A global study has identified the evolutionary steps leading to the spread of the wheat blast fungus, a pathogen causing significant yield losses in Asia and South America. The fungus emerged through host jumps from a weed pathogen and its distribution was initially restricted to South America before re-emerging on the Eurasian continent.
Researchers found that Japanese children's handwriting development involves distinct temporal patterns of movement, which differentiate subtle features of each symbol. This process is linked to an air writing phenomenon in Chinese character-based cultures, suggesting a unique approach to learning the hiragana script.
After 100 years of misidentification, researchers have confirmed the existence of Kadsura matsudae, a distinct East Asian vine species. The discovery was made by collaborating experts from Japan and Taiwan, who utilized molecular analysis to distinguish it from previously thought to be Kadsura japonica.
Researchers discovered the P700 oxidation system in plants to suppress reactive oxygen species production, allowing safe photosynthesis. The system starts functioning when excess light energy is present, serving as a warning marker for oxidative stress.
Researchers at Kobe University have developed a new photocatalyst that increases hydrogen production tenfold. By deliberately creating a lack of uniformity in size and arrangement of crystals, the team was able to spatially separate electrons and holes, preventing recombination and increasing conversion efficiency.
A new control mechanism for the Opitz syndrome gene has been discovered, revealing a previously unknown cell signaling pathway. This finding could lead to the development of new treatments targeting this pathway.
Researchers have developed a highly sensitive method to detect even earlier stages of colorectal cancer by analyzing metabolites in blood plasma. The new screening method exceeds 96% sensitivity and specificity, confirming its effectiveness even for early-stage patients.
Researchers at Kobe University developed a new solar cell structure that can absorb spectral components of longer wavelengths, increasing energy conversion efficiency to over 50%. The design achieved up-conversion based on two photons, reducing energy loss by over 100 times compared to previous methods.
A Japanese research team has discovered the mechanism behind oil synthesis in microalgae cells, which could contribute to the development of more efficient biofuels. The findings revealed that adding seawater increases the production of triacylglycerol, a key component of oil.
Researchers at Kobe University have clarified part of the photosynthetic reaction center mechanism, unlocking a crucial step towards artificial photosynthesis. The findings reveal the initial electric charge separation structure and its stabilization through electrostatic interaction between charges.
Researchers have discovered two new species of parasitic orchids, Gastrodia nipponicoides and Gastrodia okinawanesis, on the main island of Okinawa. The plants are related to the common orchid Gastrodia nipponica but can be distinguished by differences in their petals' lips and column structure.
A Japanese research group has identified a newly-identified autoimmune endocrine disease caused by thymomas, which leads to hypopituitarism. The study found that abnormal expression of PIT-1 in thymoma cells triggers immune tolerance breakdown, resulting in autoimmunity.
Researchers analyzed gene expression in albino and green orchids to investigate the evolution of parasitic plants. They found that genes related to mycorrhizal symbiosis are highly expressed in albino individuals, suggesting a similar mechanism for incorporation into fungi.
IFT20 protein plays a crucial role in the formation of invadopodia, structures that enable tumor cells to break through barriers and infiltrate surrounding tissues. The discovery sheds light on the molecular mechanism underlying cancer cell invasion.
A research group at Kobe University has discovered a potential new cancer treatment that activates cancer-engulfing cells. The treatment uses an antibody to activate macrophages, which can effectively eliminate cancer cells. This discovery could lead to the development of new and more effective cancer treatments.
Researchers at Kobe University have found a primitive pathway that resembles photosynthesis in Methanospirillum hungatei, a non-photosynthesizing microbe. The team used metabolome analysis to locate trapped CO2 and proved the microbe uses this pathway to synthesize glucose.
A Japanese research group used a new DNA analysis technology to detect 128 fish species in Maizuru bay, Kyoto prefecture. This method, known as eDNA metabarcoding, allowed them to survey fish in multiple areas during a short time period, detecting nearly 80% of the species present.
Research at Kobe University found that horses send signals to humans both visually and physically when faced with unsolvable problems, adapting their behavior based on humans' knowledge. This high social cognitive ability may have been acquired during domestication, enabling horses to form close bonds with humans.
Astrocytes play a crucial role in brain tissue recovery after injury, with the Ror2 protein promoting their proliferation. The research team discovered that Ror2 is activated by basic fibroblast growth factor, which enables astrocytes to start proliferating and minimizing inflammation around damaged neurons.
A Japanese research team has found that 2-aminobutyric acid (2-AB) can effectively increase glutathione levels in the body, a major antioxidant component. The study suggests that 2-AB could be used as a biomarker for early detection of oxidative stress and potentially treat conditions such as Alzheimer's disease and heart failure.
Researchers at Kobe University developed a new method to predict congenital CMV infection in fetuses using non-invasive tests. The most effective methods are ultrasound and PCR tests for uterine cervical secretion, which can accurately identify affected infants and enable early antiviral treatment.
