A study published in Angewandte Chemie International Edition reveals the role of pyridinic nitrogen in optimizing oxygen reduction reactions in PEM fuel cells. Nitrogen-doped carbon catalysts were found to have improved performance, paving the way for more sustainable transportation technologies.
A recent study by the University of Tsukuba found that drinking two cups of oolong tea a day can increase fat breakdown by about 20% in healthy volunteers. This effect was observed even when participants were asleep, suggesting a potential role for oolong tea in weight management.
Advanced sequencing technique reveals 19 new RNA mycoviruses in fungus Aspergillus, including 9 undetected by conventional methods. The study also identifies novel RdRp gene structures, challenging existing understanding of RNA virus genetics.
Researchers developed a state-of-the-art model that revealed high complexity in rupture processes even in simple oceanic faults. The study used seismic data from around the world to build a model of the 2020 Caribbean earthquake, finding variations in rupture speed and direction.
CREB3L3 protects against atherosclerosis by inhibiting SREBP's expression. Absence or overexpression of CREB3L3 exacerbates high blood lipid levels and atherosclerosis. The study provides insight into the molecular basis of atherosclerosis and its potential therapeutic targets.
The discovery sheds light on how a subtle deviation in the development process can be detrimental to individual survival and reproductive success. The study reveals that Kdm7a regulates Hox gene expression, which is crucial for embryonal morphogenesis and vertebrate body plan development.
Researchers at University of Tsukuba develop a new carbon-based electrical device, π-ion gel transistors (PIGTs), with improved conductivity. The innovative technology may lead to the creation of flexible electronics and efficient photovoltaics.
Researchers from the University of Tsukuba found that low-intensity exercise during adolescence can significantly reduce abnormal behaviors in a mouse model of schizophrenia. The study suggests that mild exercise habits during development could have a powerful preventative effect in individuals genetically predisposed to schizophrenia.
A team of researchers led by the University of Tsukuba examined five different stonefly species' eggs to understand their evolutionary relationships. They found that differences in egg structure, such as hard outer membranes and attachment structures, provided insight into the order's ground plan and evolutionary history.
Scientists at the University of Tsukuba investigated perovskite solar cell deterioration using electron spin resonance spectroscopy. They discovered that changes in spin states are linked to changes in hole transport and interfacial electric dipole layer formation, suggesting potential ways to prevent degradation.
A new simulation approach accurately depicts the role of elusive particles called neutrinos in the evolution of the universe. The results show that neutrinos suppress dark matter clustering and are correlated with massive galaxy clusters.
Chronic graft-versus-host disease (cGVHD) causes skin thickening due to the production of TGFβ1 by apoptotic keratinocytes stimulated by interferon-γ, according to researchers at the University of Tsukuba.
Researchers at the University of Tsukuba used gene editing to introduce diversity into tomatoes, improving their nutrition and environmental sustainability. The study found that 10 out of 12 resulting tomato lines contained high levels of carotenoids, a precursor to vitamin A with antioxidant properties.
A study published in Scientific Reports found that mice without gut microbes had altered sleep patterns, including increased REM and non-REM sleep episodes. The researchers discovered that gut microbes play a crucial role in producing neurotransmitters like serotonin, which regulate sleep-wake cycles.
Blind soccer players use larger downward head rotations when trapping a ball, outperforming sighted non-athletes. The study may lead to improved smart-assistant devices that utilize similar techniques.
Researchers studied Nocticola sp. cockroaches to better understand their evolutionary history, shedding light on a 'lost' family of insects that may be the missing link in the evolution of insects from prehistoric times to the present day.
Researchers from the University of Tsukuba found that praising participants with robots and virtual agents improved offline motor task performance. Two agents outperformed one agent in terms of skill consolidation.
A genetic association study found that TERT and DSP gene variants, associated with idiopathic pulmonary fibrosis risk, are linked to microscopic polyangiitis and myeloperoxidase-ANCA positive vasculitis. These variants may be novel susceptibility genes for both conditions.
Researchers measured rocks formed by seismic slips in central Japan's subduction zone to identify conditions leading to earthquake faulting. This study provides insights into the thermal fracturing process, which could contribute to generating frictional melt and accelerating seismic slip.
Researchers from the University of Tsukuba developed an infrared-transmitting polymer that retains its shape after stretching and can be used to fabricate lenses with variable-focus properties. The polymer is based on low-cost, sustainable materials and was found to transmit 10% of incoming infrared light.
Langerhans cells play a crucial role in preventing acute graft-versus-host disease by inducing the death of immune cells. Researchers at University of Tsukuba found that enhancing B7 protein expression on Langerhans cells could prevent aGVHD development, leading to improved treatments and patient quality of life.
Researchers at the University of Tsukuba found that hydrogen sulfide is essential for maintaining normal breathing patterns in mammals. The production of hydrogen sulfide allows brain regions responsible for controlling breathing to function normally.
A study published in Communications Biology found that inflammation from high IL-6 levels leads to psoriasis-like dermatitis. Researchers propose targeting IL-6 as a potential approach to preventing the condition.
A new study in Japan found that caring for a loved one facilitates necessary end-of-life discussions, while experiencing a loved one's death does not. The experience of caregiving appears to be a key predictor of having end-of-life discussions, regardless of the caregiver's age.
Researchers at the University of Tsukuba have discovered how VAV1 gene mutations can promote the development of T-cell tumors in laboratory mice. The study found that mice with both VAV1 mutations and lack of p53 developed mature tumors resembling human peripheral T-cell lymphoma.
Researchers from the University of Tsukuba and ETH Zurich found that marine bacteria switch between lifestyles to get the best resources, optimizing nutrient uptake in seascapes of organic particles. Bacteria spend more time on higher-quality patches, fine-tuning their foraging strategy according to patch quality.
