Researchers have sequenced the nuclear genome of the koala lemur, a giant primate that went extinct in Madagascar around 500-2,000 years ago. The findings reveal new insights into its position on the primate family tree and how it interacted with its environment, which could help understand past lemur extinctions.
Researchers estimated changes in life expectancy associated with COVID-19 pandemic by race/ethnicity. The study found significant disparities in life expectancy across racial and ethnic groups in the US.
A team of researchers used phylogenetics to investigate recurrent adaptations in bird mitochondria, finding that most convergence events can be explained by random coincidences rather than adaptation. The study confirms the scientific opinion that distant species choose different ways of similar trait evolution, but challenges the idea...
A research team at Harvard's Wyss Institute has developed a new approach to treat Duchenne Muscular Dystrophy using nanoparticle-based anti-inflammatory cytokines. Locally applied nanoparticles improve muscle functions and boost the numbers of infiltrating anti-inflammatory regulatory T cells, leading to stronger muscles.
The GEM Programme aims to establish a global monitoring network to collect and analyze seawater samples from urbanised estuaries worldwide. The project will identify pollution hotspots and priority contaminants, providing strategies for cleaner estuaries.
The release of the European water vole genome provides a comprehensive set of genetic tools to support conservation efforts, helping to understand genetic diversity and structure of water vole populations. The reference genome will aid in reintroduction efforts and inform management strategies for sustainable species survival.
Researchers investigated molecular characteristics of DOM pool in Xiangshan Bay, a semi-enclosed coastal bay in China. They found terrestrial signals decreasing with increasing salinity due to seawater dilution effect and anthropogenic inputs contributing to DOM cycling.
Developed by Jinan University researchers, the approach produces superoscillatory light spots without side lobes. The technique utilizes a cylindrical diffraction and sharp-edged apertures to eliminate tradeoffs between main and side lobes, enabling larger field of view while maintaining feature size within optical diffraction limit.
Research from Anglia Ruskin University found that common artificial sweeteners like saccharin and sucralose can make previously healthy gut bacteria pathogenic. The study discovered that these pathogenic bacteria can invade intestinal cells and cause damage.
Scientists have developed a method to manufacture inorganic monoliths from amorphous calcium carbonate particles using pressure-driven fusion. This process creates flexible and strong exoskeletons similar to those found in nature.
A new study suggests that while most employees (98%) experience rude behavior at work, the majority of workplace relationships are not characterized by rudeness. Unique relationships between colleagues and individual personality traits play a significant role in determining incivility levels.
Physicist Jean Dalibard is recognized for his exceptional contributions to the dynamism and influence of French research, particularly in quantum technologies. He has made major contributions to the emergence of quantum technologies by developing sources for atoms cooled and trapped by light,.
Researchers in China have created a novel risk score to predict relapse of leukemia, allowing for better medical intervention and stratification of patients with different risks. The study analyzed factors such as engraftment of white blood cells, residual cancer cells, and chronic graft-versus-host disease to determine outcomes like 5...
Researchers found that sleepwalkers show an elevated rest-and-digest response and a lower fight-or-flight response during deep sleep. This discovery paves the way for new understanding of the phenomenon and potential treatments for sleepwalking.
Scientists have developed a pioneering material that can turn plastic sheets into powerful noise-cancelling panels, weighing four to six times less than traditional solutions. The technology is set to be trialled in hospitals and other noisy locations to reduce stress caused by excessive noise.
Researchers developed a new method to quantify cyclones' influence on atmospheric circulation, improving climate projection accuracy. This approach allows for finer details to be revealed in patterns of cyclones and anticyclones.
A recent study published in Neuron has identified the anterior cingulate cortex as a key brain region involved in linking actions to their outcomes. The finding sheds light on compulsive behaviors such as OCD and addiction, which are thought to result from impairments in this brain region.
A new study has revealed key genetic changes underlying rhabdomyosarcoma, a rare and aggressive childhood cancer. The findings link specific genetic changes to aggressiveness, early age of onset, and location in the body, which can affect treatment outcomes.
Researchers from ITP of Chinese Academy of Sciences use water meters to estimate annual total river runoff for 13 major rivers in the region. The study reveals significant regional variations in river runoff, with higher values found in Indian monsoon domain, and shows climate change impacts on snow and glacial melting.
Research from the University of California, Santa Cruz, shows that regional shelter-in-place orders during the pandemic led to pumas moving into or closer to urban habitats. The study found a strong relationship between declining human mobility and the cats' increased willingness to venture into urban areas.
Researchers at TUM created a low-cost, automated rapid test for detecting SARS-CoV-2 antibodies with high sensitivity and specificity. The test can determine antibody concentrations and has the potential to answer questions about corona immunity, vaccinations, and disease progression.
