Scientists at Lund University and Hokkaido University have successfully synthesized 2D gold monolayers with remarkable thermal stability and potential catalytic utility. The team used a novel bottom-up approach combined with high-performance computations to create macroscopically large gold monolayers with unique nanostructured patterns.
A new XR simulator has been introduced to equip nursing students with skills needed in caring for children requiring mechanical ventilation and tracheal suctioning. The simulator, Simmar+ESTE-SIM, combines physical equipment with computer programs to provide comprehensive training.
The collaboration aims to detect red tide occurrences early and provide information to fisheries stakeholders to prevent damage to marine environments. The system will also be used for broader environmental monitoring of forests and oceans, improving accuracy through repeated validation.
A research team from Hokkaido University has developed a flexible multimodal wearable sensor patch that can detect arrhythmia, coughs, and falls using edge computing on a smartphone. The sensor patch generates large amounts of data that must be processed to be understood.
Researchers at Hokkaido University discovered unique lipids in sorghum that have anti-diabetic and anti-inflammatory properties. The study suggests that incorporating sorghum into diets could promote cardiovascular health, reduce inflammation, and enhance metabolic health.
Hokkaido University researchers have developed a novel method to activate alkanes, making it easier to convert these building blocks into valuable compounds. The new technique utilizes confined chiral Brønsted acids, improving efficiency and selectivity in producing desired products.
Researchers at Hokkaido University have identified a key gene, glutathione peroxidase 4 (Gpx4), that enables Syrian hamsters to survive extreme cold by limiting cellular damage. The discovery could lead to new treatments for human health, such as improving organ preservation and using hypothermia as a therapeutic tool.
Researchers from Hokkaido University have discovered a stable single-electron covalent bond between two carbon atoms, validating a century-old theory and paving the way for further exploration of this type of bonding. The discovery was made using X-ray diffraction analysis and Raman spectroscopy.
A research team discovered an evolutionarily distinct variant of the Hmgn2 gene, oHmgn2, which influences shape preference in medaka fish. The study found that medaka lacking functional oHmgn2 had difficulty distinguishing between shapes.
A newly developed compound, MOD06051, targets neutrophils and reduces harmful inflammation in rat models. This approach differs from current treatments that may have broader immunosuppressive effects, offering a safer alternative.
A team of researchers led by Associate Professor Ken Natsuga found that cell-cell adhesion governs pattern formation in keratinocytes. Starvation also plays a crucial role in the formation of these patterns, which are influenced by cell proliferation and differentiation.
Researchers detected a 24-hour cycle of diving during the spring, with whales swimming deepest in the afternoon to track prey. Two bowhead whales were found to dive in synchrony over a week at a time, even when separated by up to 100 km.
Researchers developed an effective catalyst that significantly enhances ammonia conversion efficiency, offering potential for wastewater treatment and hydrogen production. The catalyst's design allows it to operate at lower voltages, producing less harmful substances like nitrite and nitrate.
Climate change is expected to shift the distribution of eight commercially important marine fish and invertebrate species northwards due to warmer water temperatures and loss of sea ice habitat. This could lead to changes in the abundance and economic viability of fisheries, with some species potentially benefiting while others decline.
Researchers at Hokkaido University have developed a comprehensive derivative synthesis method to find new antimicrobial drugs. They identified eight analogs possessing strong MraY inhibitory and antibacterial activity, with one showing promising effectiveness in mouse infection models.
Scientists at Hokkaido University have created a new technique for building nanoparticles using enzymes, enabling the production of various nanomaterials with controlled size and properties. This method has potential applications in technology, medicine, and quantum computing.
Researchers at Hokkaido University have developed a cost-effective and high-capacity cathode material for lithium-ion batteries by doping abundantly available elements, such as aluminum and silicon. The addition of these elements forms strong covalent bonds, enhancing the material's cyclability and capacity retention.
Researchers analyzed asteroid Ryugu samples to study magnetic and physical bombardment environment in interplanetary space. The investigation revealed changes likely caused by micrometeoroid bombardment, providing insights into the solar system's early stages.
A new method recovers phosphorus from sewage sludge ash through chemical and heat treatment, providing a valuable resource for industries. The process can be implemented with lower energy requirements and costs than conventional technologies, making it an attractive solution for addressing the depletion of phosphorus ores.
A study modeling Siberian wildfires' effects found significant impacts on air quality, climate, health, and economies in East Asia. The research suggests a cooling effect globally and worsened air quality in downwind regions.
A new study reveals that meandering ocean currents and the ocean floor induce upwelling velocity, transporting warm water to shallower depths, contributing to rapid melting of Antarctic ice shelves. This process poses a significant threat to coastal communities worldwide due to rising global sea levels.
New research at Hokkaido University reveals that acoustic fat bodies in toothed whales were once jaw muscles and bone marrow. The findings suggest an evolutionary tradeoff between auditory and feeding ecology, leading to the loss of chewing muscles and adaptation to echolocation.
Researchers at Hokkaido University identified 341 different molecular species of lipids in four types of herbal tea, which may contribute to the teas' health benefits. The study reveals significant variations in lipids among the teas, with some containing novel short-chain fatty acid esters and polyunsaturated fatty acids.
A study found open waste burning increases health risks to a remote Arctic community due to high levels of particulate matter (PM2.5) pollution. Continuous air quality monitoring is crucial for protecting public health, particularly in the Arctic region.
Researchers have created a method to make fully recyclable polymers from plant cellulose, which can replace some plastics and reduce plastic pollution. The new polymers have various structures that offer different applications, including high-performance materials for optical, electronic, and biomedical uses.
