A team of Japanese and American scientists have identified shootin1 as a key molecule in axon guidance, converting chemical cues into mechanical force. The study found that even slight concentration gradients in nectin-1 induce significant changes in shootin1 phosphorylation, guiding the axon with remarkable sensitivity.
The American Association for the Surgery of Trauma recommends stricter regulations on semi-automatic rifle sales, booster accessories and high-volume ammunition to reduce firearm-related injuries. The AAST aims to address the complex issue of gun violence through research, innovation, technology and cooperation.
Dr. Michael O. Smith, a UTIA professor of poultry production, has been elected a Fellow in the Poultry Science Association for his professional distinction and contributions to the field. He is one of five members elected at any given meeting, recognizing his contributions without longevity considerations.
A recent US study found that catch-up HPV vaccination in women aged 14-20 years who receive all three doses is effective against cervical precancers. The study suggests that protection is strongest when the vaccine is initiated earlier, and further research is needed for women aged 21-26 years.
A three-year obesity prevention trial found that young children in poor communities made some achievable behavioral changes but still struggled with obesity. The intervention included nutrition and recreation center use, but results diminished over time.
The study found a significant increase in benzodiazepine prescriptions for children, adolescents, and young adults in Sweden between 2006-2013. Nearly 30% of young adults were prescribed benzodiazepines for longer than 6 months, contradicting international guidelines.
A new model simulates Purkinje cells, helping researchers understand their function in controlling body movement. The model demonstrates that climbing fibers can teach these cells to fire with analogue information, enabling nuance and fine targeting.
A recent study published in the British Journal of Criminology reveals that people's perceptions of crime are heavily influenced by the political climate of their youth. Researchers analyzed data from the British Crime Survey and found a strong correlation between respondents' current fears about crime and the political generation they...
Five large fires in Oregon's southwest corner are burning out of control due to a region-wide lightning storm on July 15. The Garner Complex and Taylor Creek Fire have combined to become the largest fire, with the Taylor Creek Fire growing to 41,103 acres.
Researchers found local distortions in the crystal lattice of an iron pnictide compound at ultracold temperatures near optimal superconductivity. These distortions indicate a 'nematic quantum critical point' where nematic phases compete with superconductivity, potentially aiding its development.
Researchers discovered a crucial gene that regulates seed germination based on light conditions, enhancing plant survival. The MFT gene helps seeds decide whether to germinate, allowing them to thrive in optimal environments.
A recent study by the University of Exeter suggests that replacing forests with crops for bioenergy power stations could increase CO2 in the atmosphere, while protecting and regenerating forests may be a more sensible option. The research highlights the importance of land use changes in mitigating climate change.
Researchers identify structure of ultra-long-chain lipid in tear film, which plays crucial role in vision. The finding may lead to improved treatments for dry eye by creating a better match with human tears.
Researchers found that periwinkles have developed a genetic toolkit with specific genes clustered on three chromosomes to help them adapt to environments threatened by crabs and waves. This rapid adaptation is thought to have occurred within 5,000 generations, enabling the snails to survive in rapidly changing coastal habitats.
A three-part study of 22 retired pro football and hockey players found no increase in the rate of early-onset dementia or cognitive decline. Standard neuropsychological tests and brain imaging scans showed minimal differences between groups, contradicting previous concerns about CTE.
A novel lichen-patterned spider species, Araneus bonali, has been found on oak trunks in central Spain. The species' remarkable mimicry with lichens allows it to blend into its surroundings, raising questions about its behavior and habitat.
A team of researchers has confirmed that healthy tumor hybrid cells contribute to metastasis by forming spontaneously in live animals. Gene expression profiles show a mix of genes from both cell types, aiding metastatic cells in survival and potential groundwork for other tumor cells.
A study analyzing records of timber elephants in Myanmar found that even years after capture, wild-caught elephants' mortality rate remains increased and their average life expectancy is several years shorter compared to captive-born animals. This highlights the negative effects of capture on the long-term well-being of elephants.
A new UCL-led study found that dementia diagnosis rates are 25% higher among black women and 28% higher among black men compared to white counterparts. Researchers suggest that inequalities in care, stigma, and cultural background may contribute to these disparities.