Researchers from the University of Tsukuba have developed a new tagging system for detecting and purifying proteins in plant cells, using a short sequence called RAP tag. The approach shows high affinity and specificity, making it a powerful tool for protein purification, particularly at low expression levels.
Researchers at the University of Tsukuba have discovered a mutualistic relationship between fungi and bacteria that allows bacteria to travel on fungal highways in exchange for thiamine. The study reveals a new mechanism by which bacteria can disperse and multiply, using the fungus as a 'highway' to colonize new areas.
Researchers found thalidomide promotes sleep without disrupting the cereblon-mediated ubiquitination pathway. The drug's hypnotic effects are independent of its known teratogenic mechanism, opening doors for novel thalidomide-like hypnotic drugs.
PRMT1 controls tissue development and lifespan, as well as stress responses in non-neuronal cells. In neonatal mice lacking PRMT1, severe inflammation is observed, including increased astrogliosis and microglia numbers.
Lymphoma cells can resist therapy by evading apoptosis due to the presence of the Livin protein. Targeting Livin using inhibitors may be effective in refractory cases. Researchers have identified a promising immunotherapeutic strategy by combining CD40-mediated Fas expression with specific targeting of Livin.
The team used terahertz-frequency light to probe the vibrational modes of lysozyme, discovering that its glassy and fractal nature explains the anomalously large vibrations. The study may lead to improvements in industrial glass manufacturing by understanding disordered materials.
Researchers at the University of Tsukuba have discovered a new explanation for how superconductors recover from temporary exposure to magnetic fields without losing energy. The proposed mechanism involves the presence of a topological quantum number, which allows supercurrents to be switched off without Joule heating.
Researchers from the University of Tsukuba discover that old grasslands have higher plant diversity than new ones, and that grassland longevity can indicate high conservation priority. This finding suggests that focusing conservation efforts on long-standing grasslands will be most effective in preserving biodiversity.
A study published in PNAS reveals that fruit development rewires the central metabolism pathway in tomatoes via increased sensitivity to gibberellin. The role of this hormone in fruit-setting ovaries was previously unknown and has significant implications for breeding parthenocarpic fruits.
Cardiac fibroblasts can be directly reprogrammed to form beating heart muscle cells on soft surfaces that match the elasticity of native myocardium. This approach shows increased functional maturation and spontaneously beating iCMs, with implications for treating heart failure and myocardial infarction.
A study of over 86,000 Japanese couples found that wives with similar cardiovascular disease risk factors as their husbands are more likely to suffer from the same disorders. The researchers emphasize the importance of considering spouses' health in medical treatment and recommending family-based interventions.
Scientists from the University of Tsukuba found that retrotransposons may change how genes are expressed in melons. In a study published in Communications Biology, researchers discovered that retrotransposons had a role in altering gene expression when melon genomes were diversifying and affecting fruit ripening.
Researchers at the University of Tsukuba have developed a new crystalline material that reversibly changes color from yellow to red when absorbing water, indicating the presence of water. This work could lead to the creation of highly sensitive vapochromic sensors that can detect gases or water vapor without external power.
Water polo players use efficient 'eggbeater' kicks to elevate themselves in the water, exceeding biomechanical predictions. The high efficacy of this technique may lead to optimized sports performance and new underwater propulsion methods.
Non-alcoholic fatty liver disease (NAFLD) affects both obese and non-obese individuals, with distinct differences found in male and female patients of varying body mass indexes. Key findings include lower skeletal muscle mass and insulin resistance in non-obese NAFLD patients compared to their obese counterparts.
A study by University of Tsukuba researchers found that patients with long stretches of repeat DNA sequences in the FLI1 gene are more likely to develop systemic sclerosis. The study suggests that these genetic variations may disrupt FLI1 expression, contributing to the disease's pathogenesis.
The study reveals an 'inchworm-like' slip evolution of supershear rupture along the Palu-Koro fault, showcasing the effect of complex fault geometry on rupture propagation. This phenomenon may have significant implications for assessing future earthquake impacts and related disasters.
Researchers at the University of Tsukuba found that epidermal stem cells undergo a change in their complex sugar repertoire with age, which could serve as a biological marker of aging. This 'glycome shift' is characterized by an increase in sialylated complex type N-glycans and a decrease in mannose-type N-glycans.
A recent study by the University of Tsukuba found that regular physical activity improves cognitive skills, especially in children with initially poor executive function. The research suggests daily physical activity is critical for school-aged children and has practical implications for educational institutions.
The study used advanced metrics from information theory to describe the collective behavior of small schools of ayu fish, finding that groups of three or more exhibited noticeably different dynamics. This work may aid in developing cooperative biomimetic swarming robots and help understand fundamental problems in complexity theory.
Researchers at the University of Tsukuba found that dopamine neurons represent different parts of the decision-making process, including both evaluation and choice. The study suggests that these neurons send decision signals to other brain areas, ultimately influencing muscle action and informing choices in everyday life.
Researchers from the University of Tsukuba found that flame sterilization introduces carbon dioxide into shake flasks, significantly affecting cell growth. Excess CO2 concentrations increased by up to 70% in certain microbes, while others showed minimal impact.
Researchers at the University of Tsukuba identified a novel protein complex, NWC, involved in regulating Aurora B localization to ensure correct chromosome separation. The study found that NWC functions in mitotic chromosome stability by allowing Aurora B to accumulate at centromeres.
A new study reveals a nest of exceptionally small non-avian theropod egg fossils in Japan, providing insights into Early Cretaceous ecosystems. The Kamitaki Egg Quarry yielded over 1300 fossil eggs, mostly belonging to the newly discovered Himeoolithus murakamii genus.