A single gene defect in the BRAF gene has been linked to pilocytic astrocytoma, a common brain tumor in children. Treatment with kinase inhibitors has shown promise in slowing down growth, paving the way for further research into targeted therapies.
An updated systematic review finds that artesunate is more effective at preventing death from severe malaria compared to quinine. The new evidence shows a significant reduction in mortality rates among both adults and children treated with artesunate.
A study of over 5 million Medicare beneficiaries found that hospital regions with a higher frequency of diagnoses have a lower case-fatality rate for chronic conditions. The analysis suggested that increased diagnosis frequency leads to better patient outcomes.
Researchers at NYU have created a new method for generating extended and knotted optical traps in three dimensions using computer-generated holograms. This breakthrough could lead to advancements in fusion energy and medical diagnostics, enabling the manipulation of small objects in complex 3D environments.
A new study suggests that parental monitoring of an opposite-gender child may decrease problem drinking in young adults. The level of monitoring is linked to parenting style, with authoritative parents doing a better job of monitoring their children. This indirect buffering effect can reduce impulsiveness and alcohol-related problems.
New research reveals no link between economic growth and child undernutrition rates in India, highlighting the need for targeted health interventions. Experts emphasize that poor health is linked to inequality, requiring inclusive growth strategies to address social determinants of health.
Research finds that immigrant children are more likely to live in households headed by two married parents, receiving economic and social benefits. This intact family structure helps them adapt to their new country, improving their chances of success.
A study on nonsurgical hepatic decompression in Budd-Chiari syndrome shows satisfactory outcomes with low morbidity and mortality rates. The research suggests strict adherence to anticoagulation and early management of shunt dysfunction are crucial for clinical, laboratory, and radiological improvement.
A research team led by Professor Kam-bo Wong engineered thermophilic enzymes to increase their activity at high temperatures without compromising stability. The findings provide insights into the design of biotechnologically important enzymes.
Sub-Tropical Storm Arani formed in the South Atlantic, strengthening from a low-pressure area with strong convection and thunderstorms. The storm was characterized by cold temperatures and heavy rainfall off-shore, moving away from Brazil's coast over the next couple of days.
The 20th anniversary of the first laparoscopic nephrectomy celebrates a groundbreaking achievement in surgical technique. Dr. Ralph Clayman's pioneering work paved the way for modern endourology and minimally invasive procedures, revolutionizing urologic surgery.
Researchers found that golf courses in the Canary Islands receive 83% more water than needed, reducing soil fertility and increasing risk of contaminating the aquifer. The study calls for adjusting watering amounts to plant needs and using internationally-accepted evapotranspiration equations.
Researchers have created a carbon cloak made of graphene that protects bacterial cells from shrinking under electron microscopes, allowing for high-resolution imaging. The graphene cloak uses the material's impermeability and strength to retain water in the cells, enabling scientists to observe them at their natural size.
Research on Prozac reveals it can reorganize brain plasticity by altering neuronal cell activity and connections in the hippocampus. This changes may contribute to anxiety symptoms experienced by some patients.
Research reveals northern peatlands do not fully account for the initial 10,000-year-old methane increase, with tropical wetlands instead being a likely driver. Northern peatlands still play a crucial carbon-capture role but also emit significant amounts of methane.
Researchers analyzed 47 studies involving over 327,000 patients with chronic kidney disease and found no significant association between serum phosphorus, parathyroid hormone, or calcium levels and the risk of death or cardiovascular events. The study suggests that current clinical guidelines for mineral metabolism in patients with kid...
The Behavior Breakthroughs app uses game-based technology to teach ABA skills and techniques for managing behavior. Developed by Southwest Research Institute, it provides a practical guide for parents and caregivers based on sound science and expert advice.
A recent study found that China's nursing home industry is experiencing rapid growth, driven by the country's aging population. However, the industry lacks adequate government oversight and regulation, leading to concerns about substandard care and poor staffing levels.
A new study from the Journal of Marriage and Family finds that parental assistance in early adulthood promotes progress toward autonomy and self-reliance. Young adults who receive financial or housing help are more likely to form intimate partnerships, indicating they have moved into adulthood.