A study by Hokkaido University and Aarhus University reveals a 'nocturnal' surge in vocalization activity among little auks in Arctic summer, contrary to expectations. The findings provide valuable insights into avian behavior under continuous daylight environments.
Researchers found that STAP-1 plays a crucial role in activating T cells, which are white blood cells critical to defending against infections and maintaining overall health. The study suggests that STAP-1 may be involved in the development of immune disorders such as multiple sclerosis and asthma.
Researchers at Hokkaido University have developed a new category of molecules that can undergo internal rotation on interaction with light, opening possibilities for photochemical switching functions and bioactive molecules. This breakthrough could lead to precisely targeted applications in biological systems and eventual therapeutic p...
Researchers at Hokkaido University developed new computer-based models of masting to understand its effects on ecosystems and food webs. The models predict that masting can affect tree mortality, population dynamics, and animal-forest interactions, with implications for mitigating negative impacts of climate change.
Researchers at Hokkaido University developed a technique to promote cardiac regeneration by activating mitochondrial function in transplanted cells. The study found that activated mitochondria improved cardiac function and suppressed myocardial fibrosis, suggesting a new approach for treating severe heart failure.
Researchers observed molecular gas outflow from quasar J2054-0005 using ALMA, revealing suppression of star formation in its host galaxy. The findings confirm theoretical predictions and provide strong evidence for powerful molecular gas outflows in early Universe quasars.
Researchers found that injecting aerosols into the stratosphere can reduce ice sheet loss by up to 37.6 mm sea-level rise, slowing global warming's effects. However, geoengineering addresses only symptoms, not root causes, and may delay necessary changes.
A new CRISPR-based technology, TRED-I, has been developed to increase visibility of cancer cells to the immune system by augmenting MHC class I molecules. This technology has shown promising results in animal cancer models, reducing tumor sizes and enhancing treatment efficacy when used with existing immunotherapy.
A new cancer GPS method uses a water-soluble, luminescent europium complex to evaluate the malignancy grade of model glioma tumor cells without causing harm. The method measures changes in the lifetime of the complex's red-light emission, revealing differences in tumor activity and growth processes between different malignancy grades.
Scientists develop a new design strategy for molecular-sized gears in crystals, allowing for controllable shifting of motion. The creation of molecular gears could lead to the development of versatile, new materials with unique properties.
Researchers have successfully transmitted a domino effect in redox reactions for the first time. The new mechanism involves a two-part molecule that undergoes structural changes upon oxidation, triggering further oxidation in neighboring groups. This discovery has potential applications in nanoscale computing and energy systems.
A team at Hokkaido University has developed a method to reuse plastic waste while improving process safety and efficiency. The approach uses common plastic materials to initiate radical chain reactions, detoxifying hazardous chemicals and reducing toxicity.
A team of researchers at Hokkaido University has discovered a new role for 4.5 SH RNA in mice, which plays a crucial role in regulating alternative splicing and may be the first identified member of a new class of regulatory RNAs.
A new bacterial species, Hydrogenimonas cancrithermarum, discovered at a deep-sea hydrothermal vent site provides insights into bacterial evolution. The strain represents the first mesophilic sulfur-oxidizing bacterium in its genus, expanding physiological and metabolic characteristics.
Researchers at Hokkaido University found that cancer stem cells cause macrophages to age, suppressing their antitumor activity. Supplementing mice with nicotinamide mononucleotide restored macrophage function and prevented tumor growth.
Research by Hokkaido University's Masayo Soma found that Java sparrows show increased swelling in their eye rings when paired with a preferred mate. This change serves as a rapid indicator of mating readiness and plays a crucial role in communication between pair-bonded birds.
A team of researchers at Hokkaido University has developed a new method to synthesize layered lithium cobalt oxide (LiCoO2) at low temperatures, reducing synthesis time from hours to minutes. The hydroflux process produces crystalline LiCoO2 with properties only marginally inferior to commercially available materials.
Researchers at Hokkaido University identified 2-thiouridine as a broad-spectrum antiviral drug candidate targeting ssRNA+ viruses. It inhibits viral replication and increases survival rates in mice models for dengue and COVID-19.
Researchers at Hokkaido University found a bacterium that can break down the eco-friendly polymer polybutylene succinate in marine environments. The discovery of the enzyme PBSase has the potential to improve recycling technologies and develop new marine biodegradable polymers.
A study by Hokkaido University researchers has discovered a wide diversity of symbiotic, photosynthetic microalgae associated with small, worm-like animals called acoels. Acoels form relationships with single-celled microalgae, storing them below their outer surface and creating energy using sunlight.
Researchers at Hokkaido University report the discovery of a stranded ginkgo-toothed beaked whale from Southern Hokkaido, revealing new insights into the species' distribution and ecology. The finding expands the species' known range to include colder waters of the North Pacific.
A team at Hokkaido University has set a size record for dynamic motion in crystals, demonstrating the largest molecular rotor operational in the solid-state. The rotors consist of a central rotating molecule connected to stationary stator molecules, and can rotate at frequencies of 100–400 kHz.
Researchers at Hokkaido University have discovered a mechanism for carbon atoms to come together on the surface of interstellar ice grains, producing complex organic molecules. This process occurs at temperatures above 30 Kelvin and may have played a role in the origin of life on Earth.
Researchers at Hokkaido University have developed copper-doped tungstic acid nanocrystals that can harness all-solar energy, including infrared light. The nanocrystals exhibit enhanced photothermal and photo-assisted water evaporation characteristics, making them suitable for various applications.
Researchers have identified pathways through which warm ocean water flows into ice shelf cavities for the first time. The study found broad ocean heat intruding toward the shelf, with seawater temperatures up to 1℃ higher than freezing at depths of 50-100 meters.