A study found that commuters in poor cities experience higher levels of in-car air pollution, with windows-open setting exposing passengers to hotspots of pollution for up to a third of the total travel length. Car cabin filters were more effective in removing pollutants than fine particles.
In a breakthrough study, scientists successfully implanted highly specialized neural stem cell grafts directly into mouse spinal cord injuries, showing they integrated with host networks and behaved like neurons. The grafts displayed spontaneous activity, responded to sensory stimuli, and formed functional connections with host neurons.
The study found that the Pacific Island Countries (PICTs) are vulnerable to food insecurity due to their reliance on global supply chains. However, researchers suggest that bolstering local production and intraregional trade can strengthen the food system and protect against malnutrition. The PICTs have the potential to rely on traditi...
A new study found that absorbed plant miRNA MIR2911 in honeysuckle decoction can directly target SARS-CoV-2 genes and inhibit viral replication. Drinking the decoction accelerates negative COVID-19 patient conversion, suggesting a potential therapeutic strategy for treating SARS-CoV-2 infection.
Researchers discovered that stressed bacteria's damage-containment system can become overwhelmed, prompting cells to activate alternative pathways for DNA replication and growth. This response allows cells to maintain normal functions under stressful conditions.
As autonomous vehicles challenge traditional auto-related funding streams, cities must prepare for potential revenue implications. Researchers analyzed transportation network companies' impact on parking demand and found a non-linear relationship between Uber trips and occupancy. Cities can adjust parking policies by time/day, lower pr...
A survey of 95 Central American migrants found that 74% experienced food insecurity, with factors including days in transit and travel companion illness. The researchers offer potential remedies for strengthening migrants' access to food, including information on procuring nutrition and prioritizing inexpensive food.
A comprehensive catalogue of human genome's molecular elements has been produced by the ENCODE collaboration, providing insights into potential regulatory regions. The resource will help all human biology research moving forward, particularly in understanding genetic variants and their functions.
A new analysis found that microorganisms causing human diseases can be present in vultures, including multi-resistant bacteria. However, there is no clear evidence that vultures spread pathogens to humans and other species, but they may help prevent disease transmission by consuming carcasses.
Researchers biofabricated human colorectal cancer organoids to understand how tumors grow in their natural microenvironment and respond to treatments. The study replicated native tumor tissue in a laboratory model and validated its effects on whole-body physiology, paving the way for new therapies targeting the extracellular matrix.
Research suggests that increasing levels of education may be protective for people with a gene for familial early onset Alzheimer's, delaying the development of amyloid plaques. Participants with less than 10 years of education had twice as many plaques as those with more than 16 years.
A new study led by McGill University researchers found that two-thirds of hospitalized seniors are prescribed inappropriate medications, increasing the risk of injury and adverse drug reactions. The study concludes that improving hospital prescribing practices can reduce this risk.
Among patients with peripheral artery disease (PAD) and coronary artery disease, limited use of recommended medications was observed. Despite similar treatment needs, Hispanics of Mexican background reported the lowest usage of cardiovascular medications, highlighting the need for targeted interventions.
The new method uses a non-traditional imaging approach to achieve fast imaging speeds with high spatial resolution. It demonstrates the technique by creating an x-ray movie of a blade rotating at 100,000 frames per second.
Researchers in Spain studied bird nests to understand how insects and parasites detect gas concentrations, finding a positive correlation between carbon dioxide and biting midges. The study also found that methane concentration was related to bacteria in nesting materials.
Scientists have found a way to measure the quantum distance of Bloch states in solids by applying a magnetic field, enabling the detection of anomalous Landau level spreading. This discovery reveals that the quantum metric plays a crucial role in determining material properties.
A cross-sectional study in the Netherlands found that loneliness experiences differ by age, with certain factors associated with loneliness varying across adult life stages. The strongest association with loneliness was found for those who felt excluded from society.
Dr. Sanjana's research uses high-throughput genome engineering technologies to identify genes that can boost the effectiveness of CAR T-cell therapy for pancreatic ductal adenocarcinoma. The project aims to overcome immunosuppression in pancreatic cancer and potentially lead to improved immunotherapies.
Quat-containing disinfectants have raised concerns over potential toxicity, with links to fertility and developmental problems found in animal and cell experiments. However, industry experts argue that skin irritation is the biggest concern, and typical exposures in people are unlikely to pose significant health risks.
