments for arthritis patients, limiting side effects associated with current therapies.
Researchers from the University of Basel have found that nasal cartilage cells can withstand chronic inflammatory conditions and counteract inflammation in osteoarthritis. The approach involves using engineered cartilage tissue to repair or replace damaged joints, offering a promising alternative to joint prostheses.
Researchers created a bionic arm that combines intuitive motor control with touch and hand movement sensation, enabling wearers to think and behave like a person without an amputation. The system's bi-directional feedback and control allowed study participants to perform tasks with similar accuracy as non-disabled people.
A Swiss research team created a nanogenerator made from functionalized wood, generating 80 times more electricity than natural wood. The device can power household LED lamps and small electronic devices, demonstrating a potential sustainable energy source for smart buildings.
The Welch Institute has appointed Matthew Tirrell, a renowned material scientist, to chair its Scientific Advisory Board. His expertise in nanotechnology and biomolecular engineering will help the institute accelerate discovery and innovation in advanced materials.
Adults with heart disease living in rural areas experience higher levels of hopelessness and an increased risk of death. The study found that living in a rural setting is a significant risk factor for feelings of hopelessness among people with heart disease, which can more than triple the risk of death or heart attack.
A new study demonstrates that temporarily anesthetizing the retina of the non-amblyopic eye can lastingly improve vision in the amblyopic eye even after the critical period. The approach has shown promising results in two different mammal species, offering a potential pathway for a new and more effective treatment for amblyopia.
A study in the American Journal of Psychiatry found that women, combat medics, and those with an anxiety disorder diagnosis were at higher risk. The study identified factors that may help assess suicide risk in soldiers, including sociodemographic and service-related characteristics.
Researchers develop novel models to investigate the impact of drug-eluting stents on arterial tissue permeability and blood flow. The study identifies key factors contributing to restenosis near stent edges, highlighting potential avenues for design improvements.
A new USC study found that infants with histories of reported maltreatment are two to three times more likely to die from medical causes. Foster care placement was also found to reduce the risk of infant death due to medical causes by roughly half.
Researchers at the University of Tsukuba reviewed the scientific literature on swimming hydrodynamics and identified key areas for improvement. They found that certain biomechanical aspects, such as velocity and drag forces, are not fully understood, but optimizing technique can lead to a competitive edge.
The sand industry is unsustainable due to rapid consumption, conflicting with eight of the 17 UN Sustainable Development Goals. Environmental and local human consequences are significant, including erosion, flooding, and polluted drinking water.
A new study assesses the impact of environmental policies on Amazon biodiversity, finding that 40-73,400 square miles of rainforest have been affected by fires since 2001. The research highlights the need for strong antideforestation policies and recognition of Indigenous lands to protect the region's biodiversity.
A large observational study in Scotland found that teachers and their household members had a lower risk of hospital admission with Covid-19 compared to the general population. The risk was around 50% lower during periods of school closure, but increased slightly when schools were open.
A new study finds that distinctive license plates in Greece are more likely to appear on luxury cars, suggesting a market for bribery to obtain more desirable plates. This phenomenon is seen as a form of conspicuous corruption, where the value of the plate lies not in its price but in the hint of rule-breaking.
A new machine learning technology can rapidly screen for genetic syndromes in children, considering facial variability related to sex, age, racial and ethnic background. This innovation has the potential to reduce health inequality in under-resourced areas worldwide.
A study by CHOP researchers reveals that children with autism on the autism spectrum who have impaired executive functioning skills face specific challenges in a school setting. The findings suggest that these challenges worsen as children experience adolescence, emphasizing the need for early intervention supports.
Researchers have discovered a new pathway in the brain that plays a key role in rewards and reinforcement. GABA neurons from the ventral tegmental area project to the nucleus accumbens shell, promoting reward processing. This finding offers new avenues for understanding psychiatric diseases such as depression and addiction.
Researchers analyzed skunk DNA to determine the correct number of species, revealing seven species, including the previously recognized four. The revised family tree highlights the distinct evolutionary lineages of each species, making conservation efforts more effective.
A UMD researcher has been awarded a $6 million grant from the US Department of Energy to create sustainable products like biofuels and bioplastics from food waste. The project aims to understand waste sources, characterize municipal solid waste, and produce renewable resources.
A new study by NYU researchers reveals that knowledge of an individual's personality can affect facial recognition, leading to biased perceptions. The study found that when participants believed two individuals had similar personalities, their faces were perceived as more similar, even if they lacked physical resemblance.
A study published in Science Robotics found that mutual gaze with a humanoid robot affects human neural activity and delays decision-making processes. Participants were slower to respond when the robot established mutual gaze during decision making, relative to averted gaze.
Moving experienced engineers between units reduces costs by 4.2% and $12.2 million, making it an effective way to promote learning and diffuse best practices
A systematic review of 169 conservation projects worldwide reveals that Indigenous and local communities are crucial for successful nature conservation. The study found that equitable conservation approaches, empowering local communities, yield positive outcomes for both humans and the environment. However, complex factors such as comm...
Researchers found a significant link between antibiotic use and an increased risk of developing colon cancer within five to ten years. The risk was highest for those taking antibiotics for over six months, with a 17% greater likelihood of colon cancer in the ascending colon compared to non-users.
The CAPTIVA trial will enroll 1,683 patients with symptomatic intracranial arterial stenosis and determine if two new prospective therapies are more effective than aspirin plus clopidogrel at reducing the risk of a second stroke. Intensive medical management and lifestyle modifications will also be provided to all patients.
Physicists have developed a new method to identify and address imperfections in materials for quantum computing. The technique, terahertz scanning near-field optical microscopy, has been used to optimize fabrication protocols and reduce decoherence.
Severe eczema was associated with symptoms of depression and internalizing behaviors throughout childhood and adolescence. The observational study included 11,000 children from the United Kingdom.
A study by UC Berkeley researchers and Salinas Valley teens found that switching to green cleaning products can reduce users' exposure to up to 17 different harmful chemicals. The study, led by co-author Jessica Cabrera, showed an 86% decrease in chloroform exposure after making the switch.
A study found that hospitalized COVID-19 patients who received the rheumatoid arthritis drug baricitinib, in combination with the standard of care, died less often than those receiving only the standard of care. The COV-BARRIER trial showed a 5% reduction in 28-day and 60-day mortality.
Researchers develop efficient Ni-Co alloy nanoparticle catalysts for HDO reactions, achieving 100% selectivity and conversion efficiency. The synergistic effect of alloyed nanoparticles enhances deoxygenation activity and selectivity.
Researchers at the University of Central Florida developed a nanoparticle-based disinfectant that continuously kills viruses on surfaces for up to seven days. The discovery has antiviral activity against multiple viruses and could be a powerful tool against COVID-19 and emerging pathogenic viruses.
Researchers at Technical University of Munich have developed a new machine learning algorithm that can analyze complex markets and their equilibrium strategies. This breakthrough has potential applications in auction theory, wireless spectrum auctions, and more.
A new assessment indicates that higher emissions will significantly impact Venice's flood risk, emphasizing the need for improved projections and protection infrastructure. The study highlights the importance of accurate sea level projections and the potential for extreme events like meteotsunamis to exacerbate flooding.
After 7 days of recovery, participants did not fully recover on measures of attention, memory, and brain activity. Only reaction speed returned to baseline levels, highlighting the complexity of recovery from chronic sleep loss.