Researchers found that a gene controlling cholesterol production also senses oxygen levels, similar to human cells. This discovery offers a new strategy for killing infectious yeast while exploring potential connections between cholesterol and oxygen sensing in humans.
A new study estimates the economic costs of firefighter injuries to be between $2.8 and $7.8 billion, highlighting the need for improved safety measures and prevention programs. The report recommends investing in technologies such as robots for reconnaissance and early detection systems to reduce injury costs.
Dr. Mary Schweitzer isolated intact soft tissue from a 68-million-year-old Tyrannosaurus rex femur, showing blood vessels and cell-like structures. The discovery, published in Science, suggests that dinosaur fossils may retain some of their original flexibility and resilience.
A Rutgers scientist will use a new grant to investigate schizophrenia genes, with the goal of finding better treatments and reduced morbidity. The researcher aims to analyze genetic data using a new statistical analysis method and investigate a recently described class of genes involved in the central nervous system.
Researchers have identified key genetic pathways essential to RNA interference, a process that can silence specific genes. The findings suggest potential therapeutic applications for diseases such as cancer and age-related macular degeneration.
A breakthrough discovery identifies molecules that trigger secondary cerebral vasospasm after hemorrhagic stroke, leading to potential new treatments and diagnostic tests. Elevated levels of bilirubin and a specific group of oxidation products called BOXes are found to be correlated with the condition.
The Department of Energy (DOE) has awarded $12 million to the Center for Advanced Separation Technologies (CAST) at Virginia Tech to develop advanced separation technologies for efficient coal cleaning. The project aims to reduce sulfur dioxide and nitrogen oxide emissions, and mercury content, while increasing domestic energy production.
A three-year study funded by £253,823 is set to investigate the role of hormones in post-natal illnesses. Research suggests that changes in brain chemistry following childbirth may contribute to psychiatric disorders in some women, with up to 10% experiencing anxiety and unhappiness.
Researchers found that elephants imitate sounds they hear, similar to other species with complex social systems. This ability enables open communication and shared associations among individuals, suggesting that elephants may use vocal learning to maintain individual-specific relationships.
Researchers found evidence of the first elephant shrews' presence in North America, suggesting a greater animal migration than previously thought. This discovery has significant implications for our understanding of mammalian evolution and the history of continental breakups.
Pneumonia, diarrhea, and undernutrition are major contributors to child deaths worldwide. The new estimates also show that nearly half of all child deaths occur within the first 28 days of life, primarily due to preterm delivery, sepsis, or pneumonia.
Scientists have made a significant breakthrough in understanding pemphigus, a deadly skin blistering disease. Researchers engineered antibodies that reproduce the disease in vitro and in mice, offering a new opportunity for targeted therapy development.
Smart Border policies in the US are criticized for their limited innovation, economic ramifications, and disruption to local communities. The study highlights the flaws in counterterrorism technologies and the need for a more comprehensive approach to border control.
Researchers at JILA used noise patterns in images of ultracold potassium clouds to visualize entangled atom pairs, shedding light on a key phenomenon in quantum physics. The discovery could have implications for the development of quantum computers and highly sensitive measurement techniques.
A state-of-the-science panel urges caution in treating menopausal symptoms with hormones due to risks and limited evidence. Non-hormonal treatment approaches are recommended for further research.
The introduction of foxes to Aleutian Islands led to the transformation of vegetation from lush grasslands to tundra, with a significant impact on seabird populations. Soil phosphorus levels increased by three times in fox-free islands compared to fox-infested islands, reflecting the loss of marine-derived nutrients.
A recent study published in The Lancet found that a new vaccine against childhood pneumonia reduced the first episode of pneumonia diagnosed by chest x-ray by 37% and overall child mortality by 16%. The vaccine also lowered disease caused by pneumococcus bacteria types by 77%, providing promising results for global health.
Researchers used point-contact spectroscopy to explore Andreev reflection between a normal metal and a heavy-fermion superconductor. The findings show that conventional theories cannot account for the data, indicating the need for new theoretical frameworks.
A study published in the Journal of Clinical Investigation reveals that HDL (high-density lipoprotein) activates an enzyme called eNOS, leading to a cellular signal that depends on cholesterol efflux. The activation of eNOS is mediated by two intact domains of SR-BI, which act as 'cholesterol sensors' triggering cellular events.
Researchers found that a deficiency in growth hormone and IGF-1 reduced cancer and kidney disease risk, but impaired cognitive function and accelerated cartilage degeneration. Lifelong treatment with growth hormone actually increased lifespan by up to 14.6%.
