Researchers found that each year of treatment reduced the risk of developing dementia by about 3 percent. Long-term hypertension can damage brain blood vessels, but this study suggests benefits for cognitive function with proper treatment.
Researchers find patterns of cracks and thin fins on Mars resembling those formed by damp sand in New Mexico. The discoveries suggest the presence of water on Mars beyond polar ice caps.
A new study published in Neuron suggests that facial recognition relies on a similar neural mechanism as other object recognition, rather than specialized processing. The researchers used computational modeling and fMRI to find that a small group of neurons in the fusiform face area is highly selective for different faces.
Honey's antibacterial quality rapidly clears existing infection, while also protecting wounds from additional infections. The sweetener stimulates the growth of granulation and epithelial tissues to speed up the healing process.
Astronomers have found a blue ring around Uranus, similar to Saturn's blue ring in Enceladus' orbit, attributed to submicron-sized material and subtle forces acting on dust particles. The discovery suggests that the two outer rings share a common explanation for their blue color.
A UK study found that saliva can be tested for signs of periodontal disease, a condition characterized by persistent inflammation and tissue breakdown. The research team identified biomarkers in saliva that could aid in diagnosing and monitoring the disease.
A study by University of Michigan researcher Raymond De Vries found that everyday problems in scientific research are most common, including struggles with data interpretation and adherence to scientific rules. The study also found that unbridled competition and organizational injustices contribute to scientific misconduct.
A new discovery in archaea DNA unwinding enzymes XPB revealed unexpected genome repair functions, which may improve some forms of chemotherapy. The study found that XPB interacts with damaged DNA and enhances its unwinding activity.
A new wireless sensor network system will be developed to monitor bridge safety and performance in real-time, providing critical information for emergency responders. This system uses advanced algorithms and data compression techniques to minimize data transfer time, ensuring that vital data is transmitted quickly and efficiently.
The MIT team used an intricate assembly process to create a functional electronic device from viruses, producing dense films of cobalt oxide and gold. The result is a nanoscale battery material with high energy density, suitable for compact energy storage applications.
Scientists at the University of Illinois have discovered significant structure in the current-voltage characteristics of a transistor laser, allowing them to study the elusive electronic structure. The research enables the development of transistor lasers that can operate at different speeds for various commercial applications.
A study found that individuals prioritize groups with punishment options over those without, leading to increased cooperation and financial rewards. This discovery may contribute to a general theory of human cooperation and inform strategies for addressing global issues like climate change.
Researchers found that administering losartan to rats with insensate third-degree burns reversed the insulin resistance caused by the burn injury, returning glucose levels to normal. The study suggests that blocking the renin-angiotensin system may be a key to preventing this condition in severe burn patients.
Astronomers discover that Uranus' blue ring is predominantly made of submicron-sized material, unlike most other rings which appear red. The similarity between the outer rings suggests an in-kind explanation for their blue color.
Scientists at the University of Oregon discovered that complexity evolved piecemeal through Molecular Exploitation. They found that old genes were recruited to participate in new interactions and functions, consistent with Darwinian evolution.
Scientists propose a new theory on genetic conflict that drives evolutionary changes in ZW species. Maternal-effect genes are found to be a key area of conflict, leading to an evolutionary arms race.
A study found that Japanese encephalitis is prevalent in Bali, particularly among children under 10 years old. The annual incidence rate for this age group was 8.2 per 100,000, resulting in nine deaths and 31 cases of serious neurological disability.
A study published in Science has found that losartan can prevent the development of aortic aneurysms and potentially reverse damage in mice with Marfan syndrome. This breakthrough discovery increases the likelihood of losartan serving as an effective treatment for humans, offering new hope for those affected by the genetic condition.
Researchers discovered a novel RNA-based sensor in Salmonella that responds to magnesium ions, allowing cells to assess and react to their environment. The discovery expands the types of molecules that can be detected by riboswitches.
Researchers have made significant breakthroughs in understanding the cell respiration mechanism, led by Academy Professor Mårten Wikström. The study reveals the coupling between the proton pump and oxygen reduction, shedding light on how energy is transduced from foodstuffs to cells.
Researchers found that cystamine and a related drug increase levels of protective protein HSJ1b, which helps neurons survive in Huntington disease. This may lead to potential treatments for the neurodegenerative disorder.
