Researchers developed a new mouse model to study the behavioral damage caused by repeated blows to the head. The study shows that mice with mild TBI develop similar behavioral problems as humans with chronic traumatic encephalopathy (CTE), including difficulty sleeping, memory issues, depression, and poor judgment.
A recent study reveals that the marine microbe Prochlorococcus has hundreds of distinct genetic subpopulations, each with a unique genomic backbone. This diversity is finely tuned for optimal growth under different conditions, creating a robust and stable population in the face of environmental instability.
A practical risk-management approach has been outlined by the NCI, NCRI and EORTC to integrate biomarkers into cancer clinical trials. The approach aims to promote quality, facilitate data exchange and accelerate research while respecting local approaches and legislation.
Researchers have discovered a new class of proteins called cnidarins that can block HIV virus penetration into T-cells, providing a potent barrier against infection. The proteins were found in a feathery coral collected off Australia's northern coast and show a unique mechanism of action.
A new program combines NASA's LabNotes and FieldNotes technologies with the mFarms platform to provide relevant satellite data to African farmers and distributors. This collaboration aims to improve crop health, reduce food insecurity, and enhance agricultural productivity in sub-Saharan Africa.
A study found that vitamin D levels are linked to better outcomes in several types of cancer. Patients with higher vitamin D levels tend to have better survival rates and remain in remission longer than those who are deficient.
Papers published on bmj.com suggest low physical capability in midlife is associated with poorer survival rates, while time spent in light intensity physical activity may ward off disability and reduce mortality. These simple tests can identify those at high risk of achieving a long and healthy life.
Researchers at EMPA have developed a water-based method for applying transparent conductive oxide (TCO) films, reducing energy consumption and costs. The new process uses molecular self-organisation to grow the TCO film without high-temperature thermal treatment.
Researchers discovered that 'lonely' microbes are more likely to mutate, resulting in higher rates of antibiotic resistance. The rate of mutation varies according to the number of bacteria present, with more 'lonely' bacteria developing greater resistance to antibiotics like Rifampicin.
Researchers at CNIO developed a new strategy to personalize cancer therapies for advanced patients by analyzing genetic mutations and testing drugs in 'Avatar' mice. The study showed clinical responses in up to 77% of patients, providing a promising approach for personalized medicine.
A violent tornado in Arkansas on April 27, 2014, left a distinct trail of damage visible from space. The Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA's Aqua satellite captured images of the area before and after the storm, showing pale brown trails where trees were uprooted.
A recent KU Leuven study reveals that suppressing positive emotions plays a significant role in the development of postpartum depression. The study found that women who downplayed or suppressed happy feelings were more likely to experience depressive symptoms postpartum.
A study by Rice University found that state-owned companies in China were less likely to engage in strategic entrepreneurship to gain market share as the state owned more equity. This hampered innovation and hindered the companies' ability to react to changing institutional demands.
Type 2 diabetes affects 24 million US citizens, with African Americans facing a 77% greater risk due to genetic, dietary and cultural factors. Culturally tailored healthcare is crucial for improving outcomes.
Research found that eating more fibre, especially cereal fibre, can improve long-term survival rates after a heart attack. Those who ate the most fibre had a 25% lower chance of dying in nine years compared to those who ate least fibre.
The NRL research team has developed a method to fabricate nanocrystalline spinel that is 50% harder than current spinel armor materials, offering improved protection and weight savings. The new material demonstrates increased hardness even at extremely small grain sizes, making it suitable for high-performance applications.
Researchers discovered that Mgat5 gene deficiency leads to improved glucose control and resistance to high calorie diets. The hexosamine biosynthesis pathway (HBP) enhances glucagon receptor sensitivity to increase liver glucose production.
Research by UCSB professor Hillary Young finds that large wildlife decline leads to an increase in rodent populations, resulting in more fleas and a higher risk of human disease. The study's findings highlight the importance of protecting large and at-risk wildlife species to mitigate this risk.
Research at the University of Missouri-Columbia found that information technology, such as smartphone apps, can aid in weight loss by streamlining tracking and providing visual feedback. Social support, however, remains essential for long-term success, with in-person connections preferred over online networks.
A new poll found that 53% of parents limit children's entertainment screen time by location, while 13% do not. Parents' views on reasonable screen time vary by age, with 88% of those with children aged 2-5 years old believing two hours or less daily is reasonable.