A new study found that naltrexone is effective in reducing alcohol-induced euphoria in women and individuals with the A118G polymorphism of the mu opioid receptor gene. This suggests that personalized treatment options may be possible for those with specific genetic variations.
The Genetic RIsk Prediction Studies (GRIPS) Statement provides a checklist to enhance the transparency of study reporting in genetic risk prediction studies. This will improve the synthesis and application of information from multiple studies, increasing consistency and accuracy in clinical practice.
A research article reports a case of iatrogenic sigmoid perforation successfully repaired using a combination of three endoscopic techniques. The patient underwent laparoscopic surgery four days later due to another polyp, but the sigmoid repair was found to be complete.
Children with heavy prenatal alcohol exposure (PAE) and ADHD exhibit different patterns of learning and memory impairments. PAE is associated with initial encoding problems, while ADHD affects retrieval mechanisms, suggesting distinct underlying deficits.
A study published in Open Medicine found that lowering the age of bodychecking significantly increases the risk of brain injuries among minor hockey players. The researchers analyzed records of 8,552 male youth and found that more than half of hockey-related injuries were caused by bodychecking.
The study found that Yi-Qi-Zeng-Min-Tang improves insulin sensitivity, glycaemic control, and dyslipidemia in high-fat diet and low-dose streptozotocin-induced Type 2 diabetic rats. The herbal decoction does not cause weight gain, making it a potential adjunct treatment for patients with insulin resistance.
Scientists have identified a protein called Snapin as the molecular switch that controls insulin secretion in pancreatic beta cells. This discovery provides an explanation for the failure of these cells in type 2 diabetes and may lead to new therapies.
Researchers discovered that individuals from higher socioeconomic backgrounds consumed more bottled water but were not less exposed to cancer-causing contaminants in public drinking supplies. High levels of trihalomethanes (THM) can be ingested through public water or absorbed through the skin in baths, showers, and swimming pools.
Meadow fescue has been rediscovered as a suitable forage grass for intensive rotational grazing, producing more milk when consumed by cows. Its non-toxic fungi, called endophytes, help it survive heat, drought, and pests, making it a valuable alternative to toxic varieties.
A study found that authors receiving industry funding were more likely to publish articles promoting menopausal hormone therapy, which may encourage physicians to continue prescribing the therapies. The study's authors caution healthcare providers to exercise caution when reading such articles.
Jeannette Wing, a renowned computer scientist, will receive the 2011 Distinguished Service Award of the Computer Research Association. Her ideas have helped shape conceptions of what computer science is and can be, with a focus on computational thinking. The CRA cited her extraordinary performance in research, education, and service.
Researchers at Dana-Farber Cancer Institute have found that a malaria drug, hydroxychloroquine, can slow the growth of pancreatic tumors in mice. The oral drug has been shown to decrease tumor growth by inhibiting autophagy, a survival strategy used by cancer cells.
Operation IceBridge studies changes in Arctic polar ice, glaciers, and sea ice to understand the effects of climate change. The mission aims to monitor ice sheet trends and track changes in glacier mass loss.
A study in Uganda found that the standard TB retreatment regimen has low treatment response rates, particularly among HIV-infected and multi-drug resistant TB patients. Poor adherence, HIV infection, age, and duration of symptoms were associated with unsuccessful outcomes.
A new self-monitoring blood glucose sensor developed by Arizona State University engineers and clinicians enables patients to draw tear fluid from their eyes to get a glucose-level test sample. The device aims to make blood glucose testing easier, more comfortable and potentially better control diabetes.
The US may adopt the FHT model to manage its growing healthcare system. Developed by Queen's University professor Walter Rosser, the model combines experts from various disciplines for more efficient care. Preliminary observations suggest improved patient and doctor happiness with FHTs.
Research findings challenge traditional views on cancer treatment, revealing Cop1's role in tumor suppression rather than promotion. The study suggests that inhibiting Cop1 could stimulate cell proliferation in cancer cells.
A study published in PLoS Medicine found that re-treatment TB regimens are failing in low- and middle-income settings, with up to one-fourth of patients experiencing relapse or death. Researchers emphasize the need for tailored treatments depending on HIV status and improved access to antiretroviral therapies.
