Researchers developed a novel nanoporous material with exceptional piezoelectric capabilities, outperforming traditional lead-based materials. The material's ultra-thin structure and straightforward synthesis approach make it a highly promising candidate for future high-density energy harvesting.
The researchers developed a novel viral reporter system called HIV-Tocky, which allows for real-time visualization of HIV dynamics post-viral infection. This innovation provides crucial insights into HIV-1 latency mechanisms and establishes a foundation for developing eradication strategies.
Kumamoto University researchers discovered HSF5's crucial role in the completion of meiosis and activation of genes essential for sperm formation under non-stress conditions. HSF5 is distinct from other Heat Shock Factors, which primarily regulate gene expression in response to stress.
Researchers found that FOXO1 translocates to the nucleus specifically in Tip cells upon prolonged VEGF stimulation, guiding vascular branching. This activation triggers the expression of genes determining Tip cell fate and inhibits NOTCH signaling in stalk cells.
Researchers from Kumamoto University found that freshwater phytoplankton in Lake Baikal produce DMSP abundantly, which acts as an osmolyte and protects the phytoplankton against osmotic pressure. The study reveals a cryoprotective role of DMSP for the survival of planktons in freshwater ice.
Research finds that hyperglycemia-induced hypoxia disrupts pancreatic beta-cell function, leading to impaired insulin secretion. Overexpression of BHLHE40 impairs insulin secretion by reducing MAFA expression.
Researchers from Kumamoto University developed a zero-waste process to synthesize hydrogels containing tannic acid and ultra-high molecular weight polyethylene oxide, resulting in highly stretchable and self-healing materials. These supramolecular materials exhibit excellent mechanical properties and potential eco-friendly applications.
Researchers discovered a unique mechanism in naked mole-rats that targets senescent cells, suppressing their accumulation and delaying aging. This 'natural senolytic' process involves serotonin metabolism and oxidative stress, potentially offering an evolutionary rationale for removing senescent cells as a therapeutic strategy.
Researchers at Kumamoto University identified a cell surface marker, ROR1, that promotes hyperproliferation and metastasis in pancreatic cancer. High expression of ROR1 drives tumorigenicity and intratumor heterogeneity, suggesting a potential therapeutic target for pancreatic cancer therapy.
Researchers have successfully developed chemically stable, tunable-bandgap 2D nanosheets from perovskite oxynitrides, opening new possibilities for sustainable technologies such as photocatalysis, electrocatalysts, and electronics. The nanosheets exhibit superior proton conductivity and excellent photocatalytic activity.
Researchers found that Matcha tea powder reduces depression in mice by activating dopaminergic neural circuits and improving mood. The study's results suggest that Matcha's antidepressant-like effects depend on the animal's prior mental state, with stress-susceptible mice showing a significant response.
Researchers from Kumamoto University found that synchronizing ovulation and mating in
A study by Kumamoto University researchers reveals LSD1's role in regulating skeletal muscle response to environmental stress. The findings suggest that LSD1 moderates muscle adaptation to environmental conditions, with potential implications for maintaining muscle health and preventing diseases such as sarcopenia.
A team of researchers from Japan has developed a single purely organic neutral molecule with an incomplete oxidation state for the first time. The new molecule exhibits multi-step phase transitions and crossover caused by intra- and intermolecular electronic interactions, leading to unique strongly correlated electron properties.
Researchers found that Sirtuin 7 regulates brown adipose tissue functions, leading to suppressed energy expenditure and thermogenesis. The study reveals a molecular pathway involving protein deacylation and mRNA binding, which will have implications for treating hypermetabolic conditions like cancer and obesity.
Researchers found that regorafenib, a dual PDGFR α/β inhibitor, modifies the cancer microenvironment and enhances the efficacy of anti-PD-1 immunotherapy in advanced gastric cancers. This combination therapy boosts tumor infiltrating immune cells and reduces tumor fibroblasts.
