Brain metastases cause acute cerebrovascular dysfunction due to astrocyte activation, leading to decreased brain perfusion and irreversible damage. Treatment inhibition of this activation restores blood flow, limiting neurological deterioration and potentially improving patient outcomes.
Researchers found a decrease in nitrogen dioxide concentrations at most monitoring sites, but no significant improvement in particulate matter. In contrast, some areas experienced worse air quality in April 2020 compared to previous years.
A new report from The Lancet Commission on Diabetes highlights the need for evidence-based interventions to close the gap in diabetes prevention and care. Implementing six key components can reduce cardiovascular-renal events by up to 40% and prevent premature deaths.
The San Diego Zoo Global biobanking project sequenced 131 new placental mammal genomes, bringing the worldwide total to over 250. This project catalogs and characterizes whole branches of Earth's biodiversity spanning 110 million years of mammal evolution.
Researchers have developed a new software method for compressing quantum circuits, reducing the size and runtime of large-scale fault-tolerant quantum computers. This compression technique achieves up to 77% reduction in volume, potentially enabling the realization of real-world quantum computers years ahead of schedule.
Researchers at the University of Malaga have developed a method to generate human oligodendrocytes from pluripotent stem cells, crucial for supporting neural activity. This breakthrough enables the creation of OLs in just three weeks, opening up new possibilities for treating neurodegenerative diseases such as multiple sclerosis and ALS.
A new study from the Chakrabarty lab found a strong linear association between long-term PM2.5 exposure and R0, which denotes the expected number of people each sick person can infect. The researchers also discovered that secondary inorganic components in PM2.5 increase the risk of COVID-19 transmission.
A study found that European climate change counter movement think tanks have a neoliberal ideological stance, repeating messages similar to those used by American denialists. The research, published in the journal Climatic Change, documents for the first time an organized climate change counter movement in Europe.
Researchers have identified two key factors involved in cellular recovery from extreme stress, which may provide new strategies for treating cancers. The study reveals that apoptosis is a more nuanced process than previously known, and sometimes cells survive the executioner caspase via anastasis.
Most US universities implemented at least three non-pharmaceutical interventions within a week of the WHO pandemic declaration. Announcements about canceling international travel and moving to remote learning came quickly, with most universities making these announcements between March 4-20.
Researchers found that fluvoxamine prevented serious clinical deterioration in COVID-19 patients with mild-to-moderate disease. The study, which involved 152 patients, showed that those treated with fluvoxamine were less likely to become seriously ill and require hospitalization.
The new fuel gauge uses electrical capacitance volume tomography to digitally recreate a fluid's 3D shape based on its electrical properties. This technology can provide reliable measurements to prevent satellites from colliding and keep them operational for longer.
Researchers have measured a slow-motion landslide on an Alaskan slope, which could potentially trigger a devastating tsunami. The study found that the slope on Barry Arm fjord has slid over 120 meters from 2010 to 2017, posing a significant threat to nearby communities and shipping routes.
The Acoustical Society of America will hold its 179th meeting entirely online from December 7-11, bringing together interdisciplinary groups of scientists to discuss their latest research. The conference includes sessions on COVID-19, sound and smell, and more.
A study by neuroscientists from Florida Atlantic University demonstrates that the act of coming home produces a signal of comfort in mice, triggering a rapid increase in dopamine release. This finding suggests that 'home is where the brain is' and has implications for understanding addiction and mood disorders.
A recent study published in JAMA found that fluvoxamine may prevent serious breathing problems in people with mild COVID-19 illness. The results show that fluvoxamine has the potential to reduce the risk of hospitalization in COVID-19 patients.
Researchers spot potential magnetar birth from neutron star merger, which resulted in a brilliant kilonova, the brightest ever seen. The team's findings challenge conventional thinking and offer insights into the physics behind extreme energy explosions.
Researchers at Nagoya University have discovered a way to harness energy from living cells by modifying highly functionalized PCAs into biorenewable molecules. The new catalyst enables the selective hydrogenation and dehydration of Krebs cycle metabolites, producing compounds with valuable applications in plastics and polymers.
Researchers found that dogs' looking times were influenced by the owner's expressed preference, but not their fetching behavior. The study suggests that dogs can perceive and respond to human displays of preference, but may not fully understand the subjective nature of desire.