Researchers used computational modeling to visualize heart valve implant behavior for the first time, revealing that thinner biological tissues can induce leaflet flutter, compromising durability and causing blood cell damage. This study builds upon decades of research and showcases the importance of supercomputing power in improving s...
A new drug, ofatumumab, has been shown to significantly reduce inflammation and clinical relapses in patients with relapsing multiple sclerosis. Nearly nine out of ten patients on the treatment showed no sign of disease activity after one year.
The NIH Medical Imaging and Data Resource Center (MIDRC) is a collaborative effort to develop new AI-powered diagnostic tools for COVID-19. The center aims to accelerate the development of personalized therapies by analyzing medical images and clinical data, leading to improved patient outcomes.
A team of researchers at Argonne National Laboratory has discovered a possible breakthrough solution for controlling defects in 3D printing by using temperature data to predict the formation of subsurface defects. This could eliminate costly inspections and enable mass production of complex metallic components.
Researchers studied how microbes in fermented sausages influence fatty acid production, revealing differences between microbe combinations. The study found that specific bacteria alter the composition of fatty acids, contributing to desirable traits like antifungal activity and flavor profiles.
A new study of over 44,000 species reveals herbivores have consistently faced the highest threat of extinction in modern times, past decades, and the late Pleistocene era. The research also shows that ocean predators are facing greater existential pressures than their land-dwelling counterparts.
Researchers develop a new mouse model of permanent neonatal diabetes using the Kuma mutation, which exhibits severe insulin-deficiency and beta-cell dysfunction in an immune deficient background. The study successfully reverses hyperglycemia with insulin implants, making it suitable for islet transplantation research.
Researchers developed a terahertz wireless chip using photonic topological insulators, enabling error-free signal transmission at 11 gigabits per second. The discovery paves the way for ultra-high-speed communication in future '6G' networks.
Research suggests that bacterial infections, as indicated by antibiotic purchases, increase the risk of coronary heart disease in individuals with type 1 diabetes. Elevated levels of bacterial lipopolysaccharides also contribute to this increased risk.
Researchers studied iPS cell-derived heart muscle cells after transplantation to understand the phenomenon of irregular heartbeats. They found that the activity of working-type cells increases significantly, while nodal-like cells decrease in proportion, leading to a reduction in arrhythmia.
Researchers at Sanford Burnham Prebys Medical Discovery Institute have discovered a novel drug target, PPP1R1B, that stops the spread of pancreatic cancer in mice. Increased levels of this protein have been found in tumor samples from people with metastatic pancreatic cancer, suggesting it has therapeutic potential.
A recent analysis found that adults with rheumatoid arthritis had a lower risk of developing type 2 diabetes compared to other individuals. The study, published in Arthritis Care & Research, used a US commercial insurance database and included over 449,000 people.
A new study reveals that rock debris on glaciers can significantly reduce melt rates, with 7.3% of the world's total mountain glacier area covered in debris. This finding has significant implications for predicting future water resources and sea level rise.
Blocking TLKs triggers alternative telomere lengthening system, activating innate immune system and potentially attracting immune cells to combat cancer.
Researchers discovered evidence of ancient subduction in China and six other continents, revealing that plate tectonics went global 2 billion years ago. This finding provides the first global evidence for the operation of plate tectonics at this age.
Researchers found that intestinal microbes direct antibody development before infection, with diverse B cell receptors shaped by beneficial bacteria. This process is not random and can be influenced by the type of microbe and its location in the body.
The investigational vaccine induced neutralizing antibodies in mice, providing protection against SARS-CoV-2 infection. Additionally, mice challenged with the virus after a single dose showed protection against viral replication in the lung, indicating potential efficacy in humans.
A study published in Acta Obstetricia et Gynecologica Scandinavica found that HPV vaccination significantly reduces the risk of high-grade cervical intraepithelial neoplasia, a precancerous condition leading to cervical cancer. Vaccination coverage was high among young women born in 1993, resulting in a 30% lower risk compared to those...
Scientists have unexpectedly found lightning in Jupiter's upper atmosphere, with ammonia playing a crucial role. The discovery reveals a complex atmosphere that challenges previous predictions, indicating an unexpected process causing the phenomenon.
A new pediatric study finds significantly higher COVID-19 infection rates among minority and socioeconomically disadvantaged children in the US. The study mirrors disparities found in adult populations across the country.
The study combines communication, electrical engineering, and business students to tackle real industry challenges, fostering cross-disciplinary learning and intellectual dexterity. The initiative aims to create cohesion among disciplines and equip students with skills for success in professional settings.
