A Stanford University Medical Center study found that minimally invasive weight-loss surgery is safer and more effective than open surgery, with lower mortality rates, complication rates, and hospital stays. The study examined 156,271 Roux-en-Y gastric bypass cases and confirmed the superiority of minimally invasive techniques.
Researchers found that pre-Columbian human effects on the Amazon Basin were limited to small, mobile populations with minimal impact on the forest. The study overturns previous assumptions about large human settlements and agricultural practices in the region.
A study published in PNAS found two distinct strains of Vibrio cholerae bacteria that may have contributed to the 2010 Haitian cholera outbreak. The genomic diversity of Haitian isolates revealed significant complexity and relationship to past epidemics.
Researchers have discovered how a key protein assembles telomerase, an enzyme crucial for preventing DNA degradation and cancer cell proliferation. The study sheds new light on the telomerase enzyme's structure and function, which may help predict its behavior in humans and other organisms.
Research suggests that early adversity can result in altered brain connectivity and functions, leading to increased impulsivity and risk-taking behaviors. This can be particularly concerning for young offenders who have experienced traumatic childhoods or traumatic brain injuries.
A study found that bariatric surgery, especially Roux-en-Y gastric bypass, increases the risk of alcohol use disorders (AUD) in patients. The prevalence of AUD symptoms was higher in the second postoperative year compared to before and after surgery.
Researchers found that world-class performers had higher brain integration scores compared to average controls. They also experienced peak experiences characterized by happiness, inner calm, and a sense of perfection.
A two-year grant from NOAA, NASA, NSF, and DOE will help the University of Miami improve seasonal climate predictions for severe floods or droughts in South Florida. The team aims to establish a comprehensive multi-model prediction system available in real-time to all sectors.
A study found that adults who underwent weight-loss surgery had a significantly higher risk of developing alcohol use disorders two years after surgery. The study, which followed 1,945 participants, found that the risk was highest among those who had undergone Roux-en-Y gastric bypass surgery.
Researchers at USC Viterbi School of Engineering have created a robot equipped with a tactile sensor capable of identifying natural materials by touch. The robot outperforms humans in identifying textures, enabling potential applications in prostheses and consumer product testing.
A study found that patients with oral cavity tumors positive for human papillomavirus (HPV) had significantly higher levels of chronic inflammation in the mouth compared to those without HPV. The authors suggest that preventing or treating sources of oral inflammation may be a simple way to reduce the risk of oral HPV infection.
The researchers found that larger ligands produce smaller gold nanoparticles and that each type of ligand produces nanoparticles in a particular array of discrete sizes. This discovery advances the understanding of nanoparticle formation and provides a new tool for controlling the size and characteristics of gold nanoparticles.
UC Santa Cruz researchers suggest that Lyme disease has increased across northeastern and midwestern US over past three decades, contrary to stabilizing deer populations. Red fox declines are attributed to coyote growth, leading to smaller animal populations that serve as ticks' hosts.
A new study published in Psychological Science reveals that social-class discrimination can contribute to poorer health in teenagers. The study found that perceived discrimination is a significant factor in explaining the negative influence of poverty on health, with stress and negative stereotypes playing key roles.
A new study suggests that Coenzyme Q10 reduces oxidative damage in patients with Huntington's disease, hinting at its potential to slow progression. The discovery also identifies a new biomarker, 80HdG, which could be used to screen experimental treatments for this and other neurological disorders.
The partnership will expand X-ray technology and research capabilities, enabling scientists to solve pressing global problems. Scientists from the two facilities will work together on R&D projects to improve light-source technology and upgrade beamlines.
A meta-analysis and review of medical literature found a clear association between smoking and an increased risk of cutaneous squamous cell carcinoma. The study, which included data from 11 countries, showed a 52% significant increase in odds for current or ever smokers.
A new study published in Nature Geoscience reveals that Arctic methane seepage is linked to melting ice caps, causing climate warming and sea level rise. This phenomenon could lead to significant shoreline retreat and erosion along the Florida coastline, posing a serious threat to coastal residents and infrastructure.
Researchers at CNIO discover chimeric RNA, which combines information from multiple genes, and identify 175 transcripts and 12 new proteins. The study challenges the classical vision of genome storage and raises questions about the function and importance of this process.
A recent study published in the Canadian Medical Association Journal found a strong association between psychological distress and an increased risk of death from stroke. The research, which analyzed data from over 68,000 participants, suggests that questionnaires could be useful screening tools for common mental illnesses to help redu...
