A University of California, Irvine study found that global warming affects the soil fungi that support plant life in tropical mountain cloud forests. The impact on these ecosystems could be significant, with changes to fungal community composition and increased carbon dioxide emissions.
Researchers at Rice University discovered that cancer cells can consume amino acids directly from exosomes, tiny packets of proteins and nucleic acids, to fuel tumor growth. This finding contradicts the long-held Warburg effect theory, suggesting each type of cancer has a unique metabolic profile.
A research team at the University of Delaware has designed softwood lignin-based polymers with improved thermal and flow properties, making them suitable for applications such as tires, running shoes, and gaskets. The development aims to reduce costs and environmental impact by utilizing waste from the pulp and paper industry.
Researchers have identified a new therapeutic target for multiple myeloma, targeting CDK4 and ARK5 proteins. The compound ON123300 showed potent cytotoxicity against myeloma cells while sparing normal peripheral blood cells.
Researchers have developed a new flexible 'meta-skin' technology that can cloak objects from radar waves using rows of small liquid-metal devices. The meta-skin demonstrates 75% radar suppression in the frequency range of 8 to 10 gigahertz, making it suitable for electromagnetic frequency tuning, shielding and scattering suppression.
Geneticists at UNIGE sequenced DNA of skin tumors to determine genes responsible for cancerogenesis in basal cell carcinoma. New cancer genes MYCN, PTPN14 and LATS1 were identified, which can complicate treatment.
Physicists have made breakthrough in understanding plasma turbulence that drives fusion energy, using high-resolution multi-scale simulations. The study resolves multiple turbulence instabilities and explains heat loss mismatch between theoretical predictions and experimental observations.
Researchers found that the average number of tornadoes per outbreak increased by 50% from 1954 to 2014, while the total number of tornadoes remained largely unchanged. This suggests that tornadoes are increasingly clustered in outbreaks, making extreme events more likely.
A study by Columbia University Irving Medical Center found that medical marijuana programs with less regulation had higher enrollment rates, raising concerns about potential recreational users. The analysis of state-specific characteristics highlights the need for policymakers to differentiate among programs to interpret the effects of...
A multicenter study found that the HOSPITAL score accurately predicted patients at high risk of a 30-day potentially avoidable readmission. Patients identified as high risk were four times more likely to be readmitted within 30 days, and the score showed an excellent ability to identify these patients.
Research reveals that genetics play a role in sleep/wake timing of seizures in individuals with epilepsy. The study found that seizures in relatives tend to occur at the same time in the sleep/wake cycle.
Researchers developed a web-based platform using artificial neural networks to answer crossword clues more accurately than existing products. The system can understand words, phrases, and sentences by leveraging definitions in dictionaries and Wikipedia.
A genome sequencing project has identified the spotted gar as a genetically sound bridge between zebrafish and humans, enabling advancements in biomedical research on human diseases. The gar's genome retains ancestral characteristics lost by other fishes or humans, making it an evolutionary repository of ancient genetic materials.
Scientists have identified a new potential spawning ground for Atlantic bluefin tuna in the Slope Sea off the northeastern US coast. This finding challenges the long-held assumption of a single Gulf of Mexico spawning area, suggesting that western Atlantic bluefin may be less vulnerable to fishing and stressors.
The review discusses conventional immunosuppressive agents and biologic therapies, including rituximab and belimumab, as effective treatments for refractory SLE. Managing co-morbidities like cardiovascular risk factors and bone health is also crucial in SLE treatment.
Researchers at Karolinska Institutet and University of Oulu identified mechanisms explaining genetic variants' influence on prostate cancer risk. The study reveals widespread deregulation of androgen receptor function, a key player in prostate cancer.
The updated MyPlate for Older Adults icon emphasizes the nutritional needs of older adults, focusing on 50% fruits and vegetables, 25% whole grains, and 25% protein-rich foods. The icon also encourages physical activity and reduces sodium intake through spices.
Three researchers have received ACGT Young Investigator Grants to develop new treatments for leukemia/lymphoma, melanoma, and blood cancers. Dr. Yvonne Chen aims to improve CAR-T therapy, while Dr. Brent Hanks seeks to block the immune system's ability to destroy cancers using immunotherapy.
A spider toxin analogue, PnPP-19, has shown promise in relieving pain by targeting nervous system receptors similar to opioids and cannabis. The compound is also being studied for erectile dysfunction treatment.