The VEDLIoT project is developing a new generation of IoT platforms that use machine learning to improve the performance and energy efficiency of devices. The platform aims to enable autonomous vehicles, smart homes, and industrial applications to learn and adapt to their environments.
Girls born extremely preterm are three times more likely to be diagnosed with depression than their full-term peers. Poor fetal growth and increasing gestational age exacerbate this risk, according to a nationwide Finnish registry study.
A new research project explores how counter-terrorism affects public perceptions and urban atmospheres in Europe's cities. It assesses the impact of terror threats on everyday life through a large-scale international survey and in-depth studies of five European cities.
Cilia, tiny hairlike organelles, coordinate to push particles and fluid along, ensuring reproduction and defense against pathogens. Researchers identified mechanisms for effective cilia movement, which can inform diagnosis of diseases such as lung disease.
A virtual reality forest created by geographers can let people walk through a simulated forest of today and see potential future scenarios. The researchers used data on a typical Wisconsin forest to create a more organic, natural feel, allowing visitors to experience the changes brought on by climate change.
Researchers from Brigham and Women's Hospital found an association between finasteride and suicidality in younger men taking the drug for hair loss. The study suggests that risk of suicidality should be considered when prescribing finasteride to these patients.
A new study published in PLOS ONE explores how political ideology and moral values are connected to motivated social cognition. The research found that liberals are driven by empathic motivation, while conservatives are linked to authoritarianism and a desire for order, indicating a deeper psychological divide between the two ideologies.
Researchers at La Jolla Institute for Immunology have discovered that blocking OX40L and CD30L, two key immune molecules, is crucial to preventing asthma attacks. The study shows how these molecules contribute to inflammation in the lungs during an allergic reaction.
Researchers found a new metric, PPT, that quantifies impaired sensory acuity after TBI, which is associated with higher balance dysfunction. This study has implications for rehabilitating individuals with TBI.
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 recent study published in Demography found that Black homeowners are twice as likely to lose their homes compared to white homeowners, with kin network wealth and poverty accounting for a significant portion of the gap. The researchers examined the impact of trigger events and found that having impoverished relatives can be a burden,...
Researchers Mirko Kovac and Aslan Miriyev propose merging artificial intelligence with physical bodies to create lifelike robots. By combining materials science, biology, and computer science, they aim to achieve symbiosis between humans and machines.
Researchers at the University of Groningen have developed an efficient organic thermoelectric material made from buckyballs with organic side chains. This breakthrough enhances the material's ability to convert temperature differences into electricity, making it suitable for powering wearable electronics and sensors.
A large international consortium has sequenced the genome of 130 mammals and analyzed existing data to identify important DNA positions. This information can help researchers understand disease mutations in humans and preserve endangered species.
Researchers have discovered a new electrocatalyst, Hf2B2Ir5, that exhibits high activity in the oxygen evolution reaction during water electrolysis. The material's cage-like crystal structure and cooperative phases enable stable and efficient performance over long periods.
Researchers found human editing enzymes behind a COVID-19 virus mutation that stimulates pro-inflammatory molecule release. The mutation altered innate immune responses, and further study is needed to determine its impact on virus elimination or symptom aggravation.
Research found that pathogens with intermediate virulence are most evolutionarily successful, as they balance harm and transmission. This challenges conventional wisdom that new diseases evolve to become harmless.
A study by Massachusetts General Hospital found that expanded access to health insurance significantly reduced ambulance dispatches for asthma emergencies in New York City. Improved access to outpatient management of the chronic condition is believed to be the likely reason for this decline.
Researchers found evidence suggesting that relatively close supernovas could have triggered four disruptions to Earth's climate over the last 40,000 years. The study used tree ring records to search for fingerprints of distant cosmic explosions, with promising candidates including a 13,000-year-old Vela supernova.
The study reveals rare behavior of the Bigfin Squid in the Great Australian Bight, providing new insights into its distribution patterns. Multiple observations suggest a deeper understanding of this deep-sea species can be gained through further research.
Researchers at MIT developed a two-layered material that provides extended cooling using evaporation, inspired by camel fur. The system can keep perishable goods fresh for up to eight days and has potential applications in food packaging and pharmaceutical storage.
The study found a 16% lower mortality rate among patients who triggered an alert from the Advance Alert Monitor system. Patients with AAM alerts had lower ICU admission rates, shorter hospital length of stay, and lower mortality within 30 days of an alert.
