Researchers created a 3D model of telomerase, an enzyme that lengthens chromosome ends, in baker's yeast. The study provides new insights into how telomerase recruits itself to chromosome tips and sheds light on its role in cancer cell survival.
The study aims to evaluate the current preferred first-line regimen for pregnant women recommended by WHO and two newer drug regimens containing dolutegravir. It will provide data on the use of these newer drugs during pregnancy, helping to ensure that women living with HIV and their infants receive the best available treatments.
An international team of astrophysicists has provided the first clue to the speed of dark matter, finding that it matches the movement of the least heavy metal-rich stars. This breakthrough could help shed light on why direct detection experiments have failed to detect dark matter particles.
New studies suggest that biodiversity might be remaining steady globally, even as species go extinct and decline locally. However, other research finds a mix of stability and increase in species richness at various locations worldwide.
Research found that dingo removal decreased abundance of small mammals, while fox removal increased ground-dwelling and arboreal mammal populations. The study also revealed interactions between predators and their effects on cat populations.
Scientists at the University of Córdoba have devised a new system to analyse the smell generated during composting using NIR spectroscopy and chemometrics. The method provides a fast and economical means of evaluating odour emission rates, potentially mitigating the odorous impact of composting.
A newly funded project aims to create a data-driven tool to identify individuals headed toward violent extremism. The computational tool will monitor and screen for proven risk indicators of radicalization among large databases.
Black Americans experience lower total knee replacement rates, resulting in significant losses in quality-adjusted life years. Compared to white counterparts, they gain fewer QALYs due to underuse of this highly efficacious procedure.
Researchers at University of Southampton have discovered a way to enhance memristor performance, opening doors to new electronics design. They pushed the device to store up to 128 discernible memory states per switch, almost four times more than previously reported.
Researchers at Cornell University have developed a new transient electronics architecture that can remotely vaporize itself, offering benefits for data protection and environmental monitoring. The technology uses radio waves to trigger a thermal reaction, releasing chemicals that decompose the electronics.
The American Stroke Association honored 10 scientists and researchers for their significant contributions to stroke research, including Joanna Wardlaw, Walter Koroshetz, Jun Chen, and others. The award recognizes their work in investigating and managing clinical stroke science, basic stroke research, and more.
A phase 3 clinical trial found that cannabidiol reduced the number of drop seizures in patients with Lennox-Gastaut syndrome by 43.9% compared to placebo. However, long-term efficacy and safety concerns remain to be confirmed.
The study found that extreme weather events worldwide coincided with the temperature spike, and natural variability in the climate system was not sufficient to explain it. Researchers projected that record-breaking temperature jumps and accompanying extreme weather events will become more frequent unless greenhouse gas emissions decline.
Scientists at Northwestern University discovered that mitochondria and lysosomes directly contact each other in cells to regulate their functions. This rare finding has important implications for understanding normal aging and diseases such as Parkinson's and cancer.
A new study from the University of Illinois explains what it takes to get a cat to slim down, targeting a safe level of weight loss and maintaining lean mass. The researchers found that reducing food intake by 20% compared to a maintenance diet was necessary to achieve this goal.
Researchers at Morgridge Institute for Research discovered a crucial enzyme called ERO1 that promotes cytoplasmic viral replication by bridging membrane barriers. This finding opens up a new target for broad-spectrum antivirals targeting positive-strand RNA viruses.
Researchers found that many stroke patients don't receive rehabilitation services after hospital discharge, with over half of those referred to home health not receiving it. Non-white patients were also less likely to receive outpatient therapy, highlighting a significant gap in care and disparities in treatment.
A new study provides guidelines for assessing the severity of head and neck cancers by counting malignant lymph nodes, which are found to be a key factor in predicting patient survival. The number of positive nodes can categorize patients into distinct groups with varying outcomes.
Researchers found that artificial sweeteners in wastewater can indicate contamination of groundwater with septic system pollutants. The study suggests regular inspection and maintenance of septic systems and well water testing are necessary to ensure safe drinking water.
Researchers discover mechanism responsible for limit on indium content in InGaN thin films, affecting blue light emitting diodes. A regular pattern of atoms within the monolayer limits indium concentration to 25-30%.
The DRIVE-AB consortium recommends a market entry reward of $1 billion per antibiotic globally to increase innovative antibiotic development and sustainable use. The report estimates up to 16-20 new antibiotics could be developed in the next 30 years, addressing priority pathogens identified by the WHO.
