Researchers have discovered detrital pyrite and uraninite grains in sedimentary rocks, which constrain the rise of oxygen to younger than 2.415 billion years ago. A new model also reveals an ancient atmosphere with less than ~10^-5 atm of O2 at 2.4 billion years ago.
A recent study by IIASA researchers found that education significantly improves cognitive function in seniors and slows down cognitive decline. The study examined variation in years of schooling in six European countries during the 1950s and 1960s and showed that compulsory educational reforms had a positive impact on mental functioning.
A massive earthquake triggered a global 'stress shadow' where nearly all potential faults remained inactive for 95 days. This rare phenomenon suggests that large quakes can temporarily relieve stress on nearby faults.
A new gene therapy approach has been shown to be safe and well-tolerated in a clinical trial of four children with mucopolysaccharidosis type IIIA, an inherited lysosomal storage disease. The treatment involved delivering therapeutic genes via an adeno-associated viral vector, resulting in improved brain shrinkage and behavioral changes.
A study found that postoperative 'doctor shopping' is associated with longer narcotic use and more prescriptions among orthopaedic trauma patients. The researchers discovered a strong link between preoperative narcotic use and increased doctor shopping behavior.
A new cell type has been identified as a contributing factor to post-traumatic epilepsy caused by traumatic brain injury. The study found that damage to interneurons disrupts neurotransmitter levels, leading to increased epileptic activity.
A recent study published in Nature Communications has identified two new gene regions linked to bipolar disorder, bringing hope for new treatments. The research, involving over 24,000 patients and healthy individuals, sheds light on the genetic factors contributing to the complex condition.
A Yale University analysis found nearly all clinical trials had discrepancies between reported results and published articles. The study suggests errors in reporting or intentional changes may have occurred. Accurate reporting is crucial for maintaining trial integrity.
Tropical Cyclone Gillian's center remained over land on March 11 with maximum sustained winds near 35 knots/40mph. NASA's TRMM satellite detected powerful storms up to 16km high, indicating significant power before the cyclone made landfall.
Researchers at Monash University developed a new class of drug targeting alternative recognition sites on GPCRs to fine-tune protein behavior, reducing damage and potential side effects. The breakthrough could lead to the creation of a new treatment for heart attacks and heart failure.
A new study published in the Journal of Consumer Research found that brands can act as a replacement source of emotional attachment when a person-to-person support system is not available. Researchers discovered that exposure to fear can increase positive emotional brand attachment, leading to stronger consumer connections with brands.
A study by University of Pittsburgh researcher Susan Kalisz found that high deer densities are the primary reason for garlic mustard's takeover in native plant species, such as trillium. By excluding deer, native plants can repel invaders and increase their populations.
Researchers at Henry Ford Hospital found that the peptide AcSDKP provides neurological protection when administered after a stroke, reducing neurovascular damage and improving outcomes. The study also showed that combining AcSDKP with tPA extended the therapeutic window for up to four hours after stroke.
A study found nearly all clinical trials had at least one discrepancy in the study group, intervention, or results reported on ClinicalTrials.gov versus high-impact journals. Discrepancies included primary end points, dosages, and frequencies of interventions.
Researchers have found a potential new treatment for patients with advanced melanoma and kidney cancer. The study used an antibody that targets the tumor-enhancing protein TGFβ, which is involved in cell growth and spread of tumors.
Tropical Cyclone Hadi weakened to depression status, while Tropical Cyclone Lusi strengthened with maximum sustained winds near 50 knots/57.5 mph/92.6 kph. NASA's Aqua and TRMM satellites provided crucial rainfall data, cloud heights, and temperature information.
Researchers documented dramatic differences in swimming ability between domesticated and wild trout, calling into question the effectiveness of hatcheries in conserving native populations. The study found that domesticated trout tend to grow faster but are slower sprinters than their wild relatives.
Surgeons in France have successfully replaced aortic valves without opening the chest in two patients. This innovative technique, known as TEAVR, shows promise for improving quality of life by reducing chest trauma and enabling faster recovery times.
A clinical trial identified women most likely to benefit from vaginal mesh surgery for vaginal prolapse, specifically those with levator avulsion. The study found that patients with this condition had a higher risk of recurrence after sacrospinous vaginal colpopexy, making vaginal mesh implantation a viable alternative.
