Anemonefish provide food to bubble-tip anemones through active provisioning, which increases the host's growth rate. This symbiotic behavior is crucial for the anemonefish as it benefits them by making their hosts larger.
A study found that social influence and trust play key roles in older adults' adoption of demand-responsive transportation. The research, conducted in Senboku New Town, Osaka, revealed significant relationships between behavioral intention and performance expectancy among older people.
A Japanese version of the Esophageal Hypervigilance and Anxiety Scale has been developed and validated for clinical use in Japan. The scale, which evaluates symptom-specific hypervigilance and anxiety for esophageal symptoms, showed validity comparable to standardized mental and physical health surveys.
Researchers developed a liquid fertilizer replacing unsustainable chemical fertilizers with organic waste, producing up to 100% of nitrogen and 77% of phosphorus. The method also increases phosphorus solubility by adjusting pH levels.
A team of researchers from Osaka Metropolitan University observed wild medaka behavior in their river habitat, discovering that they spawn around midnight. The study also found that males exhibit two types of courtship behaviors: chasing females and a display of making quick circles in front of the opposite sex.
The Antarctic midge employs a unique survival mechanism by undergoing quiescence in its first year and obligate diapause in its second. This adaptation allows the insect to quickly resume development when temperatures rise.
Researchers at Osaka Metropolitan University assessed target genes in canine hepatocellular carcinoma (HCC) to develop molecular targeted therapies. The study identified potential gene targets, including PDGFB, which may improve treatment options for unresectable HCC.
A new method developed by Osaka Metropolitan University accurately predicts housing prices in Osaka City, with neighborhood perception being a key factor. The approach achieves nearly 75% accuracy by combining existing property data with machine-learning-processed street view images.
Researchers investigated ozonated water's impact on SARS-CoV-2 in saliva, discovering that protein concentrations like amylase and mucin decrease ozone stability and effectiveness. This study provides insights into the applicability of ozonated water for disinfection in real-world settings.
A review of cell death and aging in cancer research reveals the significance of cellular senescence in promoting cancer growth. The study highlights the potential of various types of programmed cell death, such as necroptosis and pyroptosis, as therapeutic targets against senescent cells.
Researchers investigated how people decide to confront or avoid unfair behavior, revealing that avoidance is driven by both not wanting to witness inequality and a desire to avoid confrontation. Even those who tend to avoid unfairness will hand out punishment if forced to observe such behavior.
A team from Osaka Metropolitan University has developed a crystal patterning method that controls the position and orientation of photochromic crystals, known as diarylethenes. This breakthrough allows for the creation of convex structures with precise control over crystal shape and size.
Researchers at Osaka Metropolitan University have synthesized a biodegradable nylon precursor through artificial photosynthesis, producing an eco-friendly alternative plastic. The breakthrough utilizes L-alanine and ammonia to create raw materials for a nylon-type biodegradable plastic.
Zebrafish have pineal gland photoreceptors that detect color using parapinopsin 1 (PP1) protein. Two genes, Sagb and Arr3a, play a crucial role in the inactivation of PP1 based on light intensity, with Sagb taking over at higher intensities.
A new method has improved AI translation of sign language by adding data on hand and facial expressions, as well as skeletal information. This has led to a significant increase in accuracy, making it easier for people with hearing impairments to communicate.
A survey conducted by Professor Takahiro Endo at Osaka Metropolitan University found that Hiroshima Prefecture provided a free water inspection service for well owners after the 2018 floods, promoting their initiative to open inspected wells to the public. This collaborative effort supplemented local governments' emergency water supply...
Researchers at Osaka Metropolitan University have found key indicators for assessing chemical activity and temperature of active bubbles generated by ultrasonic waves. The study provides new insights into the relationship between bubble temperature and chemical activity, enabling more precise control of chemical reactions.
Researchers at Osaka Metropolitan University developed a simple method to measure deformations in thin membrane materials using photogrammetry and a single camera. This technology can accurately detect wrinkle size and wavelength, enabling more efficient spacecraft operations.
A study by Osaka Metropolitan University experts found that male medaka can mate up to 19 times a day, releasing more than 50% of their daily sperm output in the first three matings. The fertilization rate decreases significantly after this point, with some cases showing no fertilization.
Researchers at Osaka Metropolitan University developed a new calculation method to accurately assess glomerular filtration rate (GFR) in elderly individuals. The conventional method was found to be inaccurate due to age-related GFR decline and obesity correction issues.
Researchers at Osaka Metropolitan University identified clogging in a geothermal well due to accidental venting, highlighting the need for regular inspection and monitoring of water quality. The study emphasizes the importance of geochemical analysis of groundwater for stable and widespread use of aquifer thermal energy storage systems.
Researchers have discovered that AHCC suppresses liver fibrosis by inhibiting the activation of hepatic stellate cells through two channels. Early administration of AHCC may hold the key to preventing the onset of cirrhosis, a potentially fatal condition.
Researchers at Osaka Metropolitan University developed a world-first system to automatically recommend optimal rehabilitation programs for stroke patients based on their motor paralysis degree. This system uses data from Teijin Pharma Ltd.'s ReoGo-J robot, providing tailored care even for staff without robotic experience.
Researchers at Osaka Metropolitan University have discovered yeast cell wall-derived proteins that exhibit high emulsifying activity, comparable to commercial casein emulsifier. These easily released protein molecules could potentially replace emulsifiers derived from milk, eggs, and soybeans, reducing allergenic concerns.
Researchers at Osaka Metropolitan University developed a new technique for head and neck reconstruction that achieves 100% success rate in high-risk patients. The pedicled latissimus dorsi flap technique provides a reliable, fast, and minimally invasive option for complex tissue defects.
