The HSBC Climate Partnership has made significant progress in understanding the effects of climate change on forest ecosystems and carbon storage. Researchers have found rapid increases in tree growth, proposed a novel biodiversity theory, and examined the impact of changing climate on white-tailed deer and mosquitoes.
Two studies found that using the Third Eye Retroscope (TER) during colonoscopy detected 13.2% more polyps than standard colonoscopy alone, including 11% additional adenomas. The TER improved polyp detection rates significantly with experienced endoscopists.
A Rensselaer Polytechnic Institute professor and his team are monitoring aftershocks in Chile following a massive 8.8-magnitude earthquake on Feb. 27. The 10-member team installed over 50 broadband seismometers to record seismic activity along a 500-kilometer zone, providing valuable data for understanding the earthquake's impact.
A large eight-year study found that Medicare patients are 5.5 times more likely to undergo routine cataract surgery than those receiving care from the Department of Veterans Affairs. The disparity may be attributed to financial incentives, physician-driven decisions, or a lack of ophthalmologists within the VA system.
A French national program to reduce healthcare-associated infections (HAIs) reported important successes with mandatory public reporting. The program led to a drop of 40% in MRSA cases and improved infection control measures across the country. Key initiatives included advancing research, improving communication with patients, and stan...
A molecule called Rab35 acts as a switch to activate the fast-track recycling pathway, allowing cargo to be rapidly selected and transported. Defects in this trafficking pathway can lead to numerous diseases, including high cholesterol and neuropathies.
A study by University of Texas M.D. Anderson Cancer Center reveals that US cancer centers have varying levels of palliative care programs and services, with NCI-designated centers having more comprehensive programs. Despite the differences, there is strong support for integrating palliative care into oncology care.
Astronomers have discovered a temperate exoplanet, Corot-9b, with a mass about 80% that of Jupiter and an orbit similar to Mercury's. The planet is thought to have a temperature range of -20°C to 160°C, making it a significant finding in the study of exoplanets.
A recent survey found that plant-parasitic nematodes are present in both Miscanthus and switchgrass, which are used for biofuels. The most prevalent species included lesion, root-knot, and needle nematodes, which can cause significant damage to the crops.
Researchers analyzed over 900 dogs and 200 wild gray wolves worldwide, finding that modern dogs share more genetic similarity with Middle Eastern gray wolves than other wolf populations. The study's findings contradict previous research suggesting an East Asian origin for dogs.
Research published in Gut journal finds that a purified form of omega 3 reduces rectal polyp number and size in familial adenomatous polyposis patients. The treatment is as effective as prescription medicine but without cardiovascular side effects.
Solid-pseudopapillary neoplasm (SPN) of the pancreas is characterized by cystic-solid tumors in young women, often with hemorrhage and necrosis. Immunohistochemistry helps differentiate it from pancreatic endocrine tumor (PET), which harbors distinct genetic mutations.
The Arctic Species Trend Index reports a 26% decline in species populations, including lemmings and caribou, due to climate change. In contrast, some marine mammal and fish populations are increasing in response to changes in the Arctic ecosystem.
A study in Organization Science finds that securities analysts prefer incumbent companies' hybrid products that combine old and new technologies, ignoring their attempts to develop new ones. This bias may harm these companies as they struggle to compete with emerging technologies.
Researchers found that male pipefishes who like their mates tend to be nurturing fathers, while those who don't show less care for their offspring. The key factor influencing this attitude is how the male feels about the mother.
Research by LSU Health Sciences Center scientists has found that drug metabolism is influenced by the interaction between enzymes, which can affect a drug's elimination from the body or conversion into toxic byproducts. The study suggests that testing individual enzymes alone may not be sufficient to predict drug effectiveness and safety.
A new study by RAND Corporation found that about one-fourth of physicians would be misclassified under cost ranking systems, raising questions about their utility for high-stakes activities like tiered health plans. Only about 40% of physicians had cost profile scores at least 70% reliable, and fewer than 10% were at least 90% reliable.
Researchers at Rutgers University developed a modified PlayStation 3-based system to improve hand functions in teenagers with cerebral palsy. The system improved participants' abilities to perform daily activities such as brushing teeth and dressing.
A new computational strategy for genome-wide association studies (GWAS) corrects for population structure and hidden relatedness, reducing computation time from years to hours. The EMMAX method uses high-density markers to capture complex relationships between individuals and corrects for ancestry-related biases.