A family-based program and a school-readiness program showed no impact on BMI growth trajectories in one trial, while the other trial resulted in modest improvements in weight loss. The studies followed children from birth to age 3.
Researchers have identified the geographical origins and global spread of HBV genotypes D and A, which originated in the Middle East and North Africa. The study reveals differences in their dissemination patterns, influenced by prehistoric and recent human migrations.
A Rutgers University-led study documents how baby sea snail larvae detect and respond to ocean turbulence and waves, improving their chances of survival. Climate change may impact the habitats of these larvae, potentially affecting their populations.
The USPSTF concludes that routine screening for atrial fibrillation with electrocardiography is not recommended due to the lack of evidence. Atrial fibrillation increases with age and is a major risk factor for ischemic stroke, but current screening methods have not been proven effective in preventing adverse outcomes.
Scientists at TUM have discovered a new class of designed macrocyclic peptides that are highly potent inhibitors of amyloid formation, which could be an alternative to current antibody-based approaches. The researchers are now planning further investigations to verify their effectiveness in in vivo models.
New research shows that families supporting a child through college are more likely to experience foreclosure during economic downturns. The study found a significant correlation between higher education costs and increased household financial risk during the Great Recession.
Researchers at a nuclear astrophysics lab achieved an order-of-magnitude increase in normalized brightness after upgrading their accelerator. The new system improved high-voltage source stability and signal-to-background ratio, enabling higher proton beam intensity without damaging targets.
A study by the University of Kent found that large riparian reserves tend to support more bird species than nearby forests. The researchers discovered that a single river site can host around a third of all bird species found in adjacent forests, with wider protected areas supporting even more species.
Researchers at Carnegie Mellon University and DeepMotion Inc. developed a physics-based method for controlling animated characters to learn dribbling skills from motion capture data. The system requires millions of trials but produces arm movements closely coordinated with physically plausible ball movement.
A single-celled protozoan achieves incredible acceleration by contracting its body and utilizing supramolecular springs. The creature can shorten its body by 60% in a few milliseconds, reaching speeds of up to 200 meters per second squared.
Researchers found that iron-silica particles in ancient seawater helped cyanobacteria survive and thrive, paving the way for oxygenation. However, UV stress still limited their growth, contributing to the slow accumulation of atmospheric oxygen.
A new study published in the Californian Journal of Health Promotion explores how heavy drinking impacts dietary choices. Researchers found that participants were more likely to opt for salty snack foods and pizza before bed, and less likely to eat healthy foods like dark green vegetables. The study suggests that promoting healthy eati...
Researchers emphasize the importance of seagrass conservation in securing a sustainable planet due to its role in biodiversity, fisheries, and carbon cycling. Seagrasses store significant amounts of carbon in their sediments, supporting local ecosystems and potentially mitigating climate change.
Researchers discovered that cholesterol disruption causes PAP, a condition where air sacs clog with surfactant. A clinical trial to test statin therapy is planned, showing improved respiratory function in patients and laboratory models.
Research reveals that hospitals struggle to collect forensic evidence from rape kits, with only a third of eligible patients completing the process and handing over evidence to police. Survivors face complex legal systems and potential trauma, emphasizing the need for proper support in emergency care departments.
Tropical Storm Ileana has weakened due to interaction with land and nearby Hurricane John, according to NASA's Aqua satellite data. The storm is moving toward the west-northwest at 23 mph, with maximum sustained winds near 50 mph.
Researchers discovered that soy protein can counter negative effects of menopause on bone and metabolic health in postmenopausal women. Soy-based diets were found to improve bone strength and metabolic function for both rats with and without ovaries.
Researchers discovered a massive increase in wave power near Jupiter's moons Ganymede and Europa, a million times more intense than average. This phenomenon is attributed to the strong magnetic fields of these moons, which amplify low-frequency radio waves.
Researchers found that injecting vasoactive intestinal peptide into the eye of mice significantly improved corneal graft survival. The treatment accelerated endothelial wound closure and protected corneal endothelial cells, leading to clearer grafts. This breakthrough could lead to better outcomes for patients with corneal disease.
