A Mediterranean-style diet rich in green leafy vegetables and low in meat is associated with higher scores on memory and thinking tests among adults in their late 70s. However, the study found no link between the diet and better brain health or markers of healthy ageing.
A new study by researchers at the University of Cambridge and Royal Holloway found that children who experience certain behavioral challenges, such as hyperactivity and anxiety, are more likely to develop poor mental health in adolescence. The study also showed that children from less affluent backgrounds are more likely to experience ...
Children with epilepsy experience poorer sleep quality, disruptions, and parasomnias compared to healthy peers. Integrating sleep assessments into diagnosis and management could reduce seizures' impact on sleep and overall quality of life.
New study reveals that N-terminal acetylation shields proteins from degradation and inhibits programmed cell death, opening up new approaches for cancer therapy. IAPs play a wider role in protein quality control, recognizing defective proteins for destruction, and triggering apoptosis in tumor cells.
Astronomers have discovered a unique 'heart-shape' with intricate gas filaments at the centre of the Crab Nebula. The new 3D reconstruction challenges traditional supernova theories and provides unprecedented insights into the explosion.
Researchers found that elderly choir singers had better verbal flexibility and emotional wellbeing compared to control groups. Choir singing for longer periods also increased feelings of social togetherness among the elderly.
A new approach to extend probiotic survival in vivo is developed using Smectite, a drug commonly used for gastrointestinal diseases. The study found that Smectite promotes lactic acid bacteria (LAB) biofilm formation, leading to increased anti-tumour immune responses and improved immunotherapy efficacy.
Researchers found that people with cross-reactive antibodies had no protection against SARS-CoV-2, and these antibodies did not correlate with COVID-19 severity. The study suggests that pre-existing immune responses may play a role in reducing disease severity, but more research is needed to confirm this.
Researchers have elucidated the molecular structure of the Y2 receptor, enabling the development of targeted drugs for treating epilepsy and cardiovascular diseases. The study reveals that Y2 receptor blockers bind differently than comparable molecules at the closely related Y1 subtype.
Researchers developed a next-generation nanotherapy that specifically targets injured regions of arteries in mouse models mimicking angioplasty. The nanoparticles containing an microRNA switch offer promising biotechnology to advance the fight against atherosclerotic cardiovascular disease.
Researchers observed a rare event in vampire bats, where a female bat adopted an unrelated orphan after her mate's death. The adoption demonstrated the importance of social relationships in these animals.
A new study by Dr. Kenjiro Quides found that legumes grow to maximum size when a low or medium number of root nodules form, but high nodule numbers lead to drastically reduced growth. Rhizobia population size continues to increase with increasing nodule numbers, suggesting a hidden conflict in the symbiotic relationship.
Researchers use innovative technique called 'quantum squeezing' to dramatically speed up the search for dark matter in the lab. The team hopes to find axion particles, which are likely billions of times smaller than electrons and could explain the existence of dark matter.
Researchers discovered that stress triggers the formation of molecular droplets in the transcription regulator NELF, leading to a rapid downregulation of gene activity. This mechanism is essential for cell survival upon stress, as cells lacking proper NELF condensation experience higher death rates during stress.
Researchers found that prolonged algal blooms lead to larger fish catches, particularly for sardines and squid, in the Red Sea. The study used satellite images to analyze phytoplankton bloom timings and their effect on marine food webs.
Researchers discovered that a few cells in cable bacteria consume oxygen at extremely high rates, while the rest process food and grow without oxygen. This unique adaptation allows them to focus on food production while minimizing oxygen stress.
Researchers from MedUni Vienna and University of Vienna develop new oxytocin/vasopressin constructs with enhanced efficacy, inspired by naturally occurring dimers like locust neuropeptides. These bioactive molecules offer opportunities to optimize therapeutic application for various disorders.
A Temple-led team found a significant and sustained increase in firearm violence in Philadelphia following COVID-19 containment policies, which exacerbated existing issues like poverty and structural racism. The study suggests that these measures had a strong association with increased gun violence.
Researchers found gulls carrying resistant strains of Campylobacter and Salmonella, causing gastroenteritis in humans. The study highlights the importance of wildlife fauna as a reservoir for antibiotic-resistant bacteria, emphasizing the need for a one health approach.
A new method has enabled scientists to study the natural structure of large enzymes, revealing that they function differently than previously thought. This discovery could help better understand certain diseases, including Alzheimer's and those caused by viruses, and potentially lead to new treatment options.
The study found a 21% decline in submissions among incoming first-year undergraduates and a 7% decline among those with some prior experience. Neighborhoods with higher percentages of Black and Hispanic residents saw significant declines in applications, while areas with lower proportions of these groups experienced increases.
