A nationwide cohort study revealed a higher risk of placental problems, premature births, and severe bleeding in subsequent deliveries following uterine artery embolization. Babies born to mothers who underwent UAE also had a higher chance of major birth defects, particularly heart problems.
A self-supported film catalyst with CNTs and Ni-Ni(OH)2 heterostructure has been designed for activated hydrogen evolution reaction (HER), exhibiting excellent performance in alkaline solution. The catalyst showed outstanding catalytic properties, including a low onset overpotential of 0 mV and steady overpotentials.
A nonrandomized clinical trial found that wearable devices can increase moderate-to-vigorous physical activity and reduce dyspnea at 6 months post-lung cancer surgery. This suggests a promising role for wearable devices in personalizing perioperative rehabilitation strategies.
A new computational tool, FRNSIC, developed by Penn State scientists can help decision-makers explore possible futures of the Colorado River and identify consequential scenario storylines. The tool uses exploratory modeling to investigate a large number of plausible future conditions and classify relevant storylines for stakeholders.
Researchers at MIT found that a two-dose schedule for an HIV vaccine can generate a strong response to the virus, outperforming a traditional seven-dose regimen. The first dose primes the immune system, helping it to produce antibodies more effectively when a larger dose is administered one week later.
A Virginia Tech research team has identified a molecular mechanism by which Shigella flexneri bacteria manipulate host molecules to ensure their survival. The study provides a new understanding of the infection pathway and its potential implications for preventing similar infections in other bacteria.
A team of researchers from Xi'an University of Architecture and Technology developed two active Schottky junction electrocatalysts using a targeted doping and interfacial coupling strategy. These catalysts exhibit stable hydrogen evolution reaction activity and high selectivity for oxygen evolution under alkaline medium, achieving effi...
A new study provides further evidence that SARS-CoV-2, the virus responsible for COVID-19, likely originated from animals sold at the Huanan Seafood Market in Wuhan, China. The analysis of genetic data found that wildlife species such as raccoon dogs and civet cats were present at the market and may have carried the virus.
Researchers propose a new model for understanding how new genes can originate through the recycling and innovation of ancestral genes. A study on antifreeze proteins in fish reveals that similar proteins evolved independently from different genetic sources, demonstrating convergent evolution and protein sequence convergence.
Researchers discovered ponsegromab, a monoclonal antibody, improves symptoms of cachexia by blocking the GDF-15 hormone. The treatment shows minimal side effects and boosts weight gain and patient activity in cancer patients.
Blanca Barquera's research aims to improve understanding of the energy metabolism of Bacteroides, a crucial step towards designing effective probiotic formulations. The study will investigate how Bacteroides utilize carbohydrates and Vitamin K from host diets.
Researchers found that large language models used in home surveillance can make inconsistent decisions about calling the police, even when videos show no crime. Models often disagreed with each other and exhibited inherent biases influenced by neighborhood demographics.
The study of Earth system science aims to understand mutual transmission and coupling relationships between geospheres and subsystems at various scales. The field focuses on the physical, chemical, and biological interactions between different geospheres, and its globality and unity with a holistic view are key characteristics.
A new AI model called Crystalyze can analyze X-ray crystallography data to determine the structure of powdered crystals. The model was trained on a database of over 150,000 materials and successfully predicted structures for over 100 previously unsolved patterns.
The American Academy of Pediatrics will host its 2024 National Conference & Exhibition in Orlando, Florida, featuring cutting-edge research and educational seminars on key pediatric health issues. The conference will address topics such as suicide prevention, mental health, and the impact of gun laws on child health outcomes.
A research team has successfully recreated wrinkle structures in biological tissue in vitro, revealing the mechanisms behind their formation. The study found that compressive forces and dehydration play a crucial role in wrinkle formation, mirroring aging skin effects.
Researchers at RMIT University have developed a low-carbon approach to producing ammonia, which is used in fertilizers and as a carrier for hydrogen. The new method uses liquid metal catalysts, reducing energy consumption by 20% and carbon emissions by 98%. This could significantly reduce the environmental impact of agriculture and sup...
Researchers from Osaka University used machine learning to assess the shapes, sizes, and other physical features of bacteria based on microscope images. The results showed that antibiotic-resistant strains were fatter or shorter than their parental strains, especially those resistant to quinolone and β-lactams.
Recent study reveals that Earth's mantle is chemically more homogeneous than previously thought, with lavas acquiring unique properties during ascent. This discovery has significant implications for understanding Earth's formation, plate tectonics, and global element cycles.