A new study from USC reveals that older people's behavior changed over time during the pandemic, with a notable increase in preventive behaviors by May. The researchers found that certain groups, including Blacks, Hispanics, and Asians, exhibited consistently higher preventive behavioral responses.
Zi Chen's research project aims to identify biomechanical mechanisms driving early embryonic brain and heart development. The study may lead to a better understanding of birth defects such as situs inversus, which affects organ placement and replacement.
Researchers developed a new method for designing spontaneous behaviors in robots, inspired by complex temporal patterns in animal brains. The approach uses high-dimensional chaos and reservoir computing to implement humanlike cognitive functions.
Effective early interventions can speed recovery, reduce severe outcomes, and alleviate healthcare demands for patients with mild COVID-19 symptoms. Research is ongoing to repurpose existing antivirals and develop new therapies targeting SARS-CoV-2.
The US EPA has listed 1,4-dioxane as a likely carcinogen due to its persistence in water. Advanced oxidation processes can remove it, but are expensive and energy-intensive. Communities using wells for public drinking water are especially prone to contamination.
A study published by investigators at Massachusetts General Hospital reveals that patients with type 2 myocardial infarction often receive inconsistent care. The research indicates that patients evaluated by cardiologists are more likely to undergo stress tests and heart imaging exams, and have higher rates of follow-up cardiology visits.
A national study of general practices in England found that diagnostic error (60%), medication incidents (25%), and delayed referrals (11%) are the main causes of avoidable harm. Researchers identified patient factors such as old age and multiple health problems, highlighting challenges in protecting patients from harm.
Researchers at the University of Tokyo have developed a new and efficient way to create nanographene, a material that is expected to revolutionize technology. The method uses an atomic force microscope (AFM) to precisely control the fabrication process, allowing for the creation of tailored nanographene formations.
Researchers at the University of Toronto have created a new tool called DISCO that enables the analysis of individual cells in their natural environment. The method combines cell microscopy with single-cell omics platforms, allowing scientists to study stem cells and other rare cell types in greater detail.
Researchers from MD Anderson Cancer Center present promising clinical data on combination therapies for patients with metastatic melanoma and advanced refractory solid tumors. The treatments showed activity in activating immune pathways, leading to antitumor responses.
The study, published in Genes and Development, reveals the role of signaling pathways in regulating cell behavior, including proliferation, death, and migration. The research team identified new signaling outputs that function independently of established FGF signal transduction pathways, particularly in cell adhesion.
The new European consensus statement provides practical recommendations for diagnosing and treating osteoporosis in advanced stage CKD. The guidelines aim to reduce the care gap and promote proactive fragility fracture prevention in high-risk patients.
A survey of over 5,000 people in China found that longer quarantines were associated with poorer well-being. However, experiencing the mental state of flow reduced or eliminated this link. Flow was linked to better well-being, including less loneliness and more positive emotion.
Researchers found that neurofilament light protein levels in the blood can predict stroke severity and prognosis, as well as anticipate future recovery. Higher NFL levels forecast worse functional outcomes and shorter survival time after a stroke. This discovery establishes NFL as a promising prognostic biomarker for stroke.
Physicist David Wolpert developed a hybrid formalism to analyze far-from-equilibrium systems with explicitly distinguished subsystems. The formalism combines advances in nonequilibrium statistical physics and graphical models, allowing for the study of nanoscale systems like biological cells.
Researchers have developed a new technology that precisely and rapidly degrades targeted proteins in various organisms. The AID2 system overcomes previous drawbacks of slow degradation rates and requires lower doses of auxin.
The DO-HEALTH study suggests that vitamin D and omega-3 supplementation may have significant positive effects on lowering infection rates and systolic blood pressure in healthy older adults who lead an active lifestyle. However, the study found no benefits for bone health, muscle function, or memory.
Scientists have developed a bilayer passive cooling technology inspired by camel fur, which can keep objects cool for an extended period of time without electricity. The technology demonstrates that the design keeps products cool five times longer than conventional single-layer approaches.
Michigan Technological University and University of Massachusetts researchers develop a way to mimic the body's environment in vaccines, keeping viruses stable through crowding. This method has potential to improve access to vaccinations against various viruses, bypassing the cold chain.