Researchers investigate the role of dopamine neurons in assigning value to environmental cues, revealing parallel motivational roles for different types of neurons. This study contributes to understanding relapse in addiction by highlighting the importance of normal cue-triggered motivation.
A hydraulic jump occurs when water hits a sink, causing waves and turbulence. Researchers at Cambridge University have explained this phenomenon using surface tension, debunking a 200-year-old theory. The study's findings have wide-reaching implications for industries with high water consumption.
Researchers at the University of Basel have identified a factor that could support the early detection of neurodegenerative diseases such as Alzheimer's or Parkinson's. FGF21 is induced by cellular stress reactions after disturbances in mitochondria and can be detected prior to neuronal cell death.
Extended-release naltrexone helps HIV-positive individuals reduce their number of heavy drinking days and improve antiretroviral therapy adherence. The study found significant decreases in heavy drinking days among participants receiving naltrexone, but no effect on antiretroviral adherence.
Researchers have identified a corn variety that obtains 29-82% of its nitrogen from beneficial bacteria, attracted by sugary secretions. This trait could reduce fertilizer use and increase production in poor soils.
A recent study published in Nature Communications reveals that capturing wild-caught elephants from the wild significantly reduces their lifespan compared to captive-born animals. The research analyzed data from timber camps in Myanmar and found that even years after capture, mortality rates remain increased.
Tropical Storm Kristy formed in the Eastern Pacific Ocean on August 7th. Infrared data from NASA's Aqua satellite revealed strong storms at the storm's center, indicating its potential intensity.
Experts believe extending the current 14-day limit would allow scientists to study embryonic development and improve IVF procedures. This could also enable research into 'organoids' - miniature human organs created in labs.
Jorge Henao-Mejia will receive $500,000 to study the role of gut microbiota in obesity and type 2 diabetes. His research could lead to new treatments for these serious medical conditions.
Researchers discovered a link between the protocadherin 17 gene and abnormal brain-eye muscle connections in zebrafish, which may contribute to strabismus. The study suggests that Pcdh17 protein plays a crucial role in positioning neurons correctly in the brain and extending axons to target muscles.
A team of astronomers has unveiled 44 extrasolar planets, dwarfing typical confirmation numbers. Novel techniques validated the find, enabling precise determination of planet sizes and temperatures.
Researchers found that people's perceptions of others' actions are based on what they expect the action to do to maximize efficiency, rather than its actual outcome. This distortion can lead to misinterpretation of ambiguous behavior and incorrect assumptions about others' intentions and emotions.
The Global Precipitation Measurement mission observed Tropical Storm John's strengthening on August 6, 2018, with intense rainfall in feeder bands. The satellite's radar data revealed storm tops reaching heights above 13.7 km, indicating the storm's potential for intensification into a hurricane.
Scientists replicate a landmark study to determine changes in coral sea temperature tolerance over time. The results show corals are becoming more tolerant of warmer temperatures, but the rate of adaptation is not keeping pace with rising ocean temperatures.
A responsive parenting intervention resulted in lower body mass indexes (BMIs) among toddlers when they were three years old. The program taught first-time moms how to respond appropriately to their babies' needs, leading to healthier weight development and reduced rates of overweight and obesity.
The study found that 30% of bird species in the Mojave Desert have become less common and widespread over the past century. Birds adapted to desert environments fared better than those adapted to grasslands or forests, highlighting the need for conservation efforts to protect these populations.
A new study from Lund University and Skåne University Hospital found that children with allergies have a lower risk of developing complicated appendicitis. The study compared outcomes for 605 children with and without IgE-mediated allergy, finding a significant association between the two.
Researchers have discovered that PLK1 acts as a tumor suppressor in some breast tumors, halting development and changing prognosis. This finding was made by researchers from CNIO and DKFZ.
The Ecological Society of America (ESA) donated $17,500 to the Coalition to Restore Coastal Louisiana to offset environmental costs from its 2018 Annual Meeting. The donation will help the organization further its commitment to coastal restoration and wetland preservation in the Gulf Coast region.