A team of scientists led by Patrick Peplowski used MESSENGER mission data to confirm a high abundance of carbon at Mercury's surface. The carbon most likely originated deep below the surface, in an ancient graphite-rich crust that was later brought to the surface through impact processes.
Researchers found that giant reed uses C3 photosynthesis despite being more productive than other crops, with exceptionally high Rubisco activity and efficient water use. This discovery could help improve C3 photosynthesis in other plants.
The report emphasizes that patient harm is preventable with a systems-based approach, empowering patients and staff to take ownership of safety. The reports also suggest the need for standardized incident reporting methods and effective training to improve patient safety.
A new study found that combining peripheral nerve stimulation with constraint-based therapy enhances recovery of movement in the affected arm and hand, even after one year after a stroke. The technique takes advantage of the brain's neuroplasticity to reorganize or 'rewire' itself after injury.
Researchers used neutron characterization techniques to study the nature of atomic motifs in complex metal oxides. They discovered a novel atomic disordering mechanism that challenges previous assumptions about their behavior under extreme environments.
Researchers at CNIO have discovered a code of signals that regulates the concentration of proteins involved in genome duplication. The USP7 protein acts as a traffic officer, eliminating ubiquitin marks to favor protein accumulation and DNA copying. This balance is essential for accurate genome replication.
A new strategic research centre will aid health professionals design bespoke physical activity and exercise plans for young people with cystic fibrosis. The centre aims to develop guidelines and recommendations for tailored activity and exercise regimes, addressing the current lack of definitive guidelines.
A diet rich in grapes helps preserve retinal structure and function by countering oxidative stress. Grapes' natural components promote antioxidant activity, suggesting potential benefits for eye health and preventing age-related macular degeneration.
A computer program developed by researchers can categorize leaves into large evolutionary categories, leading to improved fossil identification and a better understanding of flowering plant evolution. The method achieves a 72% accuracy rate over 19 leaf families compared to random chance.
A new study reveals that immune cells called microglia play a crucial role in rewiring brain connections, a process essential for neuroplasticity and learning. By 'pruning' unwanted connections, microglia enable the formation of new pathways between neurons.
A study by The Dartmouth Institute for Health Policy & Clinical Practice found that large, urban hospitals are more likely to participate in ACOs, which involve managing hospital care to improve quality and lower costs. Teaching hospitals and those with more services also tend to join ACOs.
Researchers at the University of Bonn have identified an immune factor responsible for chronic viral infections. The study found that a molecule called tumor necrosis factor (TNF) impairs the immune response in these cases.
Nanoparticulate drug carriers show promise in targeted cancer therapy, increasing therapeutic concentrations at tumor sites while minimizing harm to healthy tissues. This approach has the potential to improve treatment efficacy and reduce systemic toxicity.
A study found that men who received healthy lifestyle advice for five years had a sustained 29% reduced risk of death from first heart attack, even after 40 years. Participants were advised to reduce saturated fats and increase fish and vegetable consumption.
A study of 300 women with early stage breast cancer found that a high white blood cell ratio is associated with an increased risk of disease recurrence. Women with low NLR fared better at subsequent check-ups, with higher survival rates compared to those with high NLR.
Researchers aim to develop precision treatment for HCC by targeting genetic abnormalities and chromosomal alterations. Targeted agents such as sorafenib have been developed, but further research is needed to utilize molecular profiles for therapy selection.
A new study by Florida Atlantic University researchers found that US workers without paid sick leave are three times more likely to delay medical care than those with paid leave, regardless of income or occupation. This delay can lead to more complicated and expensive health conditions.
A recent study published in Health Affairs found that retail clinic visits may not be as cost-effective as previously thought. The research suggests that the convenience of retail clinics can lead to increased spending on new medical care, outweighing any potential savings from reduced office or emergency department visits.
A protein critical to brain waste removal, TREM2, is diminished in age-related macular degeneration (AMD) and Alzheimer's disease. The research identified a key reason, microRNA-34a, leading to a new treatment target for both conditions.
New research highlights the lack of study on threatened, non-charismatic Australian mammals such as fruit bats and tree rats. These species are crucial to ecosystem function but receive little recognition and funding.
Researchers identified 12 classes of drugs and 4 main mechanisms that can cause small arteries to constrict in response to cold, limiting blood supply. A recent study published in British Journal of Clinical Pharmacology highlights the need for further investigation into this condition.