Researchers have discovered that anaerobic fungi in herbivores' guts can produce novel antibiotic compounds, which could be used to fight disease. The fungi's ability to produce these compounds is crucial for their survival and competitiveness in the environment.
A large-scale study found that consumers worldwide are ready for animal-free dairy cheese made from real milk proteins produced by microorganisms. Over 70% of participants were willing to try and 71% would pay for such products, with flexitarians showing the highest enthusiasm.
Researchers have created tables of responses for gold and platinum to extreme pressure, providing a standard for future researchers to calibrate the responses of other metals. The data generated by these experiments can aid in understanding exoplanets, planetary impacts, and moon formation.
Researchers at City of Hope have identified the genetic changes that occur in breast cancer cells when they become resistant to hormone therapies. These findings suggest that tumor cells can quickly change and rewire signaling pathways to persist despite treatment, providing new opportunities for targeted therapy interventions.
Astrocytes play a key role in forming synapses between neurons. A new study has discovered that hepaCAM, a crucial protein, is essential for their communication and coordination. Lacking this molecule, astrocytes fail to form connections, leading to brain disorders like epilepsy and autism spectrum disorders.
Researchers at Monash University have discovered how Ebola virus evades the immune system by targeting the STAT3 protein. The virus uses a protein called VP24 to disable STAT3's messenger function, which is critical for regulating host immune and inflammatory responses.
A study published in Journal of Thoracic Oncology found that low-dose computed tomography (LDCT) screening for primary lung cancer is associated with a lower risk of developing brain metastases. Researchers identified 1502 participants diagnosed with lung cancer between 2002 and 2009, where LDCT screening was detected versus other meth...
A recent genetic study published in PLOS Genetics has identified MAGEA3, a gene associated with poor prognosis in liver cancer, as a potential target for new treatments. The study found that blocking the expression of MAGEA3 in liver cancer cells can prevent their growth and death, offering hope for developing new therapies.
A group of corn smut proteins, known as the Pleiades, launch a battle against maize immunity by targeting key defense mechanisms. The study reveals that eight of the ten Pleiades inhibit reactive oxygen species production, while two others promote flowering by dampening immunity.
A Mount Sinai study reveals rotator cuff injuries are the most common type, accounting for nearly half of all shoulder injuries. The research also identifies other risk factors, including pitching and throwing, and highlights the need for improved injury prevention strategies.
An updated analysis reveals a bigger drop in average US life expectancy due to COVID-19, with significant disparities among Black and Latino populations compared to white Americans. The pandemic reduced overall life expectancy by 1.31 years, with the effects being more pronounced for Latinos and Blacks.
The Antarctic Circumpolar Current flowed more rapidly during the last interglacial period, with a flow speed 10-15% higher than today. This could lead to an increase in global temperatures and a decline in the ocean's capacity to absorb CO2.
The European Alliance of Associations for Rheumatology taskforce provides guidelines for treating severe COVID-19 with immunomodulatory therapies. The recommendations consider the individual's condition and stage of the disease, including antiviral medicines, oxygen therapy, and anticoagulation.
Researchers from Tomsk Polytechnic University and Spanish universities have developed a simple method to boost the responsivity of terahertz radiation detectors by 3.5 times using a small Teflon cube. This enhancement enables more precise measurements without changing the detector's design.
The Nesher Ramla fossils, dating back to 120,000-140,000 years ago, represent late survivors of a population of humans in the Middle East. The discovery suggests that interactions between different human species were more complex than previously believed, with genetic contributions from the Middle East into Europe during their evolution.
A new multiplex technique developed at Goethe University Frankfurt allows simulating millions of genetic defect combinations and studying their effects in cell culture. This enables the identification of genes involved in cancer and other complex diseases suitable as targets for therapies.
An international study on rare childhood cancer, rhabdomyosarcoma, found that mutations in genes TP53, MYOD1, and CDKN2A are associated with a more aggressive form of the disease. The study provides genetic clues for developing targeted therapies.
A study by University of Illinois researchers has shown that small quantities of hydrocarbons can be produced when CO2 and water react in the presence of light and a silver nanoparticle catalyst. The findings demonstrate a viable technology for renewable energy generation and chemical manufacturing.
Researchers at McMaster University developed a hand-held rapid test for bacterial infections that can produce accurate results in under an hour. The test distinguishes between treatable and resistant bacteria, helping to combat antimicrobial resistance.
Researchers at WashU Medicine discovered a single mutation in SARS-CoV-2 that allows the virus to enter human lung cells through an alternative route, which may evade COVID-19 antibodies or vaccines. The study suggests the virus can change and adapt in unexpected ways to cause infection.