A new Standard Reference Material, SRM 2394, has been developed by NIST researchers to aid in the detection of low-frequency mutations in heteroplasmic DNA. The material provides a set of mixtures at 10 certified concentrations of two DNA fragments differing at one position.
Bacteria such as Klebsiella pneumoniae and Staphylococcus aureus are major causes of neonatal infections and deaths in hospital settings. Infections can be spread through unhygienic conditions, contaminated hands of healthcare providers, and antimicrobial resistance.
A new study suggests that child care attendance can lead to higher rates of pneumococcal carriage in both children and non-children. The research model predicts that communities with more children in child care have higher carriage rates among all age groups. Vaccination, good hygiene, and regular toy cleaning are key preventive steps.
Researchers at UC Berkeley have observed octopuses walking on two arms, using the outer halves as 'tank treads' for locomotion. This bipedal behavior may be a strategy for backing away from predators while maintaining camouflage.
The US FDA proposed a document describing good clinical practices that is weaker than the Declaration of Helsinki regarding patient protections. This move has sparked concerns over US exceptionalism in research ethics, following its withdrawal from several international treaties affecting public health.
A total of eight new VHE gamma-ray sources have been found in the Milky Way's disc, doubling known sources at these energies. The discovery includes two 'dark accelerators' without obvious counterparts in other wavelength bands, sparking excitement among astronomers.
Researchers developed a new approach to improve cancer treatment by combining DNA-damaging agents with RAD001, a sensitizing agent that targets the p53 protein. This combination could dramatically enhance treatment for solid tumors containing the p53 protein, addressing a long-standing challenge in chemotherapy.
A recent study suggests that CT lung cancer screening may not be as beneficial as previously thought, as many early-stage cancers detected through CT are slow-growing and unlikely to have been fatal. The study found that unnecessary surgical procedures and expenses were also significant drawbacks.
Scientists have identified two populations of immune cells in the liver that can cause scarring and break it down. This discovery may lead to future treatments for liver damage and cirrhosis, a condition that affects more women in the UK than cervical cancer.
Researchers argue that a narrow focus on just a few songbird species provides a fragmentary picture of brain function. They propose studying the diversity in how birds learn to sing across different species and age groups.
Researchers identified a common genetic mutation, JAK2, in patients with polycythemia vera, essential thrombocythemia, and myeloid metaplasia with myelofibrosis. The study used high-throughput DNA sequencing analysis to compare blood and mouth-swab samples from 164 PV patients, 115 ET patients, and 46 MMM patients.
Researchers found that gut bacterium B. theta adapts its genome in response to changing nutrient conditions, allowing it to maintain stability of the gut's complex microbial society. The study reveals that this adaptability is crucial for maintaining intestinal health and preventing diseases such as obesity and diabetes.
Researchers find high-temperature superconductors break Pauli principle due to linked high- and low-energy scales. Strong electron interactions cause mixing of energy levels, affecting renormalization and spectral features.
A study found that individual transferable quotas decreased discard rates for most species, contrary to economic models. In British Columbia waters, the system reduced marketable fish discards to negligible amounts due to 100% observer coverage. The US West Coast fishery, however, experienced higher discard rates despite trip limits.
A three-year study aims to better understand the hormonal influences on post-natal psychiatric disorders in women. Researchers suspect that hormone signals within the brain play a key role in behavioral change following childbirth.
A new study by Ohio State University researchers may lead to a test that prevents unnecessary thyroid gland removal in people with follicular adenoma. The study identified three genes, cyclin D2, PCSK2, and PLAB, which show distinct activity levels between noncancerous and cancerous thyroid conditions.
The study found that one gene, Eda, controls the armor-plating trait in stickleback fish, which evolved rapidly after ocean fish colonized new environments. This suggests that evolution can occur quickly with just a few genes changing slightly, allowing newcomers to adapt and populate new habitats.
Researchers found that a diet rich in docosahexenoic acid (DHA) significantly slowed Alzheimer's disease progression in mice by reducing harmful brain plaques. This study suggests that boosting DHA intake may delay or prevent the disease, even for those genetically predisposed.
Scientists have discovered that deep-sea tremors can be used to predict large earthquakes with high accuracy. By analyzing data from sensors deployed on the ocean floor, researchers were able to set up an early warning system that successfully predicted six major earthquakes in a 15-kilometer radius.
