Researchers monitored the temporal niche partitioning of 73 cameras over six years in Malaysia's Sabah state. The study found that some species, like wild cats and civets, segregate their activities by time of day to avoid competition.
Researchers propose a new quantum circuit that mimics black hole behavior, allowing for the study of Hawking radiation. The proposed system uses a white hole and metamaterial to amplify Hawking radiation, potentially leading to breakthroughs in quantum communication.
Scientists have developed a coacervate droplet that can replicate and evolve, providing a potential link between chemistry and biology. The research, published in Nature Communications, may help explain the emergence of the first living organisms on Earth.
A study at Hiroshima University analyzed 160 pediatric liver cancer cases, identifying molecular markers that help understand treatment outcomes. The research found that ASCL2 and IGF2 production play a crucial role in the disease's development, with 'cell of origin' being a premature hepatoblast.
Researchers found that two drugs can suppress ACE2 protein production, reducing SARS-CoV-2 virus entry. Cigarette smoke extract and the drugs activate a receptor that inhibits ACE2 expression, making it harder for the virus to infect cells.
Researchers found that patients with a rare genetic condition may develop chronic inflammatory bone diseases due to an impaired response to interferon gamma. The study suggests that this impairment leads to excessive osteoclast proliferation and increased bone resorption, causing multifocal osteomyelitis.
Urban climate change adaptation measures can improve human health and wellbeing, reducing cardiovascular and respiratory diseases, heat stress, and exposure to food-borne diseases. Early warning systems and policy changes can deliver immediate benefits.
A study published in Cell Reports found that a protein called 5MP can regulate abnormal cellular translation and reduce neuronal decay. By increasing 5MP levels, researchers were able to repress neuronal toxicity and enhance the lifespan of affected flies.
A virtual learning program improved NICU nurses' knowledge and scoring skills for measuring neonatal pain. The study suggests that e-learning can be a useful tool for nurses to attain knowledge and skills for managing neonatal pain.
A new indicator called sea color has been proposed by a scientist at Hiroshima University to predict volcanic unrest in submarine volcanoes. The researcher analyzed satellite images of Nishinoshima Island and detected signs of looming eruption approximately a month before the actual event, using sea discoloration data obtained from space.
Researchers from Hiroshima University have discovered mutant genes that facilitate genetic transfer between bacteria and other organisms across different kingdoms, including fungi and protists. The study suggests that these genes work together to activate or repress the conjugation mechanism, enabling cross-kingdom transfer.
A new synthesized chemical compound demonstrates how introducing diradical systems can alter the properties of carbon nanotubes, including spin states and aromaticity. The findings show smaller singlet state systems exhibit in-plane aromaticity and stability.
Researchers from Hiroshima University used a meta-analysis of publicly available transcriptome databases to identify four new genes associated with hypoxia. By combining transcriptomic and bibliometric analyses, they found previously unknown genes that were not well studied in relation to hypoxia.
A team of scientists led by Yoshiaki Nakamura successfully reversed male infertility in mice through a new method that artificially tunes the fate of sperm stem cells. The results, published in Cell Stem Cell, show great promise for future applications in regenerating human sperm after cancer treatment and preserving genetic diversity.
Researchers found that Japan's mimamoru approach allows children to nurture social and interpersonal skills on their own by not intervening in conflicts. This approach maximizes learning through minimal intervention, encouraging kids to solve problems independently.
Researchers at Hiroshima University engineered a new strain of heat-loving bacteria that thrive in high temperatures and produce acetone efficiently. This breakthrough could simplify and cost-effectively replace traditional methods for producing acetone, paving the way for more sustainable biofuel production.
Researchers developed a hybrid material that effectively transports protons at high temperatures and humidity, solving a major challenge in proton-based fuel cell technology. The material demonstrated high proton conductivity at 368 degrees Kelvin and 50% humidity.
Researchers found that age, social and economic class, and access to resources are more influential than urban density in spreading COVID-19. Urban districts with lower income and older populations were more at risk for the disease despite having low density.
Scientists discovered six sex chromosomes in the Odorrana swinhoana frog species, revealing insights into how complex XY systems evolve. The finding suggests that translocation, a chromosomal abnormality, may have occurred by chance or been non-randomly selected.
Younger generations in Japan prefer sustainable lifestyles and are willing to work for companies that align with the United Nations' Sustainable Development Goals. Despite concerns about job security, they prioritize SDG-minded companies over better pay.
A novel technique has been developed to explore the fine structure of barium titanate, a perovskite titanate that could potentially replace lead titanate in sensors. The study found similar orbital hybridization between titanium and oxygen, as well as between barium and titanium electrons, contributing to polarization reversal.
Researchers have discovered that extracts from the invasive weed Andropogon virginicus show promise in treating type 2 diabetes and blood cancer by inhibiting cell damage and killing cancer cells. The team plans to further test the compounds and develop functional pharmaceuticals.
Research suggests vitamin B6 may lower the odds of patients becoming seriously ill with COVID-19 by suppressing inflammation. Vitamin B6 has anti-thrombosis and anti-inflammation properties, which could help reduce cytokine storms and blood clots linked to the virus.
A researcher at Hiroshima University has proposed a method to test the precision of measurements in quantum systems. By using a qubit as an external probe, he demonstrates that different measurements can accurately determine the same physical property before measurement, even when values change based on the procedure.
Researchers from Hiroshima University have identified a mechanism that allows some mutant cells to recover from a displaced nucleus during mitosis, potentially leading to cell death. The study found that microfilaments play a role in pushing the nucleus to safety.