A Southwest Research Institute scientist has updated Mars chronology models to suggest that terrains shaped by ancient water activity on the planet's surface may be hundreds of millions of years older than previously thought. The new model also provides a revised age for Isidis Basin, now estimated to be 4-4.2 billion years old.
Experts review current understanding of modern human ancestry tracing back to the distant past, identifying three key phases in human evolution. The study suggests that no specific point in time can be identified when modern human ancestry was confined to a limited birthplace.
Global emissions of CFC-11 have fallen dramatically, with thousands of tonnes per year dropped between 2017 and 2019. The rapid decline is attributed to enhanced international efforts in eastern China and other regions, preventing a substantial delay in ozone layer recovery.
A study by researchers at the University of Sussex found that bumble bees dominate on certain flower species due to their energy efficiency, while honey bees thrive on others. The study analyzed the behavior of over 1000 bees and found that a bee's bodyweight and rate of visiting flowers determine its energy efficiency.
Researchers from Immanuel Kant Baltic Federal University develop an optimized arc melting technique to produce highly pure MAX-phases with controlled stoichiometry and pressure. This leads to increased manganese incorporation and reduced side phases, crucial for fundamental understanding of MAX-phase magnetism.
Researchers uncovered dynamic details of a platinum-based catalyst's active site, resolving earlier conflicting reports. They found that only certain platinum atoms play an important role in the chemical conversion, which may lead to designing more efficient and cost-effective catalysts.
A study found EVAR has a lower hospital mortality rate but a higher readmission rate compared to traditional open repair for ruptured abdominal aortic aneurysms. Researchers identified additional risk factors specific to EVAR, including prior EVAR repair and chronic kidney disease.
Researchers at The University of Tokyo found that slow dynamics of complex networks control the rate of demixing in phase separation. This discovery may lead to advances in devices like rechargeable batteries and catalysts.
A new drug, semaglutide, has been shown to cut body weight by 20% in a major global study involving over 1,900 participants. The study, published in the New England Journal of Medicine, found that three quarters of people who received the drug lost more than 10% of their body weight.
Researchers have successfully created a stable armchair-like hexazine N6 ring in tungsten hexanitride under high-pressure conditions. The compound, WN6, exhibits exceptional hardness and toughness, making it a promising candidate for high-energy-density materials.
A recent study found that a specific fungus infecting frogs disrupts their skin microbiome, leading to long-term changes. The frog's microbiome fails to recover even after the infection is cured, highlighting the need for further research on microbiome dynamics and disease resistance.
Research from Michigan State University identifies four distinct waves of the 1918 flu virus, similar to the COVID-19 pandemic. The study reveals that a spike in cases may occur late 2021 or early 2022 due to remaining susceptible individuals and lack of vaccination.
Researchers discovered that transparent materials are perceived as flatter than actual thickness, contrary to metallic or glossy surfaces. The study used a computational model to predict image cues contributing to judgment errors and identified regional variations in local luminance contrast as the key factor.
The study analyzed over 53,000 individuals from minority populations, providing new genetic insights into heart, lung, blood, and sleep disorders. The research aims to improve diagnosis, treatment, and prevention of common conditions leading to disability or death.
Researchers at the University of Illinois have discovered modified compounds called epo-NA5HT and epo-NADA that target multiple cannabinoid receptors, interrupting pain and inflammation pathways. These lipid epoxides are much more potent than their precursor molecules and offer a promising alternative to opioid-based painkillers.
Researchers identified three mechanisms that promote napping and found many genes also regulate sleep. The study linked napping to cardiometabolic health concerns, suggesting personalized recommendations may be needed.
The Stanford model describes a complex interplay between individual incentives and government policies in response to epidemics. It predicts waves of infection surges, reactionary social change, and perpetual cycling if short-term thinking is not considered in epidemic response.
A new study by NYU Langone Health found that New York City's subway system has the highest airborne particle concentration, with some stations reaching up to 77 times the typical outdoor air quality. The study measured air quality in 71 stations across four cities and found that even cleaner neighborhoods struggle with pollutants.
Researchers are harnessing the power of peptides to develop new therapeutics, leveraging vast libraries and animal venom to discover novel leads. Recent studies have shown promising results in pain relief and biopesticides, highlighting the potential for peptides to revolutionize the pharmaceutical landscape.
Political polarization affects consumer welfare by influencing financial decisions, relationships are hindered by polarization, and health suffers due to social isolation. Societal interests also suffer as individuals prioritize their party affiliation over evidence-based decision-making.
An international team of astronomers has developed a new system to directly image exoplanets in the habitable zone of nearby stars, potentially harboring life. Using mid-infrared imaging and adaptive optics, they captured images of planets about three times the size of Earth within habitable zones around Alpha Centauri A and B.
Researchers investigated the taxonomic composition and functional characteristics of filtrable freshwater organisms using radioisotope tracers and metabolomics. The study found that nanobacteria play a minor role in processing dissolved organic carbon, with limited time to uptake matter in rivers and streams.
Researchers developed a new approach to modifying coal combustion behavior, reducing unburnt carbon in ash residue and CO content in gaseous products. The method uses copper salts to intensify combustion and reduce emissions, improving fuel efficiency and minimizing energy use.
A study by Florida Atlantic University researchers found that breastfeeding mothers with depression exhibit different EEG patterns than non-depressed mothers, indicating improved brain development in infants. The study also reveals a positive effect of breastfeeding on maternal and infant affectionate touch.
A study published in Neurology found that strep throat exposure was associated with an increase of about 20% in ADHD symptoms of hyperactivity and impulsiveness in children with chronic tic disorders. However, researchers did not find a link between strep exposure and worsening tics or symptoms of OCD.
New research reveals that prenatal alcohol exposure impairs adult hippocampal neurogenesis in mice, while adult-generated neurons may contribute to recovery from alcohol dependence. The study suggests that targeting adult neurogenesis could lead to more effective treatment of alcohol use disorders.
Long-COVID symptoms persist for over 12 weeks in many patients, causing health problems like cough, fatigue, and cognitive difficulties. Researchers explore potential pathways and propose strategies to manage symptoms using insights from studies of chronic fatigue syndrome, fibromyalgia, and depression.
Researchers at Osaka City University demonstrated the mechanism behind FMT, showing how FMT can restore human intestinal flora by replacing damaged microflora with a healthy one. The study reveals the crucial role of bacteriophages and their host bacteria in the pathogenesis of rCDI and its recovery.
A new study reveals that athletes in track and field events like discus and javelin throwing, as well as marathon running, tend to achieve their best performances at a later age. This is attributed to the specific muscle fibres and techniques required for these sports, which allow for longer careers.
Researchers developed a method to suppress phase segregation in large perovskite single crystals, yielding state-of-the-art devices with long carrier lifetime and high charge mobility. The resulting photodetectors exhibited high responsivity, photoconductive gain, and fast response speed, paving the way for novel imaging applications.
Researchers created virtual reality 'doppelganger' avatars to train participants in public speaking, accelerating interpersonal skills learning. The study used AI-powered role models to enhance learning outcomes and improve communication skills.
Researchers used a mouse cachexia model to investigate myocardial damage in tumor-bearing mice, finding suppressed oxidative phosphorylation and glycolysis. The study validates the model for studying cancer-derived myocardial impairment, revealing various changes associated with cancer cachexia.
Researchers have discovered a new target for developing a drug treatment for obesity and type 2 diabetes. Glucose-dependent insulinotropic polypeptide (GIP) regulates body weight and food intake via a receptor in the brain, according to a recent study published in Cell Metabolism.
A new method was developed to investigate how Helicobacter pylori locates its target in the stomach. The technique successfully reported the probability of clockwise rotation in H. pylori and showed similarities with E. coli's flagellar control mechanism. This could lead to better understanding of chemotaxis and potential dietary inter...
Emerging technologies like plant nanosensors and Raman spectroscopy provide rapid, non-destructive insights into plant health and hormonal signalling. These species-independent tools bridge the gap between lab and field applications, offering new opportunities for plant science research.
A new study discovered that Black men's tumors have a higher proportion of plasma cells, which correlates with improved cancer survival after surgery. This finding suggests that plasma cells may be key drivers of prostate cancer immune-responsiveness and could lead to personalized treatment options for men of all races.
Researchers at the University of Colorado Boulder developed a low-cost wearable device that turns the human body into a biological battery. The device generates electricity by converting body heat into thermoelectric energy, making it a potential power source for wearable electronics.
Scientists observe significant reduction in CFC-11 emissions from eastern China and globally, following reported spikes in recent years. The decrease is attributed to successful actions taken to stamp out illegal production of the ozone-depleting chemical.
A COVID-19 telemonitoring program, implemented by Kaiser Permanente's Virtual Home Care Program, successfully reduced hospital admissions and ER visits. The program utilized daily telemedicine check-ins to monitor patients' oxygen levels, ultimately keeping them out of the hospital or emergency room.