The study identifies five sub-categories of relational vulnerability: external orientation, socialization to violence and power abuse, caretaker identity, and cultural factors. Women from Black communities were more likely to stay in relationships due to strong race consciousness, despite negative societal expectations.
A recent study by Ohio State University found that regular aerobic exercise can help protect muscles in the elderly from damage caused by exertion. After 10 weeks of galloping on a treadmill, retired racehorses showed fewer signs of muscle damage, even after maximum capacity workouts.
UCLA researchers have developed a revolutionary single-shot digitizer that captures lightning-quick pulses 50 times faster than the best commercially available digitizer. This breakthrough enables faster digitalization of signals and has significant implications for areas like particle physics, radar systems, and defense applications.
Researchers found that volcanic eruptions produce a relatively short atmospheric response with no discernible effects from the volcanic events afterward. Additionally, analysis using climate models suggests that the North Atlantic Oscillation may intensify with further increases in greenhouse gas concentrations.
Researchers from MIT and Daniel Webster College found that the effective tax rate on airline tickets is steadily increasing, with passengers facing a 19% average tax on top of ticket prices. The study suggests that airlines cannot raise airfares to keep pace with inflation, while taxpayers may be subsidizing security costs.
Researchers explore non-surgical options for treating cervical disease, including chemoprevention and HPV vaccines, which delay or prevent cancer development. These methods allow for monitoring of infected tissues through colposcopy, providing a safer alternative to surgery.
Research by Professor Allan Williams found that short-term migrants gained enhanced social skills, self-confidence, and networking capabilities, leading to better jobs and higher salaries in Slovakia. The study also highlighted the positive impact of these experiences on migrant's future career aspirations.
A University of Oregon geologist's analysis suggests that a 'troubled' greenhouse event 55 million years ago may indicate wider climate shifts in Africa, North America, and South America. The study confirms dramatic increases in seasonal contrast and rainfall, with potential implications for modern-day weather patterns.
Researchers at RIT have created a wearable eye tracker that enables subjects to wear the technology outside of the laboratory and even outdoors. The device tracks how eye movements support perception and what people pay attention to in order to gather information for everyday activities.
The study found that synesthetes' colors help them distinguish shapes, but are less effective than real colors. The research suggests that synesthetic colors lead to improved behavioral performance similar to real colors.
A Penn State study shows that including spending in other service sectors reduces the between-community cost difference from 81% to 18%. The system of care approach also improves youth's chances of finishing high school and making a successful transition to adulthood.
Researchers have created a mouse model of multiple system atrophy, showing symptoms similar to human MSA, including protein accumulation in oligodendrocytes and progressive motor skill problems. The study points to potential new treatment targets for brain diseases and opens up possibilities for testing therapies.
Researchers propose that spinels, rich in magnesium and iron, condensed from the cooling vapor cloud after a massive asteroid impact. The study strengthens the link between the Chicxulub impact and the mass extinction event that ended the Age of Dinosaurs.
The National Institute of Allergy and Infectious Diseases (NIAID) is conducting a Phase I trial to test the safety and immune response of an inactivated H5N1 avian influenza vaccine. The trial aims to prepare for a potential pandemic, following reports of human cases and suspected transmission.
Students at three African universities will be able to test and probe microelectronic devices remotely, thanks to a partnership with MIT. The project aims to enhance science and engineering education in Africa, with cultural-exchange components and faculty collaborations.
A recent study by NYU College of Dentistry found a significant association between high levels of oral bacteria and increased risk of low birth weight and preterm delivery. The study suggests that mother's oral health may play a crucial role in the health of her newborn.
Researchers used a custom-made LCD screen to monitor hundreds of neurons in the zebra fish's brain as they matured in real time. They discovered that young neurons fire only in response to one type of movement, sparking new insights into image recognition and synaptic formation.
Researchers used an ice core to show that a key section of the West Antarctic Ice Sheet probably never contained as much ice as scientists originally thought it did. The study provides new information for interpreting climate and gives scientists new insights into how climate is changing today.
Loneliness is a strong risk factor for depression among retirement community residents, linked to factors like social network size and grieving. Retirement communities can help by encouraging outside friendships, sending reminders, and forming support groups for vulnerable individuals.
Scientists have identified several genes that appear to be switched on by lithium, which may lead to the development of more effective treatments for bipolar disorder. The study found that one gene, GPR88, is associated with a rat model of mania and codes for an orphan receptor that could potentially target dopamine signaling.
Researchers found that grapheme-color synesthetes see reported colors and experience activation in color-selective brain regions. Stronger color perception was linked to better behavioral performance.