A study found that owning luxury products leads to higher satisfaction with life, whereas using them has a detrimental effect. Participants who kept luxury versions of durable items or consumable goods were more satisfied than those who only used them.
Research spanning nearly a century reveals that girls have consistently higher grades than boys across various subjects, including math and science. The study's findings contradict recent claims of a 'boy crisis' and suggest social and cultural factors may contribute to the difference in performance.
A Dartmouth-Cornell study found that anti-smoking TV ads using anger are more effective in increasing anti-smoking attitudes and intentions. The research, which manipulated the actor's expressed emotions, showed that the anger-framed ad increased perceived dominance of the speaker.
Researchers have finally found a theoretical explanation for the differences in thermal conductivity between similar materials, which could lead to the discovery of new thermoelectric materials. The findings are reported in the journal Nature Communications and were partly supported by the U.S. Department of Energy.
The OCULLAR instrument can measure ocean color under low-light conditions, allowing scientists to monitor the health and chemistry of the oceans around the clock. This capability will enable researchers to study phytoplankton, microscopic ocean plants that form the base of the oceanic food web.
A study found that longer diabetes duration is associated with brain volume loss and grey matter shrinkage, contrary to previous assumptions about its impact on small vessel ischemic disease. The researchers suggest potential implications for cognitive decline in patients with diabetes.
A new study found that poor global QOL scores do not predict worse survival in high-risk lung cancer patients undergoing sublobar resection, contradicting prior studies. Patients with breathing problems at baseline or decline in function after surgery had poorer overall survival.
Patients with arteriovenous malformation (AVM) in their brains are less likely to have a stroke or die if left untreated, according to a new study. This long-term outcome is better than those who received treatment for the condition.
Researchers at the University of Exeter found that burying beetle size depends on a combination of early life experiences and adult competition. Beetles with good nutrition as larvae had an advantage over those with poor nutrition, especially in high-competition contests.
Researchers identified 24 functional categories of genes with strong positive selection in ant lineages, including those related to nervous system development and immunity. Ant-specific signals on mitochondrial activity genes may be responsible for increased queen lifespan up to 30 years.
Patients with a documented diagnosis of dementia are nearly 20% more likely to be readmitted within 30 days than those without dementia. This is due to difficulties comprehending discharge instructions and multiple medical conditions.
Researchers discovered that tumors with specific immunogenic mutations can activate a protective immune response, leading to higher overall survival rates. The study's findings support personalized cancer immunotherapy approaches and the use of tumor-specific mutations in creating targeted vaccines.
A recent study published in the Endocrine Society's Journal of Clinical Endocrinology & Metabolism found that the World Health Organization's Fracture Risk Assessment Tool (FRAX) underestimates the true dangers for people who are younger than 65 or have been treated for a single broken bone. The study used the Canadian BMI-FRAX form of...
Researchers at Binghamton University will study biofilms implicated in 80% of infectious diseases using a new fluorescence-activated cell sorter. The machine allows for separation and analysis of subpopulations of cells without killing them.
A study published in Molecular Psychiatry found that malfunctions in five genes - AUTS2, CDH8, MECP2, HUWE1, and TRAPPC9 - contribute to pathology in schizophrenia, autism, and intellectual disability. These genes play a crucial role in epigenetic regulation of transcription and may be essential for normal brain development.
Researchers have identified DAZAP1 as a 'master regulator' of gene expression in cancer cells, inhibiting the progression of several types of cancer cells. The discovery sheds new light on the protein's potential as a drug target for cancer treatment.
UC Riverside researchers created a method to classify different species of insects with up to 99% accuracy using inexpensive wireless bug sensors. The sensors track multiple insect flight behavior patterns and generate large amounts of data for classification algorithms.
Resveratrol has been found to control the body's inflammatory response by binding to the estrogen receptor without stimulating cell proliferation. This study reveals a new pathway for resveratrol's beneficial effects in aging, inflammation, and metabolism.
Researchers from the University of Warwick warn that socio-economic status is not a reliable indicator of bullying behavior, contrary to common assumptions. The review found that bullies come from all social backgrounds and are only marginally less likely to be from high socioeconomic levels.
A new study found that paper wasps with variable facial patterns have more acute vision relative to size than those without, suggesting that social communication drove the evolution of larger compound eyes. This discovery extends the idea that feedback from the environment can drive changes in sensory capabilities.
A new study suggests that detecting life on exoplanets is more difficult than previously thought, as a lifeless planet can mimic the same results as one with a biosignature. The resolution needed to distinguish between genuine and false positives is impossible with current telescopes.