Researchers discovered that serine inhibits the cell wall remodeling necessary for Clostridium perfringens to form spores, preventing food poisoning. The study provides insights into the underlying mechanism of spore formation and may lead to new strategies for preventing foodborne illnesses.
Researchers have developed a liquid moisture adsorbent that can efficiently harvest water from the air at near ambient temperatures. The technology, which uses random copolymers of polyethylene glycol and polypropylene glycol, has the potential to provide clean drinking water in arid regions and during disasters.
A new meteorology estimation method developed at Osaka Metropolitan University improves the accuracy of building energy simulations by considering interdependent factors such as temperature, solar radiation, and humidity. The generated data was found to be almost identical to the original dataset, proving its accuracy.
Research found that plants adapted to colder temperatures have a higher rate of photoinhibition repair when exposed to cold conditions. This adaptation allows them to survive in colder regions. The study used Arabidopsis thaliana ecotypes from around the world to demonstrate this phenomenon.
Researchers at Osaka Metropolitan University found that suppression of Pcdh8 is essential for proper notochord elongation in zebrafish embryos. This study may lead to novel tumor therapies in humans due to the gene's role in controlling cell proliferation.
Residents of Senboku New Town in Japan transformed vacant buildings into supportive housing, community restaurants, and group homes to address aging population challenges. The Senboku Hottokenai Network Project showcases the importance of community-led co-creation in creating Healthy New Towns.
Researchers from Osaka Metropolitan University found that SGLT2 inhibitors like canagliflozin improve kidney oxygenation in patients with type 2 diabetes. The study used BOLD MRI to monitor changes in blood oxygen flow in the kidneys, suggesting a potential therapeutic benefit for protecting against diabetic kidney disease.
A new tool, ViDDPreS, has been developed to assess vitamin D deficiency in young Japanese women. The study found that excessive sun protection measures are causing severe vitamin D deficiencies among this population.
Researchers have created a comprehensive database of protein changes in mice tissues due to aging, providing new insights into age-related diseases. The study reveals proteins that increase with age and improve understanding of the molecular mechanisms underlying aging.
Researchers from Osaka Metropolitan University have discovered a combination of green algae and yeast that enhances wastewater treatment efficiency. The mixture boosts the growth environment, uptake of ammonium and phosphate ions, making it an effective solution for wastewater treatment facilities.
A new plastic device has been developed to secure the surgical field during robot-assisted heart surgery, allowing surgeons to operate with greater independence. The device, made from a type of plastic used in medical implants and aerospace industry, expands to a certain size and retains its shape.
Researchers found that administering Ziziphus jujuba seeds restored cognitive and motor functions in model mice with Alzheimer's disease and other neurodegenerative disorders. The study also discovered that crushed seed powder improved cognitive function and suppressed cellular aging.
Research finds that Korean newspapers often focused on women learning Japanese for work and social purposes, not just reading novels. The ability to speak Japanese gave women new opportunities and challenged traditional roles in Korea.
A 20-year study found that climate change increased CO2 sources and sinks in permafrost forests, with a nearly 20% increase in CO2 sinks in the second decade. The growth of black spruce trees aided by wet conditions helped absorb increasing CO2 from human activities during photosynthesis.
A team at Osaka Metropolitan University has designed a multilayer device to investigate spin currents, using an organic semiconductor material with a long spin relaxation time. This allows direct observation of phenomena due to spin current generation and enables researchers to gain deeper insights into the properties of spin currents.
Researchers at Osaka Metropolitan University have discovered a key protein involved in transporting boron into plant cells. The protein complex, containing KNS3 and its homologs, facilitates the movement of boric acid channels from endoplasmic reticulum to plasma membrane.
Osaka Metropolitan University researchers developed a new approach to analyze the 3D structure of lab-made photosynthetic antenna protein complex LHCII. Their findings validated natural antenna mimicry in artificial photosynthesis, showing only minor differences between lab-created and natural LHCII.
Researchers at Osaka Metropolitan University have found that plasma irradiation can enhance tendon-to-bone junction repair, leading to faster healing rates and stronger repairs. The study used rabbit models to test the effects of plasma on rotator cuff injuries, showing promising results.
Providencia rustigianii carries a type III secretion system and cytolethal distending toxin virulence gene, increasing its pathogenicity, similar to Salmonella.
Scientists at Osaka Metropolitan University have synthesized aza-diarylethenes that exhibit both photoswitching and thermal switching properties. These new molecules can be used as rewritable recording mediums, written with light or heat, and erased with visible light.
Researchers successfully visualized tiny magnetic regions, known as magnetic domains, in a specialized quantum material using nonreciprocal directional dichroism. They also manipulated these regions by applying an electric field, offering new insights into the complex behavior of magnetic materials at the quantum level.
Researchers used fluorescein angiography to visualize neural blood flow in rats and rabbits with chronic nerve compression neuropathy, correlating findings with electrodiagnostic testing. The study showed promising results for the method's potential to improve diagnosis and treatment outcomes in carpal tunnel surgery.
A recent study published in Knee Surgery, Sports Traumatology, Arthroscopy found that children who undergo surgery for discoid lateral meniscus are at higher risk of developing further knee injuries with age. Younger patients were particularly prone to relapse after surgery.
The team created a new method by adding two different enzymes to the existing reaction, increasing conversion rates from 46% in 7 hours to 80% in 5 hours. This approach also improved fumaric acid production efficiency from 10% to 16%.
A recent study published in Liver Cancer found that patients with diabetes mellitus and comorbid obesity are at a higher risk of liver cancer recurrence after resection. The risk is significantly higher for those with comorbid obesity, increasing by approximately 3.8 times over five years postoperatively.