A new study from the University of Tsukuba identifies a critical signaling pathway within brain cells that regulates both the length and depth of sleep. By manipulating enzymes and proteins, researchers found that altering this pathway can significantly impact sleep duration and quality.
Scientists at the University of Tsukuba discovered a phenomenon where moving a virtual assistant's voice closer to users increases customer rapport, contrasting with traditional ventriloquism effects. This 'mouth-in-the-door' effect can be used to enhance user experience in virtual commerce scenarios.
Cardiac reprogramming converts scar tissue into healthy heart muscle, reducing fibrosis and improving heart function in mice with chronic myocardial infarction. This approach could lead to a new treatment for patients with heart attack and heart failure.
A new egg species, Ramoprismatoolithus okurai, has been identified from Early Cretaceous fossil eggshell fragments found in Japan. The analysis of the eggshell fragments and impressions suggests an affinity with the troodontids, a group of small non-avian theropod dinosaurs.
Small cell clusters in hippocampus are vital for fear-based memories, while sleep helps stabilize these clusters to improve memory. The study uses immediate early gene imaging to visualize active cells throughout the entire rat hippocampus.
Scientists have made significant progress in understanding fungal diversity by identifying a new species, rediscovering an existing one, and reclassifying another. The study's findings have implications for fields like cell biology, genetic engineering, medicine, and environmental science.
Researchers at the University of Tsukuba found that the Newtic1 protein plays a crucial role in limb regeneration by secreting TGFβ1 growth factors. This discovery sheds light on the regenerative abilities of adult newts and their potential as a model for regenerative medicine.
Researchers studied the body ownership illusion using integrated information theory, discovering a relationship between local and global brain-body processes. This work may help explain altered states of consciousness, such as the blurring of self and non-self, leading to feelings of uneasiness.
A new smartphone healthcare app called CALO mama Plus has been found to lead to significant reductions in body weight. The study, conducted by researchers from the University of Tsukuba, tested the efficacy of a comprehensive behavior modification app and found it to be as effective as established interventions.
Researchers from the University of Tsukuba developed a reliable means to quantify reinforced concrete structure deterioration using crack width measurements. Increasing crack width leads to decreased bond strength in infrastructure.
Scientists have created a novel, noble-metal-free catalyst for producing hydrogen from water, which could lower costs and increase sustainability. The high-entropy alloy's remarkable performance and corrosion resistance were demonstrated in practical experiments.
The University of Tsukuba researchers developed a machine-learning model to predict undertriage in phone-based triage systems. The model identified risk factors such as age, sex, and comorbid conditions, which can be used to update protocols and improve patient outcomes.
A study published in the Journal of Alzheimer's Disease found that analyzing patients' drawing tests can help diagnose Alzheimer's disease (AD) and distinguish it from dementia with Lewy bodies (DLB). The researchers discovered that DLB patients showed differences in speed-, pressure-, and pause-related features, whereas AD patients sh...
A study published in Alzheimer's & Dementia: Diagnosis, Assessment & Disease Monitoring found that analyzing patients' speech can distinguish between different types of dementia. The research team developed a machine learning model using speech features to identify Alzheimer's disease and Lewy body dementia.
Researchers found that a quarter of cancer patients want to know their life expectancy, while almost half want to know about their functional prognosis. The study suggests that doctors should consider various options for informing patients about their future to cater to individual needs.
Scientists at the University of Tsukuba have identified a system to transport excess reactive sulfur species out of cells, maintaining redox homeostasis and preventing oxidative stress. This discovery opens new avenues for research into sulfur stress and related diseases.
Two closely related Drosophila species, biauraria and triauraria, coexist due to differences in seasonal occurrence and habitat use. Hybridization between the species is possible, despite reproductive interference mechanisms.
Researchers have discovered a newly found protein, CTENO189, that controls the unique locomotion of comb jellies. The protein is essential for the rippling movement of their comb plates, which propels them through the water.
Researchers developed a wearable soft robot called Reliebo that reduces pain and fear in patients undergoing injections. The robot's effectiveness was proven in a study where participants who wore the robot experienced less pain and reduced stress levels than those without it.
Researchers from the University of Tsukuba have found that individual neurons in the neural circuit that processes reward information fire in accordance with prospect theory. The study used rhesus monkeys to perform lottery tasks and recorded neural activity while they completed the tasks, finding that single-neuron activity conformed ...
Scientists observed fine-scale exciton dynamics in atomically thin layered materials, confirming theoretical predictions. The discovery could help replace charge transfer for faster and more reliable optical communications.
A study found that impairing mitochondria in two different ways can cause severe anemia. Researchers used mouse models to investigate the role of mitochondria in blood cell differentiation and found that disrupting mitochondrial function and dynamics causes anemia through distinct mechanisms.
The study found anxiety, insomnia, and depression were prevalent mental health issues among quarantined individuals. Around 70% of mental health issues resolved with brief counseling sessions, highlighting the need for targeted support in disaster responses.
A research group from Japan has found a new genus of fungus in the Kickxellales that inhabits the guts of cave crickets, suggesting the evolutionary transition between saprobes and gut-inhabiting fungi. The discovery sheds light on how fungi in the Kickxellomycotina evolved to live inside animals.
Researchers from the University of Tsukuba have developed a statistical framework called CCPLS that analyzes spatial gene expression data at single-cell resolution. The study found that neighboring cell types influence gene expression variability in ways that were not previously accounted for by existing methods.
A study found that very light exercise activates brain pathways leading to improved mood and cognitive function. Researchers used pupillometry, a reliable indicator of arousal, to measure pupil dilation during graded exercise.