Researchers suggest that axions, hypothetical particles with low mass, could accumulate around black holes and emit gravity waves. This process could be measured using existing detectors, providing insights into astronomy and potentially revealing new particle types.
A University of Alberta researcher analyzed data from over 6,400 new mothers to find that teens are more likely to experience physical abuse and postpartum depression. The study highlights the need for screening for depression and violence among pregnant women, particularly teens.
The Endocrine Society has released new clinical practice guidelines for managing osteoporosis in men, highlighting the importance of bone density testing for those at risk. The guidelines estimate that one in five men aged 50 will experience an osteoporosis-related fracture in their lifetime, with mortality rates higher in men than women.
A recent study published in Archives of Internal Medicine found that loneliness is independently associated with an increased rate of death and functional decline. Older adults who identified themselves as lonely had a 59% greater risk of decline, and a 45% greater risk of death compared to those who did not experience loneliness.
Researchers have identified a family of enzymes that attach amino acids to hormone molecules, turning them on or off. This discovery sheds light on the rapid response system in plants, allowing them to adjust to environmental stresses and defend against pathogens.
A study found that a high-salt diet can damage blood vessels, increasing the risk of developing hypertension. Researchers analyzed data from over 5,500 men and women and found that those consuming the most sodium were 21-86% more likely to develop high blood pressure.
A University of Iowa study using fMRI images shows the anterior cingulate cortex fires with equal intensity during self-control tasks, while the dorsolateral prefrontal cortex fires less intensely after prior exertion. This depletion can lead to impulsive decisions, making therapies that focus on implementation stages more effective.
A study published by JAMA Network found that loneliness in older adults is associated with increased risk of functional decline and death. The research, which examined 1,604 participants, revealed that feeling lonely was linked to higher mortality rates and difficulties with daily activities.
The Collaborative Research Awards Program in Alzheimer's Disease will support interdisciplinary basic and translational research projects. This program aims to spur creative approaches that advance the care of those with Alzheimer's disease by fostering collaboration across disciplines.
Researchers found uncoordinated gene expression in sponges, suggesting a mechanism for the evolution of neural synapses may be more ancient than thought. The study sheds light on the origins of the nervous system and its development in different animal species.
Tropical Storm Talim is experiencing its heaviest rainfall in the south and western quadrants, with some areas reaching Vietnam. The storm is expected to strengthen as it moves northeast towards Taiwan, with sea surface temperatures allowing it to continue its trajectory.
A University of Oregon psychologist found that societies with strong punitive religious beliefs have lower crime rates. Conversely, countries where people believe more in heaven tend to have higher crime rates.
An international study found living alone associated with increased four-year mortality and cardiovascular death among stable outpatients at risk of or with arterial vascular disease. The risk was highest among middle-aged individuals, suggesting that social isolation may be a significant contributor to cardiovascular risk.
Researchers found a pediatric treatment regime improves long-term survival and decreases mortality rate by 40% in young adult leukemia patients without bone marrow transplant. The study suggests treating adolescent and adult patients with aggressive chemotherapy like children could lead to better outcomes.
Researchers found notable differences in how sports commentators talk about athletes depending on gender, nationality, and athletic performance. Female athletes are often attributed to luck rather than physical ability, while male athletes receive praise for skill and commitment.
A new study published in Immunity reveals that commensal bacteria play a vital role in fighting off viral infections. The research found that signals from these beneficial microbes are essential for optimal immune responses to experimental viral infections, and their absence can lead to impaired antiviral immunity.
A new study at Brigham and Women's Hospital found that living alone may be a risk factor for death, especially due to cardiovascular problems like heart attack and stroke. Participants with atherosclerosis who lived alone had a higher rate of death over four years compared to those who did not live alone.
The Restoring Professionalism and Integrity in Research (RePAIR) program aims to correct problematic research practices and maintain public trust. The one-year grant provides substantial educational programs addressing major causes of research wrongdoing.
A study published in Archives of Neurology found that diabetes mellitus and poor glucose control are associated with worse cognitive function and greater cognitive decline in well-functioning older adults without dementia. Patients with diabetes who had higher hemoglobin A1c levels showed lower scores on cognitive tests.
The High Value Healthcare Collaborative will use the grant to implement shared decision making for patients facing hip, knee or spine surgery and for those with diabetes or congestive heart failure. The project aims to reduce utilization and costs by $64 million over three years through patient engagement and activation.