A blood test has been shown to be accurate enough for multi-cancer screening among people at higher risk of disease, detecting cancer signals from more than 50 types, and correctly identifying tumor locations. The test's sensitivity varies by type of cancer, with some cancers detected earlier than others.
Researchers at the University of Queensland have found that low-intensity ultrasound can effectively restore cognition without crossing the blood-brain barrier in mice models. The findings provide a potential new avenue for non-invasive treatment and will help clinicians tailor medical treatments to individual disease progressions.
A large-scale study found that vegetation is becoming increasingly water-limited as global temperatures increase, reducing its ability to absorb atmospheric CO2. This could lead to increased greenhouse gases and a weakening of the land's carbon sink strength.
Researchers found that zebra mussels can increase Microcystis, a type of cyanobacteria causing harmful algal blooms, by filtering out competitors. The study suggests that zebra mussels may be inadvertently helping toxic algae thrive in nutrient-poor waters.
Researchers identified a subset of localized prostate cancers that exhibit characteristics typical of 'hot' tumors, which may respond to immunotherapies. The study found that about a quarter of high-risk prostate cancers have these immunologic traits, suggesting a substantial number of patients may benefit from immunotherapy.
A research team from POSTECH and ImmunoBiome Inc. discovered a yeast-derived polysaccharide mixture that selectively suppresses inflammatory T-cells and induces regulatory T-cells with anti-inflammatory function. The study found that MGCP, the novel polysaccharide, effectively inhibits inflammatory diseases without major side effects.
A cluster of comet fragments believed to have hit Earth nearly 13,000 years ago may have triggered the transition from hunter-gatherer lifestyles to agriculture-based settlements in the Fertile Crescent. This impact, known as the Younger Dryas event, also caused widespread extinctions and a mini ice age lasting over 1,000 years.
A recent study has found evidence of a large coronavirus epidemic that occurred in the East Asia region more than 20,000 years ago. The researchers used genetic data from the 1000 Genomes Project to discover changes in human genes that suggest ancestors of East Asian people experienced an epidemic similar to COVID-19.
The University of Houston's Air Quality Forecasting and Modeling Lab has developed an artificial intelligence system that can accurately predict ozone levels up to two weeks in advance. This breakthrough could lead to improved ways to control high ozone problems and contribute to solutions for climate change issues.
Rice University engineers developed a strategy to increase the number of transition-metal single atoms that can be loaded onto a carbon carrier using graphene quantum dots. The new technique showed significant improvement in electrochemical reduction of carbon dioxide compared to lower metal loading catalysts.
Researchers found that consuming sugar kelp inhibits hepatic inflammation and fibrosis, and promotes healthier gut microbiomes, supporting the nutritional benefits of locally-grown seaweed for health and disease prevention
A new study of Chinese cats reveals the evolutionary uniqueness and premier conservation importance of the elusive Chinese mountain cat, found only in the Tibetan plateau of China. The research resolves taxonomic classification uncertainty and pinpoints the prospects for survival of this endangered species.
A University of Houston researcher found significant discrepancies between teenagers' dream careers and job availability in the US labor market. Most adolescents aspired to low-automation careers, but these jobs account for only 8% of available positions.
A new study found that many younger adult dental patients are taking medications, highlighting the importance of reviewing medication histories. Medications such as antidepressants and opioids can increase the risk of dry mouth, tooth decay, and tooth loss.
A recent study by the University of Minnesota Medical School found that schools' social climates play a stronger role in weapon-carrying behaviors among US high school students than their racial or ethnic backgrounds. The study also discovered that males who experienced violence or felt unsafe at school were more likely to carry weapons.
West Virginia University researchers are working on a project to create a tomato that requires little to no pesticides. They aim to identify pest-resistant genes and make those new varieties available to breeders and farmers. The goal is to develop an environmentally friendly and sustainable crop that reduces pesticide use.
Despite significant declines in perceived availability of marijuana and alcohol, adolescent use rates remained stable during the COVID-19 pandemic. Nicotine vaping, however, declined significantly, with a sharp decrease in respondents who said they could easily obtain vaping devices.
Researchers have discovered that a bacterial protein has a similar structure and function as human ESCRT-III proteins, which are responsible for remodeling and rebuilding the cell membrane. The protein, PspA, forms protective structures on the cell membrane to cope with stress, and its structure is essential for its function.
A recent study published in Pediatrics found that parents of children with the most complex medical conditions are more likely to report poor or fair mental health and struggle to find community help. The study recommends that healthcare systems provide support resources and prioritize mental health for these families.