A team of Japanese researchers revealed the mechanism for fever and bone pain caused by G-CSF, which is essential for treating hematological malignancies. The study found that PGE2 produced by neutrophils governed by sympathetic nervous system is behind the unpleasant symptoms caused by G-CSF.
A team of researchers presented a new model for the origin of Saturn's rings based on computer simulations. The study found that Kuiper belt objects were destroyed by tidal forces when passing close to giant planets, forming icy ring systems. This process explains the compositional differences between Saturn and Uranus' rings.
A team of researchers discovered that maintaining DNA methylation is closely linked to hybrid vigor in Arabidopsis thaliana, a model plant for studying hybrid plant superiority. The study's findings suggest that epigenetic regulation plays a crucial role in hybrid vigor.
A new species of plant, Gastrodia kuroshimensis, has been discovered in Japan, exhibiting unique characteristics of non-photosynthesis and cleistogamy. This discovery provides an opportunity to investigate the ecological significance and evolutionary history of complete cleistogamy.
A Japanese research team has identified a hormone that limits liver fibrosis in nonalcoholic steatohepatitis (NASH) and cirrhosis. Administering growth hormone alleviated NASH conditions caused by adult growth hormone deficiency, and treatments were effective on model animals.
Researchers identified genes that control cellular senescence, a process that permanently arrests cell growth. These findings have potential applications for creating new anticancer drugs and developing anti-aging products.
A team of researchers has shed light on the origin of centaur rings, revealing a scenario where tidal disruptions lead to disc formation and ring creation. The study suggests that rings around centaurs are more common than previously thought, with many awaiting discovery.
A Japanese research team has identified the causative gene for a common type of hearing loss, sensorineural hearing loss, which affects one in every 1000 infants. The gene, DIAPH1, is involved in actin filaments and their maintenance in auditory hair cells, leading to progressive deafness in transgenic mice.
Researchers used 3D live imaging to study the formation process of lateral roots in plants, clarifying part of the mechanism that creates new meristematic tissue. This discovery could potentially be used to control plant growth by artificially altering root system architecture.
A team of researchers has successfully developed a genome editing technique that induces target point mutation without cutting the DNA. This technique offers high-level editing operations with reduced cytotoxicity, making it suitable for gene therapy, disease research, and organism breeding.
Researchers developed a fluorescent protein method to accurately detect unconjugated bilirubin in newborns, minimizing blood sample interference. The UnaG method offers a highly sensitive and accurate detection method for preterm infants, potentially reducing neurological handicaps.
A Japanese research team has discovered four new genes in rice that could significantly improve crop breeding and help address global food shortages. The newly identified genes, found through genome-wide association studies (GWAS), influence traits such as flowering date, panicle number, and grain yield.
Researchers developed a new analysis method using magnetic fields to quickly measure aluminum concentration in tap water. This can lead to more efficient and environmentally-conscious coagulants for water treatment.
Researchers at Kobe University have developed a metal-containing compound that transforms into a solid when exposed to light and returns to its original liquid form when heated. This substance has potential applications in photolithography technology and other fields, including printed circuits and 3D printing.
Researchers from Kobe University identified enzymes that convert 3-hexenal into 2-hexenal, reducing the grassy odor in tomatoes. This breakthrough can be used to produce sweet tomatoes with less unpleasant fragrance.
Researchers have reproduced the reaction behind plant withering, revealing a mechanism involving reactive oxygen species during photosynthesis. This discovery could help ensure stable food supplies by cultivating plants resistant to global warming.
A new method has been proposed to detect bacterial infections in preterm infants by monitoring serum procalcitonin levels. The study found that PCT levels take longer to return to normal in preterm infants, providing a potential early detection criterion.
Researchers at Kobe University have successfully decoded a sugar molecule linked to muscular dystrophy, revealing its role in causing the condition. By identifying the abnormal synthesis of ribitol 5-phosphate, the team uncovered a potential therapeutic target for treating muscular dystrophy.
Researchers at Kobe University have discovered a previously unknown mechanism regulating organic compound creation and distribution in plants. This finding could help develop new methods for synthesizing valuable compounds like those found in Catharanthus roseus.
Researchers at Kobe University discovered a gene that neutralizes toxic byproducts of photosynthesis, enabling plants to 'breathe' and grow under stress. The AOR gene protects nighttime respiration, allowing plants to reach normal size and weight in stressful conditions.
A research group has developed a method to measure fish DNA in seawater, revealing the distribution of marine species. The study found that environmental DNA (eDNA) concentration reflects the biomass within 10-150 meters of the location.
Researchers at Kobe University have discovered a mechanism for the formation of a mosaic pattern of two different cell types in the nasal cavity. The study reveals that interaction between cadherins and nectins leads to the recruitment of cadherins to cell junctions, resulting in a mosaic pattern.