A recent study suggests that laparoscopic Roux-en-Y gastric bypass is associated with greater safety and lower resource use compared to open Roux-en-Y gastric bypass. The minimally invasive approach resulted in shorter hospital stays, fewer complications, and lower total charges.
A survey of resident physicians reveals that more than half had worked with flu-like symptoms, citing responsibility to colleagues and patients as top reasons. Female residents were more likely to work sick, fearing being perceived as weak. The study calls for better identification and address of presenteeism by medical educators.
A novel 'beads on a string' approach may help reduce cost and development time for agents that neutralize and clear pathogenic molecules. The strategy has been shown to be efficacious against several toxins and may also prove effective in targeting other types of pathogens.
Researchers found that bacteria take advantage of autophagy, a cellular waste disposal system, to cause recurring UTIs. Disabling this system in mice led to quicker and more thorough clearance of the infection.
Tiramisu Transit LLC, a Carnegie Mellon University spinoff, has received Small Business Innovation Research (SBIR) Phase I funding to commercialize its smartphone application enabling real-time bus schedule and seating information. The team plans to identify sustainable business models for crowd-sourced transit systems.
A large-scale Canadian study has found that patients with chronic kidney disease are at comparable risk of future coronary events to those who have previously suffered a heart attack. This could lead to targeted treatment for high-risk individuals, including the use of statins to reduce 'bad' fats in the bloodstream.
Researchers have developed a device that delivers a genetically engineered neurotrophic factor directly to the brain, treating neurological symptoms in laboratory rats. The study found significant protection against toxicity and reduced striatal lesion size, suggesting promising therapeutic potential for Huntington's disease.
Research overturns the dogma that algae growth and oil production are mutually exclusive by showing that feeding more carbon increases oil production. This discovery may lead to new ways to turn photosynthetic green algae into tiny 'green factories' for producing raw materials for alternative fuels.
Scientists uncover bacterial fossils in ancient rocks, revealing clues about life on Mars and the formation of iron oxide minerals. Researchers also study volcanic fields to predict future eruptions and develop warning systems for high-population zones and remote communities like Tristan da Cunha.
A computer program using Darwinian natural selection and public feedback creates sophisticated pop tunes. The algorithm, called DarwinTunes, evolves through generations of music, with listeners consistently ranking more evolved music as more appealing.
A new report by the Technology-Enhanced Learning Research Programme recommends enhancing learning through digital technology to equip students with computational thinking skills and confidence as digital collaborators. The report outlines 12 recommendations to transform education's use of technology.
Arizona State University has secured a four-year, $30.7 million defense contract to develop an immunosignaturing diagnostic technology for rapid detection of infectious diseases. The technology aims to detect exposure before symptoms occur, allowing for timely treatment and prevention of further spread.
The American Chemical Society's Green Chemistry Institute will host a panel discussion on advancing global green chemistry, featuring experts from government, business and academia. The event aims to enhance the profile and importance of green chemistry while linking the global community.
Research explores how parents pass on values, perceived sexism affects women's attitudes toward racial minorities, and the role of will in past and future success. Additionally, studies investigate the impact of death reminders on supernatural beliefs and brand identification.
Researchers have identified a novel candidate gene, SEL1L, in Finnish Hound dogs with early-onset progressive cerebellar degeneration. The study reveals a single nucleotide change in the SEL1L gene causing an amino acid change and endoplasmic reticulum stress.
Researchers have developed a new method to detect DNA damage using nanopores, which can lead to gene mutations and diseases. The technique can pinpoint damaged sites within a DNA strand, providing valuable insights into disease mechanisms.
A population-based study from the UK suggests that psoriasis is associated with an increased risk of developing type 2 diabetes. The study found that patients with severe psoriasis were more likely to receive prescription diabetic therapy and had a trend towards being prescribed insulin.
A new study proposes a communication routing strategy in the brain that mimics the American highway system, with select hubs forming the influential network known as the 'rich club'. This network provides quick and effective communication between billions of brain cells, with long-distance neural pathways favoring rich club connections.
A new study reveals that groundwater in the upper Patapsco aquifer underlying Maryland is tens to hundreds of thousands of years old, with some samples dating back over a million years. This ancient water was recharged during cooler periods in earth's history and is now being rapidly pumped out by human activity.
Researchers found that the SETDB1 gene accelerates cancer progression in zebrafish with human BRAF mutations, similar to its effect in humans. The study suggests that SETDB1 may be a master regulator of melanoma and could lead to new treatments.