Researchers developed a new sensor that detects hydrogen peroxide levels in human cells to identify effective chemotherapy drugs. The sensor can be used to screen existing drugs and predict success in individual patients' tumors. This breakthrough could lead to more targeted and effective cancer treatments.
Researchers are using unique DNA-based tracers to characterize the recharge and flow patterns in the Edwards Aquifer, a vital source of drinking water for central and south Texas. The new method allows for rapid detection of contaminant sources and creation of a robust database to calibrate groundwater modeling.
Scientists at Huntsman Cancer Institute have generated a comprehensive molecular map of genes that control breast tissue formation, providing new insights into the development of breast cancer. The study identifies hundreds of potentially critical genes for further research as regulators of normal and cancerous development.
A human trial and laboratory study found that Montmorency tart cherries helped to positively impact the gut microbiome, primarily measured by an increase in good bacteria. The results suggest that individuals consuming a more plant-based diet may have a mix of gut bacteria that responds more positively to tart cherry consumption.
A network meta-analysis and systematic review found methylphenidate to be the most effective and safe ADHD drug for short-term treatment in children, with amphetamines being the preferred choice for adults. However, more research is needed to confirm long-term effects of ADHD medications.
Researchers develop a novel approach using the Lattice-Boltzmann method to accurately model atmospheric turbulence in complex environments, reducing computational load and improving prediction accuracy. This breakthrough has significant implications for military operations, civilian planning, and emergency response.
A new study found that rates of Acute Kidney Injury (AKI) among Irish patients have more than doubled in the past decade. The study highlights the importance of targeting 'minor' AKI events to prevent severe forms and reduce risk of kidney failure.
Researchers have discovered a nematode worm that develops similar nerve damage to humans when exposed to mutated TTR proteins. The C. elegans model allows scientists to study the molecular mechanisms of TTR-linked diseases and potentially develop new treatments.
Changes in heat flow from the Pacific Ocean may have a larger effect on Arctic climate than previously recognized. The study found that ocean-to-atmosphere heat flow scenarios in the North Pacific and North Atlantic resulted in greater global and Arctic surface air temperature anomalies.
A new study has identified specific genes, including BARD1, BRCA1, BRCA2, PALB2, and RAD51D, that are associated with an increased risk for triple-negative breast cancer. The study suggests potential revisions to guidelines for genetic testing and may lead to better prevention strategies.
Researchers at the University of Texas at Dallas have developed a statistical method to analyze millions of RNA structures, enabling them to predict functional interactions. This breakthrough aims to prevent toxic relationships between molecules that lead to disease, and potentially improve human health.
A new study from Michigan Medicine reveals that young people who receive opioid prescriptions immediately before or after wisdom teeth removal are nearly three times as likely to keep using opioids weeks or months later. Those in their late teens and twenties have the highest odds of persistent opioid use.
Researchers at NASA's Goddard Space Flight Center are investigating the use of gallium nitride crystals in various space applications, including radiation tolerance and neutron detection. The material's high efficiency and resistance to radiation make it an attractive option for reducing instrument size, weight, and power consumption.
Researchers created an MRI coil that produces images with three times higher resolution than standard coils, enabling easy whole-body imaging of mice. The new coil design uses inexpensive materials and manufacturing technology, reducing noise and improving image quality.
Researchers analyzed copper-based artifacts to understand provenance and production of Egyptian metal objects, finding signs of localized ore sources and diverse metal origins. The findings offer new insights into ancient Egyptian metallurgy and supply networks, highlighting the importance of ongoing research.
A new study by Indiana University researchers found that climate change impacts managed waterways in the US and Canada, similar to unmanaged streams and rivers. The analysis revealed diminishing flow in southern and western US regions, while northeastern US rivers showed increased flow.
The Mendocino Complex has become the largest fire in California history, burning over 290,000 acres and forcing nearly 4,000 firefighters to battle the inferno. The complex consists of two separate fires, River and Ranch Fires, which have destroyed 75 residences and 68 structures.
A copper band discovered in coastal Georgia indicates that ancient Native Americans had a more extensive trade network than previously thought. The band was manufactured in the Great Lakes region and shows that the practice of cremation was used across a wider area than previously known, suggesting shared cultural values.