Researchers compared two common surgery procedures for vaginal prolapse and stress urinary incontinence. The study found no significant difference in functional or adverse event outcomes between sacrospinous ligament fixation and uterosacral ligament vaginal vault suspension surgeries.
Researchers developed an MRI that can visualize bone and soft tissue despite the presence of metal screws, allowing for earlier detection of osteonecrosis. The study found that 80% of patients had decreased blood flow to the injured area and osteonecrosis in the femoral head.
A framework for improved geriatric patient care is proposed based on lessons learned from managing complex care transitions. The framework emphasizes the importance of looking at community, system and regional factors in care transitions.
SURA honors Dr. Jeffrey Skolnick, a renowned biologist at Georgia Tech, for his groundbreaking research on protein structure and function. His cutting-edge discoveries have the potential to dramatically accelerate and enhance the drug discovery process.
A neuroimaging study found that adolescents with antisocial personality disorder have reduced activation in brain regions responsible for social information processing and impulse control. This impairment leads to difficulties in taking into account other people's intentions, resulting in more antisocial behavior.
Research at the University of Copenhagen reveals that cosmetic fillers can act as incubators for bacterial infection, causing lesions and tough film-like material resistant to antibiotics. Prophylactic antibiotic treatment during procedures can prevent these complications.
A study found that total joint replacement (TJR) reduces the risk of heart attack, stroke, or other 'cardiovascular events' in patients with moderate-to-severe arthritis. This may be due to increased mobility and physical activity levels, which have a positive impact on cardiovascular health.
Researchers at St. Michael's Hospital found that ultrasound-guided paravertebral blocks improved pain relief, reduced recovery room time, and enabled earlier discharge for breast cancer patients compared to general anesthesia. The study's lead author notes the benefits of this technique will also apply to cosmetic breast surgeries.
The Rowan Venture Fund will provide seed money for research ideas, accelerating growth and innovation at the university. With a focus on engineering, medical education, health sciences, and business, the fund aims to commercialize technologies and invest in startups.
Researchers at Helmholtz Munich have found that GAD antibody affinity is a key indicator of LADA disease progression. The study used GAD vaccination to examine the impact on antibody affinity in 46 LADA patients, finding no influence from vaccination. Patients with high affinity had low insulin production and required insulin therapy s...
A new study suggests that feeling sad can decrease cravings for unhealthy foods like chocolate and deep-fried treats. By making individuals feel sad, their negative emotional response to these foods highlights the potential health risks associated with overindulgence, leading them to make healthier choices.
A recent study found that light pollution impedes fruit-eating bats from dispersing seeds, which is crucial for tropical forest regeneration. As a result, seed rain is reduced, threatening the natural succession of forests in illuminated habitats.
Research reviewed injuries in top Italian football league during 2011-2012 season, finding 23 injuries on artificial turf and 20 on grass. Muscle strains were the most common injury on both surfaces, with only minor differences between their causes.
A University of Iowa-led study found that adding healthy foods to concession stands can increase sales and profits while maintaining customer satisfaction. The study, which involved a school booster club in Muscatine, Iowa, showed that introducing healthier options led to stable sales and revenue increases.
Approximately 25 percent of randomized clinical trials were discontinued between 2000 and 2003, mainly due to poor recruitment, with only 38 percent reported to research ethics committees. Discontinued trials were less likely to be published, especially those sponsored by industry.
Researchers found that CT scans can predict chemotherapy effectiveness by analyzing tumor density and contrast uptake. This breakthrough could lead to personalized treatment plans for patients with pancreatic cancer.
Dr. Elaine Fuchs received the Pezcoller Foundation-AACR International Award for her seminal work on mammalian skin, skin stem cells, and related diseases. Her research has had a profound impact on cancer research and other disciplines, including genetics and dermatology.
Two common procedures to treat pelvic organ prolapse without vaginal mesh are found to be comparable in safety and efficacy. Researchers also discovered that behavioral therapy did not improve urinary incontinence or prolapse symptoms in affected women.
Researchers Matthew Campbell and Frans de Waal found chimpanzees display contagious yawning to familiar and unfamiliar humans, but not to unfamiliar chimpanzees or gelada baboons. This flexibility in empathy may help explain how humans choose to engage with others and offer flexibility.