The American Institute of Ultrasound in Medicine has awarded a New Investigator Award to Dr. Elisa Konofagou for her groundbreaking work on treating neurodegenerative diseases using ultrasound-induced blood-brain barrier opening. Seven nominees presented their research, showcasing the diverse applications of ultrasound technology.
The new nanopore method has the potential to sequence human genomes in a matter of hours at a potentially low cost, reducing the time and expense associated with current methods. The approach uses mathematical calculations and computer modeling to distinguish between DNA bases, enabling faster and more accurate sequencing.
The new model integrates data from various studies to describe transcription termination as a complex process involving multiple regulatory factors. Key findings include the identification of essential genes and regulatory elements involved in controlling transcription termination.
Researchers monitored RS Oph's unprecedented detail using space- and ground-based telescopes, estimating gas expelled at 10 million km/h and a size larger than our solar system. The study sheds new light on super stellar explosions and helps predict the red giant's lifespan before becoming a white dwarf.
Research reveals a significant gap in publications between US and non-US groups, with the US trailing behind in human embryonic stem cell research. The study suggests that federal policies may be contributing to this disparity, which could impact competitiveness in the biotechnology industry.
Researchers at VBI will utilize the database to identify key genes involved in tomato metabolism and apply RNA interference technology. The project aims to enhance tomato cultivation and expand its application in biotechnology research programs.
Women who consumed up to two drinks per day scored higher on the Mini Mental State Exam compared to non-drinkers or occasional drinkers. The study suggests moderate drinking is protective for women's cognition, contradicting previous research on large vessel atherosclerosis as a mediating factor.
Researchers at Tulane University discovered that blocking the effects of carbon monoxide can limit bleeding in cases of soft tissue trauma. The study found that inhibiting CO helped control blood pressure and prevent massive bleeding by constricting damaged blood vessels, while maintaining circulation to other parts of the body.
The BCG vaccine is highly cost-effective in preventing severe childhood tuberculosis, with an estimated cost of US$200 per year of healthy life gained. The largest impact was found in southeast Asia, Africa, and the western Pacific region, where TB infection rates and BCG coverage are highest.
Research supports pioneering hypothesis that infants' immature immune systems allow them to accept transplanted organs from mismatched blood groups. This results in improved infant survival and expands the potential donor pool.
Researchers at Northern Arizona University have made groundbreaking discoveries about uranium's impact on DNA, potentially shedding light on environmental contamination and health effects of depleted uranium. The study's findings have significant implications for Native American communities and may help address long-standing concerns a...
Researchers found that younger children's brains involved more brain areas during language exercises, indicating greater flexibility. As children matured, brain activity concentrated on the left side, offering hope for rehabilitation of brain function after stroke or traumatic brain injuries.
Researchers are working on developing new diagnostic tools using nanotechnology to identify biomarkers for diseases. This could lead to earlier detection and more effective treatment, reducing the economic and social impact of diseases.
Researchers have discovered that losartan can prevent the development of aortic aneurysms in mice with Marfan syndrome, suggesting a potential new treatment. The drug works by lowering transforming growth factor beta activity, which is responsible for the syndrome's catastrophic developmental defects.
Dr. Daniel Rader, a leader in preventive cardiovascular medicine and cholesterol metabolism, has been awarded a $6 million grant to develop new therapeutic approaches for reducing heart disease risk. His research focuses on boosting HDL (good cholesterol) levels and function.
Researchers identify matrix protein as critical component in VSV's ability to invade cells and replicate, leading to potential vaccine development and anti-viral agents. The discovery also provides insights into how viruses shut down cell protein-making capabilities.
In a study on Huntington disease, researchers found that cystamine increased brain levels of protective protein HSJ1b and BDNF, suggesting a promising candidate for treatment. The study also revealed that cystamine raises BDNF in an HSJ1b-dependent manner.
The American Institute of Ultrasound in Medicine (AIUM) has awarded several ultrasound research grants to its members through the Educational Enhancement Research (EER) program. The recipients include T. Douglas Mast, PhD for quantitative real-time monitoring of thermal ablation using pulse-echo ultrasound imaging and Roxana Vlad, MSc ...
Researchers identify mutation in JAK2 signaling pathway, allowing cells to bypass normal red blood-cell production process. This discovery could lead to the development of targeted treatments that improve treatment outcomes for patients with PV disease.
Since the introduction of PREVNAR, antibiotic-resistant invasive pneumococcal disease (IPD) has decreased by 87% among all ages, 98% among children under two, and 79% among adults over 65. The vaccine has also reduced IPD caused by penicillin-resistant strains targeted by the vaccine.