Researchers found significant regional differences in LTC spending, driven by factors such as population demographics and disability classification. Preventive measures may help reduce costs by reducing the need for long-term care.
Researchers in Japan analyzed Byzantine Empire texts to identify five total solar eclipses near Eastern Mediterranean. This study improves understanding of the Earth's rotation and sheds light on variations in day length over time. The new data refine models of global phenomena, such as sea-level and ice-volume variability.
Researchers at the University of Tsukuba have created light-induced topological states in zinc arsenide, exhibiting unusual behavior where electrical currents flow along the surface. This work explores the possibility of creating topological semimetals and manifesting new physical properties by light control.
Researchers found that mandatory breath testing among commercial drivers had no significant effect on the number of alcohol-related collisions between 2011 and 2020. The trend was similar to non-commercial drivers, suggesting that other measures may be needed to reduce drunk driving.
Scientists from the University of Tsukuba created a scanning tunneling microscopy system that captures images as fast as 30 femtoseconds, allowing for faster study of rapid processes in materials. This advancement enables researchers to understand ultrafast dynamics and behavior of materials more accurately.
Machine learning helps researchers discover how bacterial populations adapt to environmental diversity by analyzing growth curves. The analysis reveals distinct decision-making components for lag, growth, and saturation phases, protecting the population from extinction.
A Japanese research group discovered that the leaf area index of mixed-forests influences seasonal changes in the formation of a nocturnal cold-air pool at a small mountain basin. The study found that weakening of the nighttime temperature inversion occurred during leaf expansion, while strengthening occurred after leaf fall.
A team from the University of Tsukuba has developed a mouse model carrying a disease-associated mitochondrial mutation, which reveals that faulty RNA processing is responsible for metabolic disorders. The study provides new avenues for scientific discovery in understanding mitochondria and multiple diseases.
Researchers have identified a potential new therapeutic approach for angioimmunoblastic T-cell lymphoma (AITL) by understanding the mechanism of its development. A team from the University of Tsukuba found that B cells accumulate mutations in genes controlling genetic material packaging, leading to AITL.
Scientists at the University of Tsukuba developed a method to produce uniform, hollow vessel-shaped crystals through spontaneous crystal growth. The crystals have hexagonal symmetry and can be used as tiny containers for nanotechnology experiments.
Researchers found that rapid vegetation recovery in Fukushima reduced suspended sediment levels and turbidity effects. The study highlights the need for future remediation projects to include measures like revegetation to mitigate downstream environmental impacts.
Researchers from the University of Tsukuba discovered that changes in the extracellular environment during metamorphosis and body growth enable newt muscle fibers to dedifferentiate and contribute to limb regeneration. This process is crucial for newts' ability to regenerate limbs throughout their life cycle.
Researchers at the University of Tsukuba found that allowing cross-border evacuations can reduce evacuation time by 14% and improve public safety. However, intermunicipal cooperation is required to make this approach effective.
Scientists from the University of Tsukuba discovered that the lateral habenula brain region plays a crucial role in amplifying aggressive behavior in response to social interactions. Blocking this pathway eliminated increased aggression caused by social instigation, highlighting its significance in promoting aggressive arousal.
Researchers found an autism-associated mutation in the Hevin protein results in its retention in the endoplasmic reticulum, activating the unfolded protein response in cells. This disrupts normal brain function, contributing to autism pathogenesis.
Scientists at the University of Tsukuba have developed a theoretical model to describe the motion of ultrasound waves in liquids containing multiple bubbles, which may enable advances in diagnostic and therapeutic applications of ultrasound technology. The new equations can also be used to enhance microbubble-enhanced medical applicati...
A study by the University of Tsukuba found that elementary school teachers prioritize culturally relevant pedagogies to respect JLL students' backgrounds in PE classes. The researchers identified three main themes: lesson planning, interacting with parents, and accommodating cultural differences.
Scientists from the University of Tsukuba have experimentally measured hydrogenation of copper-adsorbed formate, a crucial step in converting carbon dioxide into methanol fuel. The study found that at temperatures above 200K, atomic hydrogen can catalyze the reaction, producing a product that decomposes back into gaseous formaldehyde.
Researchers at University of Tsukuba found that low blood-oxygen levels affect executive control-related neural activity and cognitive performance during exercise. Maintaining oxygen saturation can prevent these effects, suggesting oxygen supply is crucial for cognitive function in low-oxygen environments.
Researchers from the University of Tsukuba develop a model that combines multiple theories to simulate motor learning in humans. The study found that larger amounts of motor exploration aid in learning sensitivity derivatives and transforming errors into motor corrections.
A recent study published in BMC Public Health found that younger age, managerial position, and frequency of teleworking are associated with cyberbullying victimization. Cyberbullying was linked to increased psychological distress, insomnia, and loneliness, emphasizing the need for effective countermeasures.
A researcher at the University of Tsukuba has developed a method for producing electrically conductive polymers with helical configurations, which can convert linearly polarized light into circular polarization. This approach may lead to cheaper and more energy-efficient electronic displays.
Researchers from the University of Tsukuba have synthesized polyaniline in various common solvents, enabling improved production and lower manufacturing costs. The discovery will facilitate versatile processing modes like inkjet printing and advance applications in printed circuit boards and other technologies.
A study published in JMIR Formative Research reveals that automated analysis of a common clinical drawing task can be used to estimate cognition in older adults from Japan and the USA. Researchers found that people with lower cognitive scores had more variability in their drawing speed, angle, and time spent paused during the task.