Scientists found that prior herbicide use, rather than irrigation, is crucial to a herbicide's effectiveness and environmental impact. The study revealed that herbicides like atrazine degrade faster in fields with previous applications, leading to reduced weed control and deeper soil penetration.
A Queen's University study has discovered high levels of mercury in the Cataraqui River sediment, with contamination widespread along the western shore.
Researchers have discovered a new material called graphene-oxide-framework (GOF) that can store hydrogen safely and efficiently. GOFs exhibit unique properties, including high hydrogen absorption at low temperatures, making them a promising candidate for gas storage applications.
A nurse researcher has settled a common cancer concern by discovering that routine advice on skin care was rooted in myth instead of scientific evidence. Her findings, published in the Clinical Journal of Oncology Nursing, found no evidence to support a four-hour restriction on lotions before radiation therapy.
A new analysis of elephant trade data highlights the failure of law enforcement in Central and West Africa and South-east Asia, where large domestic ivory markets openly sell ivory illegally. Urgent law enforcement action is crucial to addressing the illicit ivory trade.
Diabetes patients who struggle with trust and social relationships have a 33% higher mortality rate than those who easily interact with others and seek support. This association holds true even after controlling for other risk factors.
Researchers at Fox Chase Cancer Center found that 15% of clinical trials using terms like erectile dysfunction and hypoactive had exclusionary language for lesbians and gay men. Industry-sponsored trials were more likely to exclude these groups, often due to requiring patients in heterosexual relationships.
A recent study by Université Laval found that 40% of commercial disinfectants are ineffective in eliminating noroviruses, which cause over half of all foodborne gastroenteritis outbreaks. Bleach-based products are the only ones to drastically reduce virus concentration.
A new study identifies a protein pathway that protects blood vessels from hyper-inflammatory response to infection, reducing mortality rates in mouse models of avian flu and sepsis by up to 50%. The researchers found that activating the Robo4 pathway stabilizes blood vessels, preventing leakage and tissue damage.
Researchers at McGill University have developed DNA nanotubes that can encapsulate and release materials, such as drugs. These nanotubes could potentially be used to deliver targeted treatments for diseases like cancer.
A new study reveals that fungi have the capacity to quickly change their genomes and become infectious to plants and animals, including humans. This discovery raises concerns for crop agriculture and human health, as fungal diseases are more difficult to treat than bacterial diseases.
Researchers followed 1162 healthy French men and women for nine years, monitoring plasma selenium concentrations and incidence of dysglycemia. High selenium levels in men were associated with a lower risk of developing dysglycemia, while no such association was found in women.
Researchers at Children's National Hospital found that African American children with asthma have significantly lower levels of vitamin D than healthy counterparts. The study suggests a potential link between vitamin D deficiency and increased rates of asthma in this population.
A Norwegian PhD candidate's study sheds light on the struggles of mothers with eating difficulties, including feelings of guilt, shame, and anxiety. Despite being kept under wraps, these women face significant challenges in maintaining a double life, affecting their relationships and daily activities.
Duke University researchers have devised a method to dry and preserve proteins in a glassified form that retains their properties. The technique uses decanol as a 'drying' agent to remove water from proteins, creating a glass-like substance with potential applications in protein-based drugs.
Researchers found that humans and insects have an ancient system for detecting toxic compounds through a protein receptor called TRPA1. This detection mechanism has been conserved across 500 million years of evolution, linking animals back to their common ancestor.
A new study found a direct link between chronic loneliness and increased blood pressure over four years, independent of age and other factors. Even modest levels of loneliness can lead to significant increases in blood pressure.
Studies found that healthcare personnel are more likely to be vaccinated if their close contact co-workers are vaccinated. A mandatory vaccination policy also significantly improved vaccination rates, with some hospitals increasing participation by over 90%. These strategies hold implications for hospital-based flu vaccination campaigns.
Tomas, a Category One cyclone, caused widespread destruction in north and east Fiji with winds near 109 mph and storm surges. The storm is now moving southeast, weakening due to cooler waters, and transitioning into an extra-tropical storm.
An international team of scientists has discovered a new planet called CoRoT-9b, similar in size to Jupiter. Located 1500 light-years from Earth, the planet orbits a star similar to our sun and is considered temperate.
Astronomers have observed fast-growing primitive black holes at the center of distant galaxies, weighing between 100 million and 10 billion solar masses. The researchers found that these black holes are active and growing, and their growth is linked to the formation of stars in the galaxy.
Hypnotherapy has been shown to significantly improve irritable bowel syndrome (IBS) symptoms in a majority of cases, with some patients experiencing complete relief. Probiotics can also be an effective option, but the efficacy depends on specific strains and clinical trial evidence.
