A novel microdevice provides a minimally invasive method for measuring cell mechanical properties, improving upon existing techniques such as atomic-force microscopy. The device uses a soft diaphragm to compress cells, allowing real-time observation of deformation and estimation of the Young's modulus.
Kumamoto University researchers developed a low-energy, continuous biofuel extraction method from microalgae using nanosecond PEF, increasing efficiency and reducing damage to algae. The new process allows for faster and more efficient extraction of hydrocarbons without destroying the microalgae.
Researchers at Kumamoto University have discovered the key to hMTH1's ability to hydrolyze multiple oxidized dNTPs with high efficiency. The protonation state of specific aspartate residues plays a crucial role in this process, allowing for targeted inhibition of cancer cells.
Researchers developed a novel therapy using iPS-cell derived immune cells that produce interferon-β to combat liver cancer. The treatment was found to inhibit tumor cell proliferation and cause death, with high concentrations of IFN-β detected at targeted sites.
Researchers found that intron sequences promote heterochromatin structure formation, leading to improved chromosome segregation during cell division. This discovery has significant implications for understanding diseases caused by chromosomal abnormalities, such as Down syndrome.
The SETD8 enzyme regulates cellular senescence, a process where cells stop proliferating due to age or stress. Lowering SETD8 increases protein synthesis and growth arrest in senescent cells, promoting metabolic activities.
The study focuses on combining SPRA technology with polypseudorotaxane (PPRX) technology to create a sustained and controllable insulin release system. Four types of PPRXs were developed, showing improved blood glucose reduction times and safety profiles.
Researchers found that acute kidney injury causes a buildup of indoxyl sulfate in the blood and lungs, leading to damage. Oral treatment with AST-120 decreases IS levels and improves lung function in animal models.
Researchers at Kumamoto University have developed highly sensitive gas sensors for detecting volatile organic compounds, with the ability to detect biomarkers in the parts-per-billion range. The sensors use anisotropically shaped SnO2 nanocrystals with precise control over particle size and pore distribution.
Researchers developed a new mouse model that faithfully reproduces the pathologies of COPD and CF, revealing two key pathways: oxidative stress and protease-antiprotease imbalance. The model shows promise for developing new medication therapies.
Researchers at Kumamoto University find that interleukin-6 (IL-6) helps cancer cells survive radiation therapy by suppressing oxidative stress through the Nrf2-antioxidant pathway. This discovery offers new potential therapies targeting IL-6 to combat radioresistant cancers.
A novel murine model reveals MTU1's importance in regulating mitochondrial protein translation and embryonic development. The study found a conditional knockout mouse line with liver-specific MTU1 deficiency exhibited signs of liver damage, altered metabolism, and increased FGF21 levels.
Researchers from Kumamoto University found a significant association between the presence of Fusobacterium nucleatum in esophageal cancer tissue and poor survival outcomes. The study suggests that this oral bacterium may contribute to esophageal cancer development via chemokines.
Researchers found that tree shrews have a natural immunity to HBV, with cytokine interferon-gamma playing a key role in the activation of hepatic natural killer cells. The study also revealed the importance of extracellular vesicles in regulating innate immune responses to HBV infection.
A recent neuroimaging study found that native Japanese speakers are less affected by visual lip movements when listening to speech, allowing them to focus more on auditory cues. In contrast, native English speakers rely heavily on visual information to process audio-visual speech integration.
A new wearable medical device has been found to reduce visceral fat and improve blood glucose levels in patients with type 2 diabetes. The device, which uses mild electrical stimulation and heat shock, has shown significant improvements in glycated hemoglobin values and insulin resistance.
Researchers found higher levels of estrogen in lung tissue of postmenopausal women with synchronous multiple lung adenocarcinoma (SMLA) compared to those with single tumor lung adenocarcinoma. The study suggests an association between estrogen and SMLA, potentially leading to gene therapy development.
Researchers at Kumamoto University have developed a new method to detect pancreatic cancer using blood biomarkers, enabling early-stage diagnosis and improving prognosis. The discovery of insulin-like growth factor binding protein 2 (IGFBP2) and IGFBP3 as promising biomarkers shows promise for screening various types of cancer.
Research from Kumamoto University has discovered that a natural compound isolated from onions, onionin A, exhibits anti-ovarian cancer properties. ONA inhibits the growth of ovarian cancer cells and enhances the effects of anti-cancer drugs, making it a promising treatment option.
Researchers discovered that inhibiting ANGPTL2 production can benefit both mice and human cardiac muscle cells with therapeutic effects in reducing heart failure progression. Moderate exercise previously found to reduce ANGPLT2 levels can now be replicated through gene therapy.
Research in Japanese lakes reveals an increase in lead contamination since 1900, contradicting the global trend of declining lead emissions. The study suggests that industrialization in East Asia is a significant source of trans-boundary lead pollution affecting Japan.