A germline mutation of topoisomerase II B affects the movement of proteins in the nuclei of cells with this mutation. The study reveals that the mutation impacts nuclear dynamics and provides a platform to understand the biological relevance of such mutations.
Researchers from Kumamoto University reveal how hematopoietic stem and progenitor cells orchestrate intestinal tissue repair through microbial signals. The study found that acute gut inflammation triggers the activation and expansion of immune progenitor cells, which migrate to lymph nodes to promote tissue repair.
Researchers have characterized the functional significance of DDX41 in molecular processes underlying cancer. The study reveals that DDX41 serves crucial functions in transcriptional processes, RNA splicing, and genomic integrity maintenance, which may hold significance in treating hematopoietic malignancies.
Researchers found that excessive iron accumulation accelerates tumor growth in F. nucleatum-positive colorectal cancer by enhancing inflammatory responses in immune cells, promoting interpatient prognostic variability. Iron levels also modulate macrophage expression profiles, transforming them into pro-tumor cells expressing CCL8.
A research team at Kumamoto University has identified the separation of Japanese cockroaches in ancient pottery, dating back over 5,000 years. The study found that the smokybrown cockroach was native to western Japan and the Yamato cockroach was native to eastern Japan.
A team of researchers led by Prof. Shinya Hosokawa analyzed the atomic configurations of Pd42.5Ni7.5Cu30P20, a champion bulk metallic glass, and found its characteristic configurations that lead to its excellent glass-forming ability.
Research at Kumamoto University reveals that fetal liver blood cells are stem cell-independent, contrary to the long-held view that HSCs are essential for their production. The study provides new insights into the origin of HSCs and suggests a reconsideration of their role in embryo formation.
A study by Kumamoto University researchers found that a defective isoform of the SIGIRR gene activates an inflammatory pathway associated with cystic fibrosis. This defect leads to decreased expression and function of anti-inflammatory molecules, resulting in severe inflammation.
Scientists develop a new model to predict when a droplet will splash upon hitting a solid surface, considering factors like wettability and roughness. The study could enable advances in agriculture, epidemiology, and printing technology.
A new sample preparation method called 'water droplet-in-oil' (WinO) has been developed to improve efficiency in single-cell proteomics. The technique reduces sample loss and increases throughput by up to 10-fold compared to conventional methods.
Researchers from Kumamoto University create nanocavities using ovalene molecules on gold electrodes, trapping a single thiol molecule. This breakthrough enables precise molecular design for future electronic devices and sensors.
Researchers discovered that ancient retroviruses embedded in human genome can undergo retrotransposition into iPS cells, potentially posing a risk for regenerative medicine. The study found that HERV-K is expressed in SOX2-expressing cells and may cause cancer and neurological diseases by altering gene expression profiles.
A team of researchers from Kumamoto University has developed a transformable polyrotaxane carrier that can facilitate genome editing using Cas9RNP with high efficiency. The carrier, called amino-PRX, is multi-step transformable and has low cytotoxicity, making it an enormously promising candidate for safe and efficient delivery.
Dr. Kenichi Miharada and his team received the grant to develop an in vitro red blood cell production method due to global blood shortage for transfusions. They have already established a semi-infinitely proliferating red blood cell source called immortalized human erythroblast cell line (ELLU cells), but face technical challenges.
A post-hoc subgroup analysis of the AFIRE trial found that reduced kidney function significantly influences bleeding events during antithrombotic therapy. Patients with healthy kidney function have a decreased risk of bleeding over time, while those with reduced kidney function remain at high risk.
Researchers found a unique bivalent histone-mark switch specific to critical transcription factors that induce genes essential for angiogenesis. The histone modifiers responsible for this modification are vital for postnatal angiogenesis.
A team of researchers at Kumamoto University successfully created complex 3D kidney tissue in the lab using mouse embryonic stem cells. The breakthrough could lead to advances in kidney research and potentially even transplantable organs.