Researchers from Imperial College London have discovered that blocking Hhat slows pancreatic cancer growth by preventing Hedgehog from stimulating nearby cells. The study found that genetic techniques could prevent the process from starting in the first place, leading to reduced cancer cell growth and ability to spread.
A Stanford study found that whole-genome sequencing requires improved sequencing accuracy in disease-associated genes and up to 100 hours of manual assessment by genetic counselors or specialists. The technique's cost and complexity are expected to be higher than initially thought, with estimated costs ranging from $17,000 per person.
Researchers used crowdsourcing to collect hurricane rainwater samples during Hurricane Sandy, revealing the storm's chemical signature and improving understanding of extra-tropical hurricanes. The study provides new insights into how these storms interact with weather systems, aiding in hurricane forecasting.
Researchers will assess how vulnerable coastlines are to future extreme Atlantic storms, which are expected to become more frequent. They aim to develop adaptation strategies that might be implemented before future storms.
Researchers found a shift in soil microbial communities as shrubs invaded remnant hill prairies, with woody fungal communities emerging in response to increased shrub density. This change could impact the ability to restore prairies, as shrubs may outcompete grasses and alter ecosystem function.
Researchers found that higher cerebrospinal fluid alpha-synuclein levels predict faster cognitive loss in Parkinson's disease, but not motor symptoms. The study, published in the American Journal of Pathology, offers new insights into PD pathology and potential management strategies.
Recent AGU publications explore the surface dynamics of Titan's second-largest lake, Ligeia Mare. Researchers found that the lake's surface is flat, suggesting no waves or wind in the region. Additionally, new research on U-shaped glacial valleys suggests a tectonic stress feedback loop played a crucial role in their formation.
Researchers at Johns Hopkins University have discovered that cancer cells do not follow a 'drunken' walk through the body, but rather move in more direct lines. This new understanding could lead to more accurate results for scientists studying how cancer spreads and may lead to more effective treatments.
Researchers at WashU Medicine are studying asymmetric hearing loss, which affects communication difficulties beyond mild disability. They aim to understand brain reorganization and develop new treatments to restore hearing in adults and children with one ear deaf and the other ear partially or fully hearing.
The AACR Team Science Award recognizes a Duke University/Johns Hopkins University/National Cancer Institute research team for their innovative work on glioblastoma multiforme, the most common and lethal type of brain cancer. The team's discoveries have led to novel insights into the biology of GBM and potential therapeutic targets.
A new study by Universities of Strathclyde, Dundee, Georgia and Bristol found that obese teenage girls perform worse academically than their healthy-weight peers. The research examined data from over 6000 children and found a significant association between obesity and lower academic attainment in core subjects.
Researchers found that exotic plant species increase biomass production in ecosystems, regardless of native species presence or climate. Herbivorous small mammals play a key role in resisting invasive plant species, but their exclusion allows for increased productivity.
A team of researchers from Duke-NUS Medical School discovered a protein complex that disrupts dedifferentiation, a process promoting tumor development. This breakthrough has implications for understanding neural stem cells and developing future cancer therapies.
Astronomer Marshall McCall reveals the Milky Way and Andromeda are part of a larger 'Council of Giants', with 12 large galaxies arranged in a ring. The arrangement may have helped build the disks of these galaxies through gas flow.
Researchers found that mothers of children with acute lymphoblastic leukemia (ALL) experience significant lifestyle changes, including difficulty sleeping and managing anxiety, even after treatment has ended. Depression symptoms were also common, affecting 26% of mothers.
Researchers found that statins significantly reduced VTE events following total hip and knee replacements, with a 48% lower risk compared to non-statin groups. The study, which included over 400 patients, suggests that statins may have anti-inflammatory effects that contribute to their ability to decrease VTE risk.
A novel mechanistic model assesses the global ocean carbon export by incorporating the lifecycle of phytoplankton and zooplankton into a food-web-based approach. The researchers found that oceans are a central component in the global carbon cycle, with a mean global carbon export flux of 6 petagrams per year.