A study published in Acta Paediatrica found that Canadian students aged 11-20 who used social media for at least one hour per day were more likely to get too little sleep. The study suggests that prolonged screen time on electronic devices can disrupt sleep patterns and lead to sleep deprivation.
Researchers at The University of Tokyo's Institute of Industrial Science have developed a new probe to track vitamin C levels in the body using fluorescence. This breakthrough allows for precise monitoring of ascorbic acid concentrations, which has potential applications in cancer treatment.
Researchers developed a universal vaccine to combat influenza A viruses, producing long-lasting immunity in mice and protecting them against seasonal flu vaccines. The nanoparticles target the stalk of the HA protein, offering universal protection against various influenza viruses.
The World Health Organization has prequalified the India-made rotavirus vaccine ROTAVAC, which will be available for procurement by UN agencies and Gavi for use in low-resource countries. The vaccine is the result of a unique social innovation partnership between Indian and international researchers, public, and private sectors.
Researchers at Queen Mary University of London have successfully modified a common flu virus to target and kill pancreatic cancer cells. The new technique could potentially become a promising new treatment for patients with the aggressive disease.
Researchers at the University of Manchester found that sandwiches with pork, cheese, or prawns have the highest carbon emissions, while homemade sandwiches can reduce emissions by a half. The study suggests extending sell-by dates and reducing ingredients like cheese and meat to minimize waste.
Researchers discovered a connection between genetic tRNA fragments in Aedes aegypti mosquitoes and their ability to spread dengue fever and other diseases. This finding could lead to targeted approaches to controlling mosquito populations and preventing disease transmission.
A new viral gene therapy delivers extra copies of the SOD2 and CTGF genes to protect healthy tissues from damage caused by radiotherapy. The treatment has shown promising results in preventing tissue damage and scarring in rats treated with radiotherapy, potentially improving breast reconstruction outcomes for women with breast cancer.
A study examining risk factors and mitigation techniques for golden eagle electrocution reveals eight key risk factors, with pole configuration being the most frequently identified. The authors propose targeting high-risk poles using region-specific strategies to substantially reduce mortalities.
A Rutgers study reveals that most primates can digest insect exoskeletons due to the presence of a stomach enzyme called CHIA. Insects have been an essential food source for early primate ancestors, and their nutritional value is comparable to other protein sources.
Researchers have created a novel optical biopsy method using resonance Raman scattering to detect diseases like skin cancer and brain cancer at the molecular level. This non-invasive technique provides more detailed information and can detect diseases in mere seconds.
A new study from Ohio State University found that nearly a third of households in Columbus struggled with food insecurity, exceeding previous estimates. The research highlighted disparities in access to healthful foods, particularly in low-income and racially diverse neighborhoods.
A comprehensive dataset of cancer cell metabolites has been compiled, showing consistent increases or decreases in certain metabolites across multiple tumor types. The study's findings offer insights into the metabolic programming between normal and cancer cells, with potential applications for novel therapies.
The United States President's Emergency Plan for AIDS Relief (PEPFAR) has saved millions of lives since its inception in 2003. PEPFAR-funded programs have delivered antiretroviral therapy to over 13 million people, prevented 2.2 million perinatal HIV infections, and supported vulnerable children impacted by HIV.
A study published in Anesthesiology found that a novel operating room software system improved management of lung ventilation in patients during surgery, but did not affect postoperative outcomes. The system provides a 'live' schematic organ system view and digital alerts to aid physicians in decision-making.
Researchers used high-speed pulse-chase imaging to study fungal growth, revealing precise timing of vesicle movement and motor protein involvement. The technique provided unprecedented precision, allowing for the discovery of different types of vesicles moving at varying velocities along the hypha.
A team of scientists has found evidence that the Earth's core and mantle separated in a disordered fashion, preserving unique isotopic signatures. The researchers believe that chemical behavior of iodine at high pressure played a crucial role in this process.
A mathematical model has been developed to explain how new ideas emerge, using Heaps' law and complex networks to analyze the discovery process. The study reveals that innovations often arise in clusters and are strongly correlated, providing insights for effective interventions to nurture sustainable growth.
A new study reveals that cruise vacations offer benefits beyond just fun, with emotional and relational experiences contributing to short-term happiness. Long-term happiness is linked to thinking experiences, including exploring new cultures, practicing introspection, and broadening horizons.
The National Academies' Gulf Research Program has awarded $5.3 million to seven new projects focused on enhancing environmental restoration outcomes. Five projects aim to develop or test new monitoring and evaluation methods, while two focus on improving decision-maker access to public health risk information resulting from oil spills.