Researchers have developed a three-pronged approach to predict novel electrocatalysts, which can simulate many atoms at once and transform catalyst development. The new method allows for high-throughput screening powered by machine learning, accelerating the discovery of efficient electrocatalysts.
A team of Virginia Tech researchers discovered a new biosynthetic pathway for allicin, the compound responsible for garlic's unique flavor and aroma. This finding enables farmers to predict and control the strength of their crops, leading to more consistent production and greater flavor profiles.
A new study reveals that microbes in the seabed can survive on extremely low levels of energy, with some using methane and sulphate as alternative sources. This discovery challenges our understanding of life's limits and has significant implications for Earth's carbon and nutrient cycles.
A Canadian-UK research team is conducting a $100,000 study to understand teenage vaping habits. The 'by-youth-for-youth' approach involves teen co-researchers and will culminate in developing a youth-informed education campaign.
An initiative promoting hospital mobility in the US yielded encouraging results, with 76% of participating sites implementing successful programs. Implementing mobility programs reduced bed or chair alarm use by 1.8-fold and increased daily walks for patients by 2-fold.
Researchers sequenced the tuatara genome, confirming its divergence from lizards and snakes about 250 million years ago. The study found that tuatara have a unique constitution, including a lot of repetitive DNA segments with no known function, which may help them escape predators and live up to 100 years.
The study developed a composite material that can be used for regenerating bone tissue, comprising a scaffold made of fibroin and loaded with magnetic nanoparticles. The material stimulates cell growth and differentiation when exposed to a magnetic field, mimicking the cellular microenvironment.
The new database covers 219 pathogens that infect plants in Brazil, including many agriculturally important species. It presents information on diseases caused by the viruses and their occurrence in native, cultivated, and ornamental plants.
Researchers at Nagoya University have found the mechanism of the night-to-day transition of the circadian rhythm in green algae. By controlling the activity of ROC75, they can wake up green algae and enhance their photosynthetic activities to produce larger amounts of lipids.
Researchers discovered Martian and lunar lava tubes are up to 1,000 times wider than those on Earth, with volumes exceeding 1 billion cubic meters. The study highlights the potential of these underground cavities for future space exploration and settlement.
Researchers at Purdue University have created an image- and video-based application using OpenCV algorithms that detects suspensible dust concentration, allowing employers to take safety measures before explosive atmospheres form.
Researchers identified HDAC3 as orchestrator of immune system's inflammation response to infection, with both triggering and reducing inflammation. The study highlights the need to target non-enzymatic functions of HDAC3 instead of its enzyme activity to mitigate lethal outcomes.
A study of 552 older adults found 80% had at least one skin disease requiring treatment, with fungal infections and eczema being the most prevalent. The research also revealed that more than a third had multiple simultaneous skin diseases, highlighting the importance of whole body skin evaluations in this age group.
A new imaging paradigm using broadband electric force microscopy has been developed to non-destructively image and localize dopant structures in silicon chips. The technique provides a wealth of previously inaccessible detail about the electrical environment around these structures.
A rapid and affordable test for breast cancer has been developed to combat delayed diagnoses in developing regions. The compact CytoPAN test uses image cytometry to analyze individual cells, yielding results in under 1 hour and requiring minimal training, making it ideal for resource-limited settings.
Research examines neuroendocrine effects of grief, finding elevated cortisol levels in bereaved individuals with possible long-term health consequences. The study calls for more research on potential markers of neuroendocrine activity associated with grief to inform tailored interventions.
The new global standard on tailings management establishes comprehensive best practices for planning, design, operation, and closure of mine tailings facilities. This system-wide change is expected to dramatically improve safety and prevent catastrophic failures.
A new study found that animals carrying diseases known to infect humans are more common in landscapes intensively used by people. The research suggests altering land use to reduce the risk of future spillovers of infectious diseases.
A Northwestern University-led team has uncovered the true nature of rare, mysterious events called calcium-rich supernovae. The researchers used X-ray imaging to study a calcium-rich supernova and found that it is a compact star shedding an outer layer of gas before exploding, producing bright X-rays and massive amounts of calcium.
Researchers at RMIT University developed a simple method for making ultra-thin, cost-effective transparent electrodes that can block heat and conduct electricity. The new spray-on coatings rival current industry standards and could simplify the fabrication of smart windows and low-emissivity glass.