Microfluidic technology reveals potential biomarker for early pancreatic cancer, capturing circulating pancreas cells in 33% of patients with early lesions. The detection may indicate an early sign of cancer, and a clinical trial is underway to predict patient risk.
The Cosmic Web Imager has obtained three-dimensional pictures of the intergalactic medium, revealing the structure of the IGM for the first time. The instrument has detected a possible spiral-galaxy-in-the-making, three times the size of the Milky Way.
A new study reveals that children with autism spectrum disorder (ASD) are more likely to experience gastrointestinal (GI) complaints, including constipation, diarrhea, and abdominal pain. The research highlights the need for standardized screening instruments and clinical guidelines to detect and address GI symptoms in ASD patients.
A new study finds early fossil sponges exhibiting tetraradial symmetry, a four-fold arrangement of spicules, in well-preserved fossils from the Cambrian period. This symmetry was previously unknown in living sponges and suggests a more complex ancestry than previously thought.
Researchers from Rice University and Georgia Tech measured graphene's fracture toughness for the first time, finding it to be somewhat brittle. The study highlights the importance of fabricating high-quality graphene sheets without defects to ensure its structural applications.
NASA's Aqua satellite captured infrared data on Typhoon Tapah, showing strong thunderstorms and cold cloud-top temperatures. The storm is expected to weaken and curve northeast before reaching Iwo To, due to increasing vertical wind shear in its path.
Researchers found a decreasing trend in early deaths after ASO, but a rising trend in late deaths due to improved post-surgical care. Implementing ECMO was associated with early death, highlighting the need for re-evaluating mortality targets and quality assurance measures.
Researchers investigated four trained therapy dogs and found no stress during group therapy. The study established that freedom relaxes the dogs, reducing cortisol levels, and symptoms of stressed dogs include hair loss and anxiety-like behaviors. Regular supervision is recommended for therapy dogs to ensure their well-being.
A team at Washington University in St. Louis solved the structure of NolR, a master off-switch for the nodulation process that converts bacteria into nitrogen-fixing organisms. The discovery provides insight into the biological machinery of nitrogen-fixing and may lead to re-engineering crop plants with on-site nitrogen-fixing systems.
Scientists at Helmholtz-Zentrum Berlin have developed a new tool to investigate the chemistry of nature using ultrashort laser pulses. The tool allows for insights into electronic and structural dynamics of molecules and molecular complexes, revealing mechanisms of molecular processes on subpicosecond timescales.
Researchers at the University of British Columbia found that consumers who experience rudeness from sales staff are more likely to purchase and wear luxury brands. The study suggests that a 'snobbish' attitude is beneficial for high-end retailers, but only if the salesperson appears authentic.
Researchers found that mobile users tend to distrust sites with instant gratification messages, and are more willing to share sensitive information after viewing security alerts. This phenomenon suggests that users prioritize privacy over convenience in digital interactions.
A study by Carnegie Mellon researchers found that providing digital feedback after medication taking improved adherence rates, promptness, and correctness. Participants who received ongoing feedback showed significant improvements compared to those who didn't, suggesting a beneficial effect of continuous monitoring.
A recent study published in PLOS Medicine found that only about half of strokes are attributable to known risk factors. The researchers analyzed data from over 6,800 individuals and estimated that hypertension and smoking were the most significant contributing factors.
Researchers have identified a new and accurate test for Parkinson's disease using 3T MRI scanning technology, known as the 'swallow tail' appearance of the healthy nigrosome. This sign is absent in Parkinson's disease, making it a potential diagnostic tool for clinicians.
A new study has identified molecules that send detrimental signals in preeclampsia patients, which may lead to poor health outcomes in babies born to mothers with the syndrome. The researchers found that these molecules are associated with increased risk of disease later in life.
The paper argues that universities should value faculty patents and commercialization activities equally in decisions related to tenure and academic advancement. The authors suggest that encouraging innovation and supporting bright young faculty can lead to a culture change that recognizes the value of these activities.
A French study found a small link between HIV drug use during pregnancy and an increased risk of heart defects in children. However, the benefits of antiretroviral therapy in preventing mother-to-child transmission of HIV outweigh the risks.
A team of researchers has developed a tool to accurately identify the biogeography of worldwide individuals using genetic distribution and geographical distance. This method, called GPS, is sensitive and specific, allowing it to identify place of origin even in ethnically diverse regions like the US.