Researchers at Hiroshima University have identified two novel genetic mutations in an infant with anti-N-methyl-d-aspartate receptor encephalitis, a condition that affects the brain's immune response. The new method uses a NF-κB reporter assay to precisely evaluate the harm caused by IRAK4 gene mutations.
Researchers developed an AI that can detect the type of post-stroke depression (PSD) in patients, which is crucial for providing the right treatment. The study used a probabilistic artificial neural network to analyze data from 274 patients and found that early detection is key to improving functional recovery.
Researchers at Hiroshima University created a blended solar cell by adding a compound that absorbs long wavelengths of light, increasing the device's efficiency by 1.5 times. The team discovered that distributing the material is key to further improved power generation efficiency.
A promising fix to CRISPR-Cas9's problem with unwanted genetic changes has been found using a method that turns off gene-editing until it reaches key cell cycle phases where more accurate repairs are likely to happen.
A research team at Hiroshima University has unveiled the mechanism underlying quantum direction and introduced a way to potentially control movement. By manipulating the coin flipping rate, the researchers found that some control can be achieved over the walker's trajectory.
Marine biologists warn of Humboldt squid's vulnerability to overfishing by fleets on its migration path, as its genetic stocks are found to be homogeneously co-distributed across the northern and southern hemispheres. The study emphasizes the need for an international marine policy to ensure sustainable fishing practices.
Researchers trained an AI to rapidly assess post-disaster building damage using convolutional neural network (CNN) technology. The model achieved accuracy rates of approximately 94% in classifying building damage levels, making it a valuable tool for crisis responders.
Researchers at Hiroshima University have challenged a long-held timeline for cataclysmic events in the early solar system. The study suggests that the late heavy bombardment period started earlier and decreased in intensity over time.
Researchers identified a second path to defeating chronic myelogenous leukemia by disrupting the Gdpd3 gene, which regulates quiescence of CML stem cells. This approach reduces leukemia relapse rates even when BCR-ABL1 oncogene is not disrupted.
A study by Hiroshima University researchers found that a specific wavelength of UV light effectively kills the SARS-CoV-2 virus. The 222 nm UVC light is safer to use around humans and can be used to disinfect occupied public spaces, including hospitals.
Research at Hiroshima University found that mice offspring of mothers on high omega-6 fat diets show hedonic consumption of hyper-caloric diets, driven by dopamine release in the brain. This imbalance primes offspring for obesity.
A compound used in rewritable discs has been found to exhibit Dirac electrons, behaving similarly to graphene. The discovery could lead to the development of faster electronic devices with improved switching speeds.
A Japanese government stimulus program using discount shopping coupons showed positive effects on certain consumer groups, including middle-aged people and those with higher household incomes. The study found that financial literacy reduced coupon purchases among older adults, while higher income increased purchases among younger respo...
A study by Hiroshima University found that financial literacy is key to understanding existing legal and social services for people with dementia. Financially literate individuals are more aware of systems like adult guardianship and civil trust, which can help prevent misuses of power and ensure continued economic participation.
Researchers at Hiroshima University found a positive correlation between happy emotional states and productivity among factory workers in Laos. The study used wearable biometric devices to track employees' emotional states over three working days, revealing that only happy emotions were related to productivity.
A new study explores strategies that could help reduce emissions from the transport industry by combining economic and transport models and data from 17 regions around the world. In one scenario, countries producing only electric vehicles and implementing a carbon pricing strategy led to a global mean temperature increase of 1.82 degre...
Hives affect 1 in 5 people, and researchers used a mathematical model to recreate the patterns of hives. The study suggests that certain mechanisms may inhibit histamine release, adding complexity to the disease. The findings will help create a more detailed picture of how the skin disease develops.
A study by Hiroshima University and Nagoya Institute of Technology found that arm positions can affect how much force is perceived when steering a car. The researchers used weighted steering wheels with different angles to measure participants' force perceptions, finding biases at specific angles.
Researchers have developed a non-invasive method to visualize kidney disease in live animals using genetically modified mice. They found that a promising chemical found in citrus fruit, G-Hes, reduces inflammation in the kidneys when fed to mice with kidney disease.
Scientists from Hiroshima University and Indian Institute of Technology Bombay have found a way to determine the state of a quantum system by analyzing data from outside the system. By carefully reading the quantum data, they can restore the initial superposition of possible outcomes.
Biological experiments confirm that chromatin in mice eyes changes structure over time, allowing for night vision. Mathematical modeling shows nuclear deformation is a crucial point in DNA's structure change.
Researchers at Hiroshima University discovered that giant clam feces contain symbiotic algae zooxanthellae, which can be transferred to juvenile clams and establish a symbiotic relationship. This finding may help solve the mystery of how coral reefs acquire these essential algae.
A team of international scientists uncovered a previously unclear inflammatory mechanism caused by airborne particles that worsen asthma symptoms. Diesel fumes activate AhR receptors in immune cells, leading to increased production of inflammatory molecules.
Researchers at Hiroshima University discover that a layer of cells resembling normal stomach lining is produced by stomach cancer tissue itself, making it difficult to spot after Helicobacter pylori infection treatment. This finding highlights the need for continued check-ups even after H. pylori eradication.
A new 3D-printed prosthetic hand can learn a wearer's movement patterns, allowing them to perform complex actions like picking up small items or clenching their fist. The hand's accuracy is above 95% for single simple motion and 93% for complicated motions.