A new clinical test called NPI+ has been developed to improve breast cancer treatment by providing more detailed information about a patient's cancer type and behavior. This will help clinicians create a more personalized treatment plan, leading to improved outcomes and reduced costs.
A new study published in PeerJ reveals that bold baboons are more likely to learn and demonstrate new skills to others, while shy individuals watch but do not participate. Personality differences play a significant role in social learning among animals, challenging previous assumptions about animal cognition.
A study of whole-genome sequencing (WGS) found it can aid clinical diagnosis and reveal genetic bases of rare diseases, but also raises questions about reproducibility and reportable findings. Comprehensive interpretation and reporting of clinically significant findings are seldom performed.
Researchers detected early evidence of Alzheimer's disease using brain scans and found that those with positive scans had a faster rate of decline on memory, language, and reasoning over three years. This biomarker could help clinicians better evaluate and treat patients at risk for cognitive decline.
A team of astronomers discovered mature galaxies at a record-breaking distance, containing 100 billion stars each. These galaxies formed rapidly over 1 billion years, with star formation rates hundreds of times higher than observed today.
Research from University of Chicago finds that gesturing with hands is more effective in teaching math than concrete action. Children who use gestures to solve problems generalize the knowledge better, showing an underlying principle. Gestures help children learn abstract concepts and symbols.
Researchers at the University of California, Berkeley, used electrical current to direct the movement of epithelial cells, a breakthrough that could lead to controlled forms of tissue engineering. The study demonstrates the potential for 'smart bandages' that use electrical stimulation to aid wound healing.
Conscientious personality traits appear to be a key risk factor for better health, with participants who were more conscientious having lower rates of obesity, high cholesterol, and hypertension. Researchers suggest that incorporating personality assessments into preventive healthcare could lead to more effective care plans.
The Technology Performance Exchange (TPEx) helps manufacturers and consumers exchange information on building-related products' energy performance. This enables apples-to-apples comparisons of products, supporting the deployment of high-impact technologies.
A cluster randomized controlled trial in 20 communities found no significant difference in alcohol-related harms between intervention and control groups, despite reported reductions in self-reported average weekly consumption of alcohol. The study suggests that community action alone may not be sufficient to reduce problem drinking and...
A recent study suggests that consumers who choose more expensive products based on perceived value may experience buyer's remorse in the long run. The researchers observed that participants valued functionality over ease of use and preferred products with more features despite the higher price.
A new study found that prosocial behaviors like altruism and compliancy significantly reduce the chances of adolescents displaying problem behaviors. Researchers suggest that intervention programs focus on encouraging youth to volunteer and help others to prevent deviant peer associations.
Researchers unveil SpectralFinder, a software that can record and analyze hyperspectral data in real-time on a mobile platform. The technology differentiates materials based on unique color spectra, enabling applications such as environmental monitoring and quality control.
A Henry Ford Health study of 168 MLB pitchers before and after Tommy John surgery found diminishing returns in pitching categories such as ERA, WHIP, and IP. Researchers also identified risk factors associated with the injury and debunked the perception that UCL reconstruction improves performance.
Research suggests that patients with metabolic syndrome are more likely to experience complications after total joint replacement surgery. Obesity is a significant factor in postoperative complications, with risks increasing for those with a BMI of 30 kg/m2 or higher.
Research finds nicotine patches do not aid pregnant women in quitting smoking; behavioral support remains most effective approach. Average birth weights similar between groups, but nicotine patch linked to higher blood pressure.
A new AGA/GCF Research Scholar Award will support Mohamed El-Zaatari's research into the role of myeloid cells in gastric pre-neoplasia. Gastric cancer is a deadly disease with limited funding, but this grant may lead to new targets for drug development and ultimately a cure.
Researchers at North Carolina State University developed a new technique using ATP as a trigger for targeted anti-cancer drug delivery. In laboratory tests, it increased the effectiveness of drugs targeting breast cancer, with a 3.6 times higher success rate than non-ATP techniques.
A new study found that children's exposure to advertising messages creates long-lasting positive feelings towards brands, making it difficult for them to change their minds. Parents are advised to discuss critical thinking skills with their children when exposed to advertising.
A study of 43,543 THRs found complication rates similar to younger patients among nonagenarians, with higher mortality rates within 90 days. The authors concluded that THR can be safely performed in this population.
