Researchers at Okayama University have developed a novel 'green' synthesis technique for the production of NEt-3IB, a promising small-molecule oral drug candidate for inflammatory bowel disease (IBD). The new method produces large quantities of NEt-3IB with high purity and a total yield of over 30%, using only recoverable organic solve...
Scientists from Okayama University have identified the genes that cause pesticide sensitivity in sorghum, a superfood grain. The study reveals that these genes are involved in plant defense mechanisms and could help develop crops that can be grown safely with organophosphate treatment.
Researchers from Okayama University developed an AI-powered image classifier to simplify and speed up the task of image analysis in cell biology. The system achieved high detection accuracy for mitotic cells in plant species, demonstrating its potential for non-experts to use.
Researchers at Okayama University used CRISPR/Cas9 technology to genetically edit barley, creating mutants that resist pre-harvest sprouting and can be promoted with cold temperatures or hydrogen peroxide treatment. This breakthrough has significant implications for high-quality barley production and could lead to improved beer quality.
A recent study led by Okayama University scientists found that metformin activates a subset of immune cells called CD8+ T-lymphocytes to attack and kill tumor cells. The study revealed that metformin increases the production of reactive oxygen species in these cells, which activates growth pathways and allows for proliferation.
A new study by Okayama University scientists shows that proteins' hydrophobic parts do not repel water as previously thought. The researchers used computational methods to find that the van der Waals force between hydrophobic parts stabilizes the unfolded structure, leading to folding.
A study by Okayama University researchers validates the 'pre-emptive selfing hypothesis,' proposing self-pollination as a survival strategy for coexistence. The findings show that evolution of prior selfing favors the propagation of inferior competitive plant species, leading to long-term coexistence.
Recent study by Okayama University researchers reveals three photoinitiators cause faster increase in breast tumor growth in mice, with tamoxifen pretreatment reducing toxicity. The findings suggest photoinitiators could act as hormonal disruptions, raising concerns for patients and healthy individuals.
A study published in International Journal of Environment and Public Health Research reveals that oral bacteria, specifically P. gingivalis and Lactobacillaceae families, are associated with periodontitis. Genetic differences among hosts contribute to susceptibility to pathogens, but the oral microbiome plays a more significant role in...
Researchers from Okayama University conducted a randomized trial to assess the benefits of interventions for early cancer screening in patients with schizophrenia. The study found that 47.1% of counseled patients underwent colorectal cancer screening, compared to 11.8% of those receiving only usual treatment.
Researchers discover that gastrin-releasing peptide (GRP) is widely conserved among vertebrates, but the NMB/bombesin system has diversified in some lineages. GRP has evolved independently from a single ancestral homologue and plays a role in regulating energy intake and expenditure in both amphibians and mammals.
A validated definition for iMCD-TAFRO has been established to differentiate it from other iMCD cases, enabling timely diagnosis and proper treatment. The new definition includes four clinical criteria: thrombocytopenia, anasarca, fever, and organomegaly.
Researchers found a positive correlation between population pressure and higher levels of violence during the Middle Yayoi period in northern Kyushu, Japan. Despite peak population pressures in some regions, lower frequency-of-violence values were observed, suggesting other factors may have influenced violence levels.
The study reconstructs the movement of southwest Japan from the Cretaceous to the Cenozoic era using paleomagnetic analysis. The researchers found that southwest Japan experienced two clockwise rotations, indicating tectonic rotations during the Paleogene and Neogene periods.
A research team from Okayama University has reported the potential of a berry-producing vine, Vitis coignetiae Pulliat (Yamabudo), against lung cancer in mice. The study found that extracts from Yamabudo and its chemical compounds display tumor-suppressing properties by repairing DNA damage and suppressing growth signaling pathways.
Researchers at Okayama University successfully assembled a high-quality genome sequence of the 'Fielder' wheat cultivar, a key crop resistant to genetic modification. The study showcases the effectiveness of circular consensus sequencing (CCS) in tackling complex genomes.
Researchers elucidated the mechanism by which a membrane remodeling protein, VIPP1, protects thylakoid membrane integrity. The study reveals that VIPP1 creates a basketlike structure with hydrophobic surfaces that bind to the membrane and remodel it.
Researchers repurpose cancer drug PLX3397 to combat sarcoma's growth and spread in animal models. The treatment inhibits CSF-1/CSF-1R signaling, reprogramming tumor-associated macrophages and stimulating immune cell infiltration.
Scientists from Okayama University discovered that marine flatworms develop gravity-sensing ability within 0-7 days after hatching, with a statolith forming in the statocyst. The statocyst comprises nerve cords and is connected to the nervous system through the basal lamina and stc.
A nationwide study found that high levels of television exposure in early childhood can lead to visual acuity problems later on. Parents' concerns about their child's eyesight increased as the child aged from 7 to 12 years.
Scientists from Okayama University have discovered a high-performance CO2 adsorption material in zeolites at room temperature. The discovery, reported in the Journal of Materials Chemistry A, opens up new possibilities for efficient air purification, including applications in space shuttles and concert halls.
A recent study developed an AI-based system to predict optimal medication dosages for patients with kidney disease undergoing hemodialysis. The system achieved high prediction accuracy rates, providing clinically appropriate classifications at even higher rates.