Researchers discover that weak hydrogen bonds produce stronger materials when confined to specific spaces, leading to enhanced ductility and self-healing capabilities. This unique arrangement of atomic bonds enables silk to surpass steel in strength tests, with potential applications for future materials.
Disabling the Skp2 gene after oncogenic stress induces cellular senescence in cancer cells, restricting tumor growth. Researchers believe this could lead to novel agents that suppress tumor development in common types of cancer.
A Tunisian researcher's study finds that Internet-based capabilities combine with other complementary organizational capabilities to lead to competitive advantage. Firms can create resource complementarities through capitalizing on online capability and technological opportunism, leading to improved performance and bottom line growth.
Researchers found that sharks in deep waters of El Cachucho feed on small crustaceans and fish, adapting to changing ocean depths. Understanding their diet helps predict changes in trophic networks and monitor species populations.
University of Michigan engineers have found that light can cause rigid nanoparticles to twist into complex shapes. This discovery could lead to breakthroughs in superchiral materials, invisibility cloaks, and novel applications in drug delivery, microfluidics, and lithography.
Gastroenterologists face challenges in managing poor nutrition, highlighting the need for standardized core nutrition training. The profession must adapt to technological advances and shifting training models to prioritize nutrition education.
Researchers discovered that cell shape influences stem-cell fate, with star shapes promoting bone formation and flower shapes promoting fat production. The study offers a promising direction for further investigation into stem-cell therapies.
A new study finds that prescribed burns can reduce fire emissions of carbon dioxide in the West by an average of 18 to 25 percent. Prescribed fires are designed to burn underbrush and small trees, reducing the chances of subsequent high-severity wildfires and protecting large trees and keeping more carbon locked up in the forest.
A new study reveals that regulating intestinal inflammation can prevent colon cancer by controlling the activity of two proteins, Caspase-1 and Caspase-12. Caspase-1 plays a crucial role in maintaining the intestinal barrier, while its absence leads to uncontrolled cell proliferation and increased risk of colorectal cancer.
A new study highlights the effectiveness of forest protected areas in slowing climate change by reducing deforestation and greenhouse gas emissions. The study estimates that protecting areas could prevent an estimated 100,000 square miles of deforestation through 2050, equivalent to 1/3 of the world's annual CO2 emissions.
Researchers have solved a 20-year-old astrophysical puzzle using gas dynamical simulations. Filamentary structures formed during the collapse of infalling gas absorb massive stars' radiation, shielding surrounding nebulae from heating.
Researchers at Johns Hopkins School of Medicine have discovered a potential new treatment using bone marrow stem cells to build new blood vessels in the upper leg. The treatment, which uses X-ray-visible microbubbles to deliver stem cells, was shown to dramatically improve the body's ability to form new blood vessels and provide a more...
A recent study found that new chemotherapy drugs for metastatic colorectal cancer can increase life expectancy by 6.8 months, but at a cost of $37,100 per patient. The cost-effectiveness of these treatments is disputed, with the study estimating a cost of $99,100 per quality-adjusted life year gained.
A new review found that advance emergency contraception provision does not decrease pregnancy rates despite increased use and faster use after unprotected sex. Women with access to emergency contraception had similar rates of unintended pregnancy as those without it.
Particle No. 30, named Orion and Sirius, have been identified as the most likely interstellar candidates discovered to date. The discovery was made by a team of researchers using non-destructive X-ray analysis techniques.
Scientists have unearthed a rare, 450-million-year-old fossil of an armor-plated creature, known as Plumulitid machaeridian, in downtown Ottawa. The discovery provides important evidence of how annelid worms evolved and sheds light on their unique body armor.
A new study found that older patients with stage III colon cancer are less likely to receive chemotherapy after surgery due to concerns about adverse events. However, the study discovered that when they do receive chemotherapy, it is less toxic and of shorter duration compared to younger patients, resulting in fewer adverse events.
LCZ696, a new dual-action drug, has been shown to provide significantly greater reductions in blood pressure than the established ARB valsartan. The drug's dual mechanism of action, blocking both angiotensin II and neprilysin, may offer superior benefits for treating hypertension and heart failure.
Tropical Cyclone Ului is a Category Three storm in the South Pacific Ocean, affecting the Solomon Islands and expected to turn west towards Australia. Meanwhile, Tropical Cyclone Tomas is weakening due to cooler sea surface temperatures and vertical wind shear, posing a threat to Fiji.