A new study by University of South Florida researchers found that lithium salicylate produced steady blood and brain lithium levels for up to 48 hours after oral dose, reducing the risk of toxicity associated with current lithium therapy. This could lead to a less frequent dosing regimen and fewer side effects.
A study of 546 senior athletes found that genetics may play a role in preserving hip joints, with 72% of hips with FAI showing little to no evidence of OA. Most hips with signs of FAI will not develop osteoarthritis, suggesting other factors like cartilage type may contribute to joint health.
A study found that peer review research in biomedicine lacks dedicated funding, resulting in underrepresented studies and poor publication rates. The analysis included 614 abstracts and revealed a significant gap in the development of methods to improve peer review.
Researchers from Cleveland Clinic and six other institutions present findings on surgical reconstruction of anterior cruciate ligaments. They found that using auto-graft tissue resulted in lower failure rates for high school, college, and competitive athletes. The study aimed to improve ACLR outcomes and highlight changes in practice.
Experts warn that scrapping the alcohol duty escalator would lead to more affordable drinks, increasing alcohol-related deaths and hospital admissions. The UK is facing over 8,700 alcohol-related deaths annually, with £21 billion cost to society.
The report analyzes state demographics and policy characteristics to contextualize the impact of various solar policies on photovoltaic installations. Four peer groups reveal different policy effectiveness based on demographic factors such as median household income and community interest in renewable energy.
Lignin breakthroughs provide a new approach integrating biology, chemistry and engineering to understand how plants make products and structures needed for growth and development. The research team developed models that predict how pathway enzymes affect lignin content and composition.
Researchers used digital checkout data from Montreal neighborhoods to monitor food choices and socioeconomic factors. The study found that lower-income neighborhoods consume more soft drinks, highlighting the need for targeted efforts to encourage healthier diets.
Researchers found that opioid prescriptions stabilized after tripling between 1999 and 2008, but the impact of prescription drug monitoring programs (PDMPs) varies significantly by state. Nine states showed significant decreases, while eight experienced increases in MMEs dispensed per capita.
Researchers from Penn and CHOP confirmed a genetic link between missing DNA on the X chromosome and birth defects such as epilepsy, cleft palate, and respiratory failure. The study provides a mouse model to investigate the underlying molecular mechanism of these conditions and potentially identify genes responsible.
A new NASA study suggests that Earth's climate will continue to warm during this century, with a possible 20% increase in warming compared to previous estimates. The research focuses on improving the understanding of how airborne particles drive climate change, particularly in the Northern Hemisphere.
LEDs are expected to capture up to 90% of the lighting market by 2020, offering environmental benefits and high efficiency. GaN transistors enable faster switching speeds, leading to reduced energy consumption and increased light output.
Genethon, a non-profit organization, has partnered with Esteve to manufacture the gene therapy AAV9-hsulfamidase for treating Sanfilippo syndrome. This agreement supports clinical development and advances the treatment towards trials.
A diet rich in animal protein has been linked to lower odds of functional decline in elderly individuals. Men who consumed the most animal protein had a 39% reduced risk of experiencing declines in activities of daily living and higher-level cognitive functions.
A Massachusetts General Hospital study identifies factors that increase the risk of subsequent overdoses requiring emergency department visits. Analysis found that repeat ED visits for opioid overdose are associated with a higher risk of hospitalization and respiratory failure.
Researchers at Duke University have successfully demonstrated the world's first three-dimensional acoustic cloak, rerouting sound waves to create an illusion of emptiness. The device has potential applications in sonar avoidance and architectural acoustics, altering sound wave trajectory to match a flat surface.
A study found that consumers who feel powerful are more inclined to switch products or services. Brands can benefit by measuring consumer empowerment and diversifying their product lines. Empowering consumers through marketing campaigns can also lead to increased business.
Dr. Robert D. Schreiber receives AACR-CRI Lloyd J. Old Award in Cancer Immunology for his groundbreaking contributions to the field of cancer immunology, including identifying IFNγ as a key cytokine and developing the cancer immunoediting concept.
Researchers have identified two new species of desert poppies in California and Arizona, challenging the notion that deserts are devoid of vibrant flowers. The newly described plants belong to the Eschscholzia genus and possess unique characteristics, including vibrant yellow-colored inflorescences.