A research group has developed a method to measure fish DNA in seawater, revealing the distribution of marine species. The study found that environmental DNA (eDNA) concentration reflects the biomass within 10-150 meters of the location.
Researchers used objective datasets to examine US public corruption cases from 1986 to 2014. They found that overall corruption convictions are declining and mainly involve low-ranking officials, contrary to public perceptions of a rising trend.
A study of 100 Latina teenagers found a significant drop in levels of hormone-disrupting chemicals in the body after using personal care products labeled free of such chemicals. The study, led by researchers at UC Berkeley, highlights the importance of choosing products with fewer chemicals to reduce exposure.
Researchers have achieved controlled movement of individual skyrmions along a magnetic wire using electrical impulses at room temperature. This breakthrough is a significant step towards the development of new data storage technologies, offering improved energy efficiency and high storage density.
E. coli bacteria attach to the surface of the urinary tract via protein FimH, binding more tightly under flow conditions. This discovery could lead to development of FimH antagonists, reducing antibiotic use and resistance.
The James Webb Space Telescope's sole secondary mirror was successfully installed onto the telescope at NASA's Goddard Space Flight Center. The mirror is supported by three struts and made of beryllium coated with gold to efficiently reflect infrared light.
Medical evaluations of torture victims can significantly impact asylum-granting decisions, with success rates doubling when combined with legal support. Physicians are uniquely positioned to provide comprehensive evaluations and advocate for human rights.
A study of 3879 patients found that 3.6% developed venous thromboembolism within a month, increasing to 4.7% at 2 months and 5.4% at 3 months. Most VTE events occurred after hospital discharge, and the study identified no strong predictive factors for the condition.
The University of Michigan has launched WellSpringboard.org, a crowdsourcing and crowdfunding platform for medical research. The platform allows the public to submit ideas, vote on their favorites, and donate to support research projects. U-M researchers will be matched with top-rated ideas and allocated funds to pursue them.
A new study reveals a 75% reduction in Caribbean hurricanes from 1645-1715, a time with little sunspot activity and cool temperatures. The research uses shipwrecks as a proxy for hurricane activity and provides an annual record of Caribbean hurricanes going back to 1500.
A team of Penn researchers discovered a new mechanism linking amino acids to insulin resistance in type 2 diabetics. The study found that high levels of certain amino acids can cause fat accumulation in muscles, leading to insulin resistance.
Researchers at the University of Warwick have discovered a lack of stem cells in the womb lining is causing thousands of women to suffer from recurrent miscarriages. The team believes a new treatment could bring hope to those who have suffered failed pregnancies, correcting defects before pregnancy and potentially preventing miscarriages.
A study by researchers at the University of Pennsylvania has successfully reversed signs of naturally occurring chronic periodontitis in a preclinical model. By delivering the Cp40 inhibitor to periodontal tissue once a week, inflammation was significantly reduced and reversals were seen after six weeks.
Physicists at Université de Genève developed a new code that simulates the rotation of space-time and gravitational waves in the formation of large-scale structures. This allows for more precise calculations than current codes, enabling the study of dark energy's role in the universe's expansion.
Researchers at the Wyss Institute developed a method for bioprinting thick vascularized tissue constructs composed of human stem cells and extracellular matrix. The resulting tissues can sustain and function as living architectures for upwards of six weeks, enabling controlled perfusion of fluids, nutrients, and cell growth factors.
A systematic review of 25 years of studies found no significant difference in risk of laboratory-confirmed respiratory infection between N95 respirators and surgical masks. The authors recommend RCTs to evaluate N95 respirator effectiveness in clinical environments due to human behavior factors.
A University of Rochester-developed app helps health departments track foodborne illnesses using natural language processing and artificial intelligence. The app led to a 60% increase in citations for health violations, resulting in 9,000 fewer food poisoning incidents in Las Vegas.
Researchers at NIH discovered that neurons in the eye use mathematical processing to distinguish moving objects, amplifying signals through multiplicative scaling. This process may help cells determine object speed and direction.
A team of US/UK physicists has developed a new material that can control excitons at room temperature, making it easier to manipulate these bound pairs of electrons and electron holes. This breakthrough could lead to the creation of new optoelectronic devices for commercial applications.
A study by Cancer Research UK found that UK diagnoses of childhood kidney cancer, Wilms' tumour, occur at a later stage compared to German patients. This difference is attributed to variations in healthcare systems between the two countries.