Researchers found a genetic mutation caused by vitamin A that suppressed feather growth, leading to the distinctive naked neck appearance. This discovery has implications for understanding bird evolution and could improve poultry production in hot climates.
Protein folding is a crucial process in the body, but misfolding can lead to debilitating neurodegenerative diseases. Stanford researchers have discovered a new mechanism for protein folding that could aid in developing therapies for these conditions. By studying the chaperonin TRiC, they found that proteins are released from the foldi...
Language learners are creative and clever, generalizing grammatical restrictions to new words in categories, avoiding irrelevant factors. They don't learn purely by imitation but bring sophisticated resources to the process.
A study found that early initiation of alcohol use is associated with increased stress-induced drinking in young adulthood. The study revealed a strong link between an early age at first drink and later heavy drinking when confronted with high-stress life events.
WikiLeaks revelations highlight US government's failure to deliver on transparency laws. Leaks are one of the few means of holding gov't accountable due to overclassification and ineffective transparency laws.
A Cochrane Systematic Review found that health professionals and consumers misunderstand risk statistics when presented in different formats. Presenting absolute risks or Number Needed to Treat (NNT) is better understood than relative risk reductions.
CU-Boulder's Laboratory for Atmospheric and Space Physics designed an $8.7 million instrument onboard MESSENGER, which will help solve mysteries about Mercury's hot surface and atmosphere. The mission aims to better understand planetary systems and formation, with dozens of students involved in analyzing data.
Researchers found that individuals who treated for alcohol use disorder and relapsed had thinner cortices in the brain's reward system compared to those who remained abstinent. The study suggests that neurobiological factors play a crucial role in relapse and may be associated with impaired problem-solving, mood, and impulse control.
Researchers at Wayne State University identified three potential subtypes of gamblers: emotionally vulnerable, behaviorally conditioned, and antisocial impulsive. However, their study found that subtyping did not predict treatment outcomes, with all groups showing similar recovery patterns despite varying levels of addiction severity.
A study found vitamin D deficiency is common in patients with alcoholic liver cirrhosis, with severity linked to liver dysfunction. The research highlights the importance of monitoring vitamin D levels in all cirrhosis patients, with further studies needed to determine optimal supplementation.
Two-year grants fund direct clinical services, technical assistance, medical evaluations, training, and public awareness campaigns to prevent elder abuse. The center aims to promote aging with dignity and make an impact on the local and national scale.
A study published in the International Journal of Water suggests that improving land management and farming practices in Australia could mitigate global climate change. Natural Sequence Farming, a technique developed by Peter Andrews and Duane Norris, mimics the once-efficient functions of the Australian landscape to improve soil healt...
A mathematical model based on current knowledge of the disease predicts that without intervention, 779,000 new cases and 11,000 deaths would result from the epidemic. The model also simulates the effects of increased access to clean water, vaccination, and antibiotic treatment, which could prevent up to 170,000 cases and 3,400 deaths.
A study found that nearly half of head and neck cancer patients who received prophylactic percutaneous endoscopic gastrostomy (PEG) tubes never used them. The study suggests that PEG placement prior to therapy may not be necessary and could impact cost-effectiveness and quality of life.
The prevalence of heavy smokers in the US decreased significantly between 1965 and 2007, with California showing a greater decline. The study found that moderate- and high-intensity smoking rates declined more rapidly in California compared to the rest of the US.
A new UCSF study forecasts a far worse-than-expected cholera epidemic in Haiti, predicting nearly twice the number of cases as the United Nations' initial projections. The study suggests that extending access to antibiotics could save thousands of lives and prevent widespread fatalities.
Research found that underweight patients (BMI < 18.5 kg/m2) tend to be older at HCC onset compared to those with normal weight range BMI. Achieving adequate body weight and reducing alcohol intake may help prevent hepatic carcinogenesis in HCV-infected patients.
A new laser technique, called backscattering interferometry (BSI), measures the binding force between proteins and biological molecules in a natural environment. This technology has potential applications in drug discovery, particularly for targeting membrane proteins.
Astronomer Heidi Newberg is using a new $382,000 NSF grant to map the distribution of dark matter in our galaxy. She will utilize the massive computing power of the international MilkyWay@Home project to simulate how stars in stellar streams got to their current positions.