Dr. Lawrence Platt is a renowned expert in ultrasound technology, particularly in prenatal diagnosis and 2D/3D/4D imaging. He has authored numerous publications and holds leadership roles in prominent professional organizations.
Researchers found that forest degradation and human presence significantly influence the prevalence of parasitic nematodes in red colobus monkeys. The study's results suggest that easily measurable indices like stump density can predict host-parasite dynamics and inform conservation efforts.
J. Brian Fowlkes and Harvey L. Nisenbaum were selected for the award due to their dedication to the AIUM and commitment to the ultrasound community. The American Institute of Ultrasound in Medicine presented the prestigious awards to recognize their outstanding contributions.
A recent study found that professionally staffed school libraries in Ontario are linked to higher student achievement and positive attitudes towards reading. The study recommends increasing the number of trained teacher-librarians and better funding for library resources to improve literacy levels across the province.
Researchers have discovered a major gateway for KSHV entry into human cells, suggesting the virus may facilitate its own infectivity by inducing stress responses. This finding has significant implications for understanding Kaposi's sarcoma and developing new treatments.
The study showed that SB-509 was safe and well-tolerated, with no dose-limiting toxicities observed. Improvements in pain, numbness, and neurological symptoms were seen in approximately 50% of patients, with significant anecdotal improvements reported in neurologic exam scores and electrophysiologic testing.
A new DNA technique, known as plant-fingerprinting, can identify poisonous plants from animal remains by analyzing DNA sequences in the rumen. This method uses plant material extracted from animals within 24 hours of death to create a unique template for amplifying specific DNA sequences.
Researchers have developed a remote-sensing technology that uses the spectral quality of light reflected from plant leaves to detect gas leaks. This technology can also be used to monitor environmental effects and ensure public acceptability and safety in carbon capture and storage schemes.
Researchers found that older participants preferred happy faces and avoided angry ones, while younger subjects showed a preference for fearful faces. This study challenges traditional views on how age affects emotional processing and suggests a more positive outlook in older adults.
The study found a pattern of steady cooling in the EEP over 5 million years, with temperatures dropping by roughly one degree Celsius every million years. The research suggests that ocean regions near Antarctica were the main driver of EEP cooling, contradicting previous theories about rapid glacier growth in high northern latitudes.
The WHO's 2006 World Health Report faces criticism for its limited information on human-resource gaps and needs. The report lacks geographical distribution, skill levels, and sector balance details, hindering policymakers' decisions. The Lancet comments that the WHR shows a significant gap between current knowledge and necessary data.
Improved breastfeeding rates over the past 25 years have led to high infant iron levels; human milk provides essential nutrients. Complementary foods in older infants' diets require improvement to meet nutritional needs.
Researchers at UCSD have discovered how bacterial messenger RNA is unfolded to be read by the cell's protein-making machinery. The study reveals essential factors required for this process and provides insights into developing novel antibiotics targeting these vulnerabilities.
The Tiktaalik fossil exhibits a mix of fish-like and tetrapod features, bridging the gap between these two groups. The discovery supports the idea that evolution from water to land occurred gradually in shallow waters.
New projections suggest that deforestation rates will decrease as population growth slows, allowing a larger area of tropical forests to remain. The study's findings provide hope that many tropical forest species can survive the current wave of deforestation and human population growth.
Researchers identified a liver-derived protein complex as the first essential brain signal governing seasonal adaptation in hibernating animals. This discovery may pave the way toward clinical therapies that protect humans from lethal diseases like hypothermia and ischemia.
The American Institute of Ultrasound in Medicine presented notable awards to Lawrence Platt, David Sahn, Marie De Lange, Genevieve Berger, and Kurt Jaeger for their groundbreaking contributions to diagnostic ultrasound. The honors recognize individuals who have significantly advanced the field through research, education, and innovation.
A new Cassini image shows the A ring contains more debris than previously reported, indicating a higher opacity of up to 35 percent. The particles in the ring are trapped in ever-changing clusters that are regularly torn apart and reassembled by gravitational forces.
A coalition of conservation groups protected a vital 1,600-acre site in Colombia's Sierra Nevada de Santa Marta massif, safeguarding the last breeding ground of the Globally Endangered Santa Marta Parakeet. The site also provides habitat for 18 bird species and five threatened amphibians.