The George Washington University has received a record-breaking $80 million in gifts from the Milken Institute, the Sumner M. Redstone Charitable Foundation, and the Milken Family Foundation to address global public health challenges through prevention and wellness initiatives. The gifts will support new research, scholarships, and pro...
Researchers identified two new gene regions associated with bipolar disorder and confirmed three existing ones through a massive international collaboration. The study analyzed genetic data from over 9,400 patients and found that these genes work together with environmental factors to contribute to the disease.
Researchers found that young children in different cultures do not fully grasp the concept of intellectual property until around age 5 or 6. In contrast, older children and adults across cultures view copying as negative. The study suggests that cultural differences may not be as significant as previously thought.
A new study suggests that gift givers often prioritize desirability over practicality, leading to gifts that the recipient doesn't want. In contrast, receivers tend to value practicality more. Brands can help consumers consider the product's utility when buying as a gift, making the gift more appealing to both parties.
Researchers at the University of Montreal found that increased psychological distress and depression symptoms are associated with high cortisol levels, while severe burnout is linked to low cortisol concentrations. This study aims to develop more accurate screening tools for mental health professionals.
Researchers have eradicated solid tumors in laboratory mice using a novel combination of two targeted agents that stimulate an immune response. This approach allows the patient's own tumor to act as a cancer vaccine, differing from traditional methods where the immune system is stimulated by administering a vaccine.
A double-blind, placebo-controlled trial found no decrease in knee cartilage damage or improvement in bone marrow lesions with glucosamine supplementation. Glucosamine did not reduce urinary excretion of C-telopeptides of type II collagen, a predictor of cartilage destruction.
A study of two surgical procedures for pelvic organ prolapse found that they were similarly effective in treating the condition, with success rates of 59.2% and 60.5% after two years. The exercise program did not offer additional benefits to participants.
A timid jumping spider uses the scent of ants as a defense mechanism against spitting spiders, positioning itself near ant nests for protection. However, this protection also comes with a cost, as jumping spiders are preyed upon by their savior species, the weaver ant.
Researchers identified distinct brain activity profiles when making cost-benefit decisions about drinking alcohol. The study used fMRI to examine how the brain weighs pros and cons of drinking, revealing a neural signature associated with ambivalence between cost and benefits.
A new study using a driving simulator found that patients can return to driving safely four weeks after total hip replacement. Patients under 70 reached improved reaction times earlier than those over 70.
Research from NYU College of Nursing reveals that Magnet hospitals have superior practice environments, which lead to higher nurse-reported quality of care and better patient outcomes. The study found a positive correlation between positive work environments and excellent quality of care in both Magnet and non-Magnet hospitals.
Scientists have identified perivascular stem cells as a reservoir of HCMV, suggesting a potential treatment target. The discovery could lead to the development of novel targeted therapies to prevent HCMV re-activation and its associated complications.
Researchers found that western corn rootworm beetles resistant to crop rotation are less vulnerable to RNAi treatment, surviving longer on soybean leaves. The study suggests targeting a single gene may not be the best strategy for controlling pests.
The Holberg Prize 2014 has been awarded to scholar Michael Cook for his groundbreaking research on the relationship between Islam, religion, and politics. Cook's work emphasizes the role of religious values in shaping Islamic civilization from the medieval period to the present.
A new study found that reminders of relationships consumers don't have can lead to restrictions on indulgent spending, choosing lower-end brands and opting for healthier options. This effect is particularly pronounced during holidays and wedding season when relationship portrayals are prominent in advertisements.
Scientists have made a breakthrough in treating type 1 and type 2 diabetes by successfully converting gut cells into functional insulin-producing cells. The new method involves introducing specific transcription factors into intestinal crypt cells, which can then produce insulin and improve hyperglycemia in diabetic mice.
Following Tommy John surgery, MLB pitchers show significant improvement in performance, including reduced walks and hits per inning pitched. 83% of patients successfully return to professional play, extending their careers by an average of 3.9 years.
Researchers found that younger female patients, particularly those with post-traumatic or rheumatoid arthritis, had the highest pain scores. Surgical factors like general anesthesia and longer tourniquet time during knee replacement also contribute to postoperative pain.