A large study found that delaying hip fracture surgery beyond two days increases postoperative mortality. The researchers suggest adopting a 'don't let the sun set twice' policy for timely access to the operating room, which could avoid up to 16.5% of in-hospital deaths.
A recent study published in the European Journal of Preventive Cardiology found that physically active severely obese individuals had a significantly lower risk of developing atrial fibrillation. In contrast, those who were inactive or exercised little experienced a doubling of this risk. The study suggests that regular physical activi...
A recent study has discovered that fruit fly larvae possess novel taste receptors capable of detecting ribonucleosides, the building blocks of RNA. This ability significantly enhances their growth rate and survival, allowing them to increase their body weight by 200-fold in just a few days.
A study published in Frontiers in Public Health found that Grenadian female adolescents adhering to a traditional diet rich in healthy foods have lower rates of obesity than those consuming a more westernized diet. The researchers identified a generational effect, where the prevalence of obesity increases with future generations.
Researchers found genetic variation in pea plant variants to be crucial for developing beneficial microbial partnerships, leading to improved growth. This discovery holds promise for reducing reliance on chemical fertilizers and promoting sustainable agriculture.
Researchers at MIT have designed a highly energy-efficient community building using mass timber, demonstrating its potential for large-scale applications. The structure's laminated veneer lumber design offers improved fire resistance and carbon sequestration, making it an attractive alternative to conventional materials.
KAIST neuroscientists discover the anterior cingulate cortex plays a role in inhibiting innate fear responses to predators' odors, shedding light on instinctive fear behavior. The study paves the way for therapeutic treatments of fear-related mental disorders such as panic and PTSD.
A new method evaluates the community effect of HIV interventions, tracing transmission from infected individuals to those newly infected. The research provides a more comprehensive understanding of intervention effectiveness in reducing disease spread.
Researchers assessed 21 professional athletes on neuropsychological measures, executive function, and advanced brain imaging. The study found mild cognitive impairment but no statistically significant impairment compared to non-contact sport controls.
Researchers at UCLA have demonstrated a promising approach to treating chronic pain by using biomechanical forces to control cell proteins. The study shows that magnetically induced mechanical forces can reduce pain signals in neurons by increasing calcium ions and adapting the cells' response over time.
Researchers in Brazil create transgenic male mosquitoes with defective sperm to reduce Aedes aegypti population. The goal is to integrate this strategy with education, vaccines, larvicides, and insecticides to control arbovirosis diseases.
Researchers at Salk Institute identify genetic features of human basal-like breast cancers that share similarities with embryonic mammary stem cells, which may be targeted therapeutically. The study provides insights into how cancer cells gain plasticity and become resistant to therapies.
Floral scents have been attracting pollinating insects and other animals since the mid-Cretaceous Period, providing olfactory excitement to these ancient creatures. The study found that modern and ancient flowers of the same lineages produced similar essences, suggesting a long history of floral fragrance production.
Hurricane Hector remains a Category 4 storm despite slight weakening, threatening the Big Island of Hawaii with hurricane-force winds and large swells. The storm is expected to pass 165 miles south of the island on Wednesday, bringing tropical storm force winds and potentially hazardous conditions.
Researchers analyzing a koala virus hope it can explain why humans have accumulated millions of years of 'junk' DNA. The retrovirus has infected germline cells in humans for over five million years, altering the host genetic code and that of its descendants.
Researchers on the ISS investigated complex plasma behavior, discovering that microparticles exhibit nonuniform wave patterns in response to varying electrical fields. This discovery has implications for understanding astrophysical phenomena and dusty plasmas.
Researchers developed a novel approach to predict genes susceptible to Alu/Alu-mediated rearrangements, which can cause disease. The model analyzed sequence features of Alu pairs and identified hotspots of genomic instability associated with these elements.
Researchers at the University of Exeter discovered new compounds that can reverse key aspects of human cell aging by targeting mitochondria. The findings, published in the journal Aging, show a significant reduction in senescent cells and potential therapeutic applications for anti-aging treatments.