Researchers at Kumamoto University developed a novel 'supermolecular' material that binds to protein drugs, prolongs their effect without impairing activity, and improves overall drug performance. The material, called PEG-PRX, adds polyethylene glycol chains to proteins without compromising biological action.
A recent study has identified a new mechanism by which oral cancer cells acquire radioresistance through the transfer of microRNA, specifically miR-503-3p. This discovery brings hope for the development of new treatments for radiation-resistant oral cancer.
Scientists at Kumamoto University have developed a novel peptide vaccine that improves obesity-related dyslipidemia and may be cost-effective. The vaccine targets angiopoietin-like protein 3 (ANGPTL3) and has been shown to reduce dyslipidemia in mice, producing antibodies that last for six months.
A new cell line from human adult bone marrow can grow infinitely and differentiate into red blood cells, making it a potential source for generating endless amounts of RBCs. This breakthrough could simplify methods for establishing immortalized cell lines and select clones with maximum RBC production potential.
Researchers provide evidence that mammalian and avian primitive streaks evolved independently, using different mechanisms to form the body plan. They suggest alternative landmark for ethical oversight in human embryological research.
A recent study has identified a nematode attractant in flax seeds, which can be used to develop sustainable and environmentally-friendly agriculture methods. The attractant, consisting of cell wall polysaccharides, is found to contain L-galactose sidechains that are critical for nematode attraction.
A new gene ZFP541 has been discovered by researchers at Kumamoto University to control the completion of meiosis in spermatogenesis. The study found that ZFP541 plays an essential role in regulating meiosis and is expressed in late meiotic prophase, binding to regulatory regions of meiosis-related genes.
The study describes the three-dimensional structure of the MUTYH protein and its interaction with PCNA, a key player in DNA replication. The researchers found that mutations in the MUTYH gene reduce its binding affinity to DNA and destabilize its structure, leading to decreased DNA repair activity.
The L452R mutation of the SARS-CoV-2 spike protein evades human immune response via HLA-A24, a common allele in East/Southeast Asian populations. This mutation also enhances viral infectivity and replication efficiency.
Researchers found a compound derived from turmeric essential oil has neuroprotective properties against Parkinson's disease, by enhancing cellular antioxidants and activating Nrf2. The findings suggest that compounds with anti-inflammatory effects on microglia may suppress dopaminergic degeneration, opening new avenues for treatment.
Researchers at Kumamoto University discovered that muscles and satellite cells retain positional memory from fetal life, based on the expression pattern of the homeobox (Hox) gene cluster. This finding is expected to provide insights into the pathogenesis of muscle diseases and develop regenerative medicine.
Research at Kumamoto University found that LSD1 produces unique metabolic profiles depending on the type of acute myeloid leukemia cells. LSD1 inhibitors may be effective in treating erythroleukemia (EL) with high LSD1 expression levels, and could lead to personalized therapies for various leukemia types.
A microfilter device capable of detecting trace amounts of cancer cells in one mL of blood has been developed by a Kumamoto University research group. The device uses dynamic deformation and nucleic acid aptamers to separate and capture CTCs, achieving a high detection capability and selective detection rate.
A novel lncRNA, Caren, has been identified as a potential therapeutic target for heart failure. It enhances energy production in cardiomyocytes and inhibits the activation of the ATM protein, which accelerates heart failure severity. Increasing Caren expression may inhibit heart failure progression.
Researchers at Kumamoto University developed a new analytical method to detect degraded beta-lactam antibiotics. Cysteine persulfide, a reactive sulfur species produced by bacteria, degrades and inactivates these antibiotics.
Research collaboration at Kumamoto University has revealed DNA methylation status in frontal lobes of BD patients, revealing altered gene transcriptional regulatory regions. Many genes were found to be hypomethylated in neurons, while those important for psychiatric and neurological functions were hypermethylated.
Researchers uncover how histone demethylase KDM5A promotes myeloma cell proliferation by regulating histone methylation. A novel KDM5 inhibitor inhibits cancer cell growth and is expected to develop into a new therapeutic strategy for multiple myeloma and other cancers.