Researchers from Karolinska Institutet have discovered that specific inflammatory substances called leukotrienes play a crucial role in the development of aortic stenosis. The study found that anti-inflammatory medication may be a promising new treatment for the disease, which affects millions of people worldwide.
A complex genetic mutation triggered by a vitamin A-derived substance caused the development of bald necks in Transylvanian naked neck chickens. The mutation led to enhanced production of an inhibitory protein called BMP12, resulting in an outstanding bald neck.
Researchers have identified seminal fluid proteins that could affect the behavior and physiology of female mosquitoes, potentially leading to new control strategies. The study's findings may provide a foundation for innovative approaches to regulating mosquito reproduction, feeding, and mating behavior.
Researchers found that successfully treating post-stroke depression leads to significant improvements in functional capabilities, enabling patients to return to work and enjoy leisure activities. This study highlights the importance of screening for and managing depression in stroke patients to restore lost function.
A new study predicts nearly 800,000 cases and 11,100 deaths in Haiti due to cholera, significantly underestimating official projections. Combining available disease control strategies such as clean water access, oral vaccination, and expanded antibiotic use could prevent thousands of deaths.
Researchers at University of Manchester discover new treatments for congenital hyperinsulinism by correcting gene defects in insulin-producing cells. The breakthrough has the potential to reverse cellular defects and pave way for new drugs, offering real hope for devastating condition.
Research suggests that expert phoneticians' brains have distinct structures and connectivity patterns, correlating with training and innate abilities. The study found that areas responsible for processing speech sounds are shaped before birth, which may influence career choices.
Genomatix introduces mygenomatix, a cloud-based NGS data analysis service providing fast turnaround times, access to full software content, and biological results. The service addresses the challenge of handling large datasets, offering security, ease of use, and affordability.
Dr. Susan Huang and researchers from the Translational Research Prevention Epicenter - Harvard Pilgrim Health Care, Inc. will study prevention and treatment of hospital-borne microbial infections caused by MRSA and other pathogens. The goal is to identify effective strategies to reduce MRSA infection and hospitalization.
Researchers at the University of Michigan have designed a ferroelectric material system that spontaneously forms small nano-size spirals, reducing power needed for polarization switching. This breakthrough has the potential to create memory devices with faster write speeds and longer lifetimes than current technologies.
Researchers have developed an experimental vaccine against the human norovirus, generating a strong immune response in mice. The vaccine uses a novel viral vector-based method and showed promise in inducing high levels of antibodies and a robust white blood cell response in animals.
A study of 2,214 patients found that high-dose clopidogrel did not reduce the risk of nonfatal heart attack, stent thrombosis, or cardiovascular death compared to standard-dose therapy. The treatment strategy for patients with high platelet reactivity remains undefined.
Scientists have solved the three-dimensional structure of a key biological receptor, enabling chemists to design molecules for experimental drugs. This finding has the potential to expedite drug discovery in various areas, including arthritis, respiratory disorders, and wound healing.
Researchers found potentially pathogenic microbes on at least 50% of orthodontic retainers, with Candida and Staphylococcus species commonly present. Biofilms on the retainer can be difficult to remove and have high levels of resistance to antimicrobials.
A new Yale University study has identified five key factors that influence mortality rates among patients treated for heart attacks in hospitals across the country. The research found that high-performing hospitals had strong organizational values, effective communication and coordination, and a culture of problem-solving and learning.
Research suggests that over half of patients with benign prostate enlargement may have Obstructive Sleep Apnea, leading to night awakenings and urination. This study highlights the importance of considering sleep disorders in diagnosing nocturia, a common symptom of BPE.
The LRO mission has released a comprehensive collection of data, including global maps with resolutions as low as 100 meters per pixel. The dataset includes more than 192 terabytes of raw information, equivalent to approximately 41,000 typical DVDs.
A study published in the World Journal of Gastroenterology found that hydro-stomach CT imaging is not a reliable tool for detecting early gastric cancer. The detection rate was unsatisfactory, with size and depth of invasion being independent factors affecting visibility.
Scientists have discovered a new species of yeast, Saturnispora quitensis, in the Maquipucuna cloud forest in Ecuador. The yeast produces characteristic Saturn-shaped spores and has potential for fermentation of plant material to produce bio-energy.