Researchers used AI software to analyze facial changes caused by Parkinson's disease, finding differences in apparent age and facial expressions. The study suggests AI could accelerate diagnosis and treatment for neurodegenerative diseases.
A new study published in PLOS ONE found that the circadian rhythms of Japanese red flour beetles vary geographically, with weaker rhythmic amplitudes at higher latitudes. The researchers collected beetles from 37 rice mills across Japan and found no variation in rhythm period with latitude or longitude.
Scientists from Okayama University have demonstrated high-performance gas molecule confinement with boron nitride nanopores, surpassing activated carbon. The study found that the nanoporous structure of p-BN allows for strong interaction between nitrogen and its pores, leading to higher adsorption rates.
In a recent study, scientists from Okayama University found that male G. cornutus beetles adopt different survival strategies depending on the size of their mandibles. Males with larger mandibles were more prone to exhibit tonic immobility when stimulated, while smaller mandibles were associated with escape behavior.
Researchers developed theoretical models to predict clathrate hydrates outside Earth, revealing contrast in stable water forms on celestial bodies. Clathrate hydrates play a crucial role in preserving atmospheric volatile gases, storing them slowly over geological timescales.
Researchers have developed a safe and efficient stem cell therapy to regenerate cardiac function in pediatric patients with dilated cardiomyopathy. The therapy, using cardio sphere-derived cells, has shown promising results in small human trials, reversing damage and improving heart function.
Researchers at Okayama University found a non-synaptic mode of oxytocin transport across the central nervous system, which activates oxytocin receptors to control penile erection and ejaculation in male rats. Oxytocin causes increased sexual activity and neuronal activity in injected animals.
A study published in Scientific Reports reveals a significant rise in Creutzfeldt-Jakob disease cases and mortality rates in Japan between 2005 and 2014. The incidence rate increased by an average of 6.4% per year, with the most prominent increase seen among individuals over 70 years old.
A recent study from Okayama University found that bacteria from families Prevotellaceae and Veillonellaceae, as well as genera Alloprevotella and Dialister, may contribute to dental caries. This suggests a shift in research focus away from mutans streptococci.
Scientists at Okayama University developed a new technique to analyze dendrite formation in rechargeable batteries, improving safety. They discovered that quasimetallic Li clusters act as a buffer for dendrite formation in hard carbon electrodes, providing valuable insight into overcoming lithium dendrite formation limitations.
Scientists from Okayama University have developed genetically engineered proteins that can be controlled by light, offering a promising new tool for studying neurons. The engineered proteins, based on natural light-regulated channels, can be activated or silenced using different light frequencies, providing finer control over neural ac...
Scientists have created a new 3D cell culture model of the pulmonary arterial wall to study pulmonary arterial hypertension. The model successfully recapitulates the process central to the pathogenesis and progression of PAH, allowing researchers to test potential drug candidates for treatment.
A novel, rapid carcinogen detection method using stem cells has been developed by scientists at Okayama University. The method, which takes only one week to yield results, involves testing chemicals on healthy stem cells to see if they convert into cancerous stem cells.
Researchers at Okayama University developed a novel 3D cell culture model that accurately replicates the fibrotic components of pancreatic cancer. The model allows for the tuning of fibrosis levels, enabling a better understanding of how it hinders cancer treatment and its therapeutic ramifications.
Researchers find that manipulating magnesium intake can improve photosynthetic efficiency and growth in rice plants. By understanding the daily pattern of magnesium uptake, scientists may be able to develop new strategies for improving crop yields and addressing global food shortages.
A team of scientists investigated the structure and function of a key protein called IsiA in cyanobacteria. They found that IsiA acts as an energy harvester and donor, transferring captured energy to the trimeric core of PSI. The study provides important insights into photosynthetic energy transfer mechanisms.
Scientists have uncovered new structural details of an aquatic microorganism's LHCI-PSI complex, shedding light on the energy harvesting and transfer process. The discovery highlights unique features of diatom proteins, which can inform the development of efficient solar-energy utilization devices.
Scientists have identified a specific protein mutation in E. coli that increases bacterial virulence, leading to increased resistance to antibiotics and antibacterial substances. The mutation affects the lipopolysaccharide transporter, causing the bacteria to produce more outer membrane vesicles and become more deadly.
Researchers at Okayama University create novel electrochemical reaction to produce thienoacenes, key building blocks in organic semiconductors. The new method replaces expensive rare metal catalysts with an eco-friendly approach, reducing manufacturing costs and environmental impact.
Researchers at Okayama University have developed a model showing how liver cancer stem cells are born from normal stem cells under specific environmental conditions. The study successfully established liver CSCs without genetic manipulation, providing a crucial tool for further research and potential targeted therapies.
Certain insects arrest their development at specific stages to cope with extreme conditions, a process known as overwintering. Research reveals that day length and temperature separately regulate this adaptation, utilizing distinct mechanisms including the juvenile hormone pathway and insulin/TOR signaling pathway.
Scientists at Okayama University created a human stem cell-based model of myocardial infarction, allowing for the evaluation of tissue damage and inflammation. This new model offers a more accurate representation of human heart conditions, enabling the development of more effective preventive and therapeutic medicines.