A new report describes a soft, flexible contact lens that monitors glucose levels in tears through wireless circuits, glucose sensors, and displays. The device can deliver real-time sensing results and alerts users if glucose levels are too high, offering potential for pre-diabetes screening and daily monitoring.
The Journal of the American Geriatrics Society article highlights issues in caring for older women's sexual health, including insufficient physician training. Physicians should regularly inquire about sexual activity and function, offering practical advice on common chronic medical conditions and vulvovaginal atrophy.
Researchers at Tohoku University have successfully cultured human placenta stem cells for the first time, opening up new avenues for studying fetal development and maternal health. The study, led by Takahiro Arima, has shed light on the crucial role of trophoblast cells in supporting fetal growth and development.
Researchers have discovered that brittle stars use thousands of light-sensitive cells in their skin to navigate complex environments. The team found these photoreceptors on the entire body surface and embedded them in the skin, challenging a long-held lens-based hypothesis.
Studies show that female students from low socioeconomic backgrounds benefit from imagining their successful futures to manage stress and tackle academic challenges. The theory of identity-based motivation proposes that this mindset helps students feel ready and able to take action when faced with difficulty.
Researchers at MIT and Albert Einstein College of Medicine isolate and study a new group of viruses that lack tails and can infect dozens of different types of bacteria. The Autolykiviridae provide key insights into viral evolution, bacterial populations, and the ocean's ecosystem.
Scientists have developed a new method for microscopy that surpasses the Abbe diffraction limit by utilizing chirped laser pulses and quantum dots. This breakthrough enables the imaging of biological samples at resolutions of 1/31 of the wavelength of light, opening up new possibilities for nanoscale analysis.
A review of evidence published in The BMJ found that smoking just one cigarette a day carries a higher risk of heart disease and stroke than expected. Smoking only a few cigarettes per day is associated with a significantly increased risk of these two major disorders, making it crucial for smokers to quit instead of cutting down.
A new meta-analysis finds that 3-6 months of football training twice a week improves cardiovascular fitness by 3.51 mL/min/kg, lowers fat mass and resting heart rate, and reduces blood pressure in patients with hypertension and type 2 diabetes. Football is considered broad-spectrum medicine for lifestyle disease prevention.
A new Stanford study identifies a brain pathway linking positive attitudes toward math to better math performance in children. Researchers found that having a strong interest and self-perceived ability in math enhances memory and efficient engagement of the brain's problem-solving capacities.
Dr. Olga Boukrina's research aims to identify high-risk patients with brain damage and type of reading difficulties after stroke, enabling early intervention. Her goal is to develop criteria for effective interventions to help stroke survivors regain their reading ability.
A recent study found that tRNA fragments in mosquitoes can modulate their ability to transmit viral diseases to humans. The researchers identified 55 tRNA-derived fragments with varying expression patterns across different strains and developmental stages.
Scientists at the University of Bonn have found that ceramide synthase not only produces vital lipids but also regulates gene activity, particularly in response to nutritional status. The enzyme's homeodomain plays a crucial role in adapting gene expression to energy requirements.
A new study suggests that infants who pay little attention to synchronous sights and sounds may be at elevated risk for developing autism spectrum disorder (ASD). The researchers found significant group differences in the infants' gaze patterns, with those with ASD showing no preference for audiovisual synchrony.
Researchers developed DroNet, an algorithm that enables drones to safely navigate through urban environments using a normal camera and powerful artificial intelligence. The drones learned to respect safety rules and adapt to new environments, paving the way for fully autonomous drones in various applications.
A study found that children exposed to counter-stereotypic peers in magazines were more flexible in their attitudes about who should play with certain toys. This counters the idea that gender segregation is inevitable in young children.
A new study finds that married veterans are more likely to experience suicidal thoughts and behaviors compared to their single counterparts. The research, which analyzed responses from 772 recently returned veterans, also highlights the importance of addressing spiritual struggles in veteran suicide prevention efforts.
Researchers find that beta amyloid protein disrupts mitochondria function, leading to early disease symptoms. Human cells can be protected from damage with a custom-designed compound, offering an exciting avenue for future drug development.
Six UNIST startups, including RecensMedical and SuPine Therapeutics, have been selected for the Tech Incubator Program for Startup (TIPS) to receive business incubation spaces and funding. The program aims to promote technological innovation and support talent in growing their businesses.