A single HIV mutation was found to induce two different outcomes in T cell adaptation, revealing a complex co-evolution between the virus and human immune cells. This finding has significant implications for the development of T cell-mediated AIDS vaccines.
Dr. Hirofumi Kai's research focuses on inhibiting Alport syndrome progression, a progressive genetic kidney disease with high risk for kidney failure. The Alport Syndrome Foundation awarded $50,000 per year for two years to support his project on modeling AS in mice and humans.
Changes in intestinal flora caused by antibacterial drugs can reduce enzyme activity in the liver and kidneys, affecting drug metabolism and transport. This study suggests that altered intestinal flora may lead to reduced drug efficacy and increased side effects.
Researchers at Kumamoto University have developed a novel, pot-shaped carbon nanomaterial with a deeper orifice than any previously produced hollow carbon nanostructure. The material's unique characteristic enables it to gradually release substances contained within, making it suitable for applications such as drug delivery systems.
Researchers at Kumamoto University discovered a new method for drastically changing the color and fluorescence of a compound using oxygen and hydrogen gases. The technique uses energy from gases themselves, producing only water as a byproduct and has potential applications in detection sensors and organic semiconductors.
Researchers visualize peptidoglycan 'wall' in moss chloroplasts for the first time, overturning traditional understanding of chloroplast structure. The discovery has significant implications for our knowledge of plant cell biology and the origins of photosynthesis.
Researchers have developed a culture method that significantly increases kidney progenitor cell proliferation while maintaining their ability to form glomeruli and tubules. This breakthrough finding has major implications for regenerative medicine, potentially aiding in the search for causes of kidney disease and new drug development.
HTLV-1, a retrovirus that co-exists with humans, infects 30 million people worldwide. Persistent infection is attributed to CTCF, which controls viral DNA integration into human DNA. This discovery may lead to new prevention and treatment strategies for refractory leukemia.
Research reveals that people with low ALDH2 activity, common in East Asian populations, are more likely to develop non-alcoholic fatty liver disease (NAFLD). Even those who don't drink heavily or at all are at risk. Regular γ-GTP level checks are recommended.
A simple screening test can accurately predict the severity of heart disease in patients with heart failure. The test calculates a patient's sarcopenia score based on their age, grip strength, and calf circumference, making it a useful evaluation method for daily clinical practice.
Researchers at Kumamoto University developed a method to predict epileptic seizures with high accuracy using electrocardiogram data. Heart rate variability analysis produced accurate predictions (91%) and allowed patients to ensure their safety before seizures. A wearable device is planned for development.
Researchers from Kumamoto University have identified the protein p53, which plays a crucial role in slowing down the progression of Alport syndrome. The study suggests that recovering the function of the p53 gene could help inhibit symptom progression and develop new treatment strategies for genetic diseases.
Researchers from Kumamoto University used a new analysis system to evaluate the effectiveness of antithrombotic drugs in preventing and curing diseases caused by blood clots. The T-TAS system was able to accurately measure blood clotting ability, enabling healthcare providers to make informed decisions about medication management.
Researchers from Kumamoto University and The University of Tokyo have elucidated the control of cellular movement during blood vessel formation, showing that tip cells and trailing cells move at different speeds and directions. This study provides new insights into the complex cellular motion involved in blood vessel proliferation.
Researchers at Kumamoto University have successfully connected iPS-derived kidney cells to a capillary network, enabling the formation of a functional filtration membrane. This breakthrough has significant implications for regenerative medicine and organ transplantation, particularly for patients with renal failure.
A novel fusion gene NUP160-SLC43A3 has been identified in skin cancer cells, leading to rapid tumor progression and a significantly shorter duration between symptoms onset and hospital visit. This discovery has potential implications for new diagnostic and therapeutic approaches for angiosarcoma.
Researchers found that coronary spasm at sites of atherosclerotic coronary artery narrowing significantly increases the risk of future heart attacks. Patients with these spasms are more likely to experience acute coronary syndrome, emphasizing the importance of monitoring and preventative therapy.
Researchers found that coadministering statins with ezetimibe significantly reduced LDL cholesterol levels and plaque buildup in heart disease patients. The study showed a 40% lower cholesterol level and greater plaque regression compared to single-drug therapies.
Researchers found that normal-weight carriers of the PNPLA3 mutant genotype are at higher risk for non-alcoholic fatty liver disease (NAFLD) and renal function dysfunction. The study suggests this mutation may be used to identify individuals at high-risk for NAFLD, regardless of weight status.
Researchers developed an ultra-superovulation method to increase the number of eggs obtained from genetically modified mice, reducing the need for multiple females and improving efficiency in IVF and embryo transfers. The breakthrough could lead to a significant reduction in the number of experimental animals used in research.
A study published in Nature Communications reveals that a specific type of non-coding RNA, known as Eleanors, plays a key role in the development of endocrine therapy resistance in ER-positive breast cancer cells. Resveratrol was found to repress these RNAs, inhibiting the proliferation of resistant cancer cells.