Researchers at Rice University and Baylor College of Medicine are developing a new cell therapy platform to suppress inflammation and lung damage in ARDS patients. The platform uses engineered retinal pigment epithelial cells to locally produce anti-inflammatory agents, promising improved patient outcomes.
Researchers developed a model using gene activity to predict when Somei Yoshino cherry tree buds awake from dormancy. The study found that the breaking of endodormancy requires around 61 days with temperatures lower than 10.1°C, and climate change is delaying this process by 2.3 days per decade.
Researchers will focus on automating repetitive tasks to improve efficiency and reduce reliance on manual labor. The goal is to increase automation adoption among nurseries, promoting sustainable growth in the rural communicates where the industry is predominantly located.
Researchers have identified 18 beneficial bacterial strains that suppress the growth of harmful bacteria and alleviate inflammation in mouse intestines. The strains compete with harmful bacteria for nutrients, promoting a healthier intestinal microbiome and potentially treating antibiotic-resistant gut infections.
Keck Graduate Institute has been awarded a $750,000 grant from the Department of Energy to investigate the effects of low-dose radiation on human beings. The research aims to advance society's understanding of the collateral and long-term effects of radiation exposure.
A study published in Nature Communications found that the MYC gene is a common culprit driving prostate cancer progression. The research reveals how MYC activation attracts immune cells to the tumor but later helps hide it from immune detection, making it undetectable.
Research reveals a link between menopausal hot flashes, increased brown adipose tissue activity and childhood cold exposure. Women with higher BAT activity are nearly three times more likely to experience bothersome hot flashes.
This study reveals how Mars' induced magnetosphere responds to solar wind conditions, including IMF strength, dynamic pressure, and EUV flux. The research finds significant positive correlations between magnetic field residuals and IMF intensity and solar wind dynamic pressure.
Researchers have established a precise genome modification method using prime editing in dicot poplar, achieving high efficiency rates for single-base substitutions and multiple-base substitutions. However, the system's low efficiency for small-fragment insertions/deletions warrants further optimization.
A new USDA-funded research grant supports the development of sustainable, biodegradable mulch films that can provide nutrients to crops while reducing plastic pollution. The project aims to create durable and effective films that can be used for years without harming the environment.
Researchers at Cranfield University have developed an innovative method for identifying biomarkers in wastewater using origami-paper sensors, enabling early detection of infectious diseases. The new test device is portable, fast, and cost-effective, making it a game-changer for public health measures.
A team of physicists analyzed biophotons from lentil seeds to test if they play a role in plant information transport. Their statistical analyses support the emergence of plant 'intelligence', where biophotonic emission carries information for communication and cooperation among cells.
Researchers found that Brazilian vegans' diets consisted mainly of unprocessed foods, with a significant reliance on ultra-processed proteins like textured soy protein to meet their protein needs. The study's findings contradict the stigma surrounding veganism and its ability to provide adequate nutrition.
Researchers have conducted the largest genomic survey of the syphilis bacterium to date, correlating genetic data with clinical information to identify potential targets for a vaccine. The study found differences in bacterial strains between continents, but also similarities that suggest a global vaccine could be effective.
Researchers have made key insights into river avulsion phenomenon, shedding light on conditions that create sudden changes in river course. The study provides a novel framework for predicting avulsion hazards using satellite technology and topographic data.
The team proposes an approach for arbitrarily controlling the polarization direction and phases of reflected waves in linear and nonlinear ways using a stacked programmable metasurface. They achieved high polarization rotation ranges and demonstrated applications in imaging, data storage, and wireless communication.
A new international study provides a list of wildlife species present at the Huanan Seafood Wholesale market where SARS-CoV-2 likely arose. Genetic material from raccoon dogs, civet cats, and other species was found in samples from market stalls.
Researchers create a novel approach to constructing a KF/Zn-rich hybrid interface layer on potassium metal, resulting in an anode with enhanced electrochemical performance and prolonged stability. The study demonstrates the potential of dendrite-free potassium metal batteries for large-scale energy storage systems.
A new wearable sensor detects wheezing in children with high accuracy, overcoming humidity and temperature limitations. The integration of carbon nanotubes into electrospun polyacrylonitrile scaffolds enables accurate exhaled gas detection.
A recent study has successfully decoded the autotetraploid genome of the wax apple, uncovering its genetic evolution and key factors driving fruit diversity. The research highlights the fruit's rich antioxidant profile, with implications for human health, and identifies genes regulating fruit size, sugar content, and male sterility.
The Safe-Hub platform provides a harmonized and standardized database for pollinator health, monitoring, distribution, and conservation. It offers various tools and resources, such as species distribution maps, knowledge library, and events calendar, to support recommendations and co-design solutions for wild pollinator decline.
Researchers at the CNIC found that respiratory complex I possesses sodium transport activity essential for efficient cellular energy production. This discovery provides a molecular explanation for Leber's hereditary optic neuropathy and may have implications for other neurodegenerative diseases.
The September 2024 issue of Isis pays tribute to the centennial anniversary of the History of Science Society (HSS), exploring its rich history, publications, and contributions. The journal has co-authored most articles with early career scholars to advance equity and collaboration.
Researchers at Tohoku University created a detailed model of organic matter production in ancient Martian atmosphere, suggesting that formaldehyde contributed to formation of organic matter. The study found that the depletion of 13C in organic matter on Mars was due to photodissociation of CO2 by solar ultraviolet radiation.
A new study reveals that two specific genes in the RNA interference pathway play a crucial role in preventing virus transmission from parent to progeny in plants. This discovery could lead to healthier crops and potentially reduce the transmission of diseases like Zika from mothers to human children.
Researchers found an association between conservatism and larger amygdala size, as well as positive correlations with other brain regions such as the fusiform gyrus. However, no consistent association was found with the anterior cingulate cortex (ACC), a region involved in error detection and emotional regulation.
The integration of artificial intelligence in intratumoral immunotherapy can refine diagnoses, guide interventions, predict treatment responses, and adapt therapeutic strategies. This enables the enhancement of patient outcomes, including improved survival rates and quality of life.
Researchers found that similar personalities in geese lead to better breeding outcomes due to consistency and responsiveness among parents. The study, published in Animal Behaviour, supports the idea that personality traits influence reproductive success in animals.
A new study found that genetic differences account for 60% of variation in food fussiness at 16 months and 74% by age 13. Environmental factors become more influential in later years.
Researchers at Ohio State University developed a ventilator-on-a-chip model that simulates lung injury during mechanical ventilation. The device detects real-time cellular changes, revealing shear stress from air sac collapse and reopening as the most injurious type of damage.
The seasonal influenza vaccine was found to be safe in women with successive pregnancies, regardless of the interpregnancy interval and type of vaccine used. The study's findings support recommendations for vaccinating pregnant individuals or those who may become pregnant during the influenza season.
Researchers from Osaka Metropolitan University have developed a method to detect coronavirus spike proteins quickly and selectively using a light-induced immunoassay. The technique uses a milliwatt-level laser and can complete the entire process in under 5 minutes.
Researchers found that border-associated macrophages (BAMs) with ApoE4 protein produce inflammatory oxygen free radicals, damaging blood vessels. Removing BAMs or reducing ApoE4 expression eliminated the harmful vascular effects. The study may help identify new approaches to preventing or treating Alzheimer's disease.
The study presents a curve of global mean surface temperature that reveals significant fluctuations in Earth's temperature over the past 485 million years. The research confirms that carbon dioxide is strongly correlated with global temperatures across geological time.
A recent study reveals how phosphate signaling and jasmonate pathways interact to regulate catechin biosynthesis in tea plants, influencing both economic value and health benefits. The findings highlight the importance of understanding molecular mechanisms governing catechin production under varying nutrient conditions.
A recent study published in JAMA Network Open found that optimizing body mass index (BMI) from preconception to early pregnancy can improve fertility outcomes, including reduced miscarriage risk. The research suggests that maintaining a healthy BMI may be an important strategy for women and men seeking to conceive.
Researchers create interlocking glass bricks that can withstand pressures similar to concrete blocks, aiming to reduce embodied carbon in construction. The 3D-printed bricks are designed to be reused and repurposed, promoting a circular construction method.
The study found that daily homework assignments were most effective for improving mathematics achievement, while science performance benefitted from homework assigned three to four times a week. Short-duration homework tasks lasting up to 15 minutes were shown to be just as effective as longer assignments.
A new study led by Case Western Reserve University finds a significant increase in suicidality among Black youth on Chicago's South Side, attributing it to factors such as bullying, community violence, and neglectful parenting. The study also identifies authoritarian parenting as a protective factor against suicidality.
UTHealth Houston researchers are exploring new pathways to treat Alzheimer's disease through multiple projects funded by the Texas Alzheimer's Research and Care Consortium. Studies aim to investigate ACSL4 gene, delirium's impact on disease progression, biological aging, and noninvasive diagnosis methods.
Researchers used cutting-edge molecular biology tools and GPS tracking data to determine the dietary habits of different animal species in Yellowstone. They found that feeding behaviors depend on body size, with smaller species diversifying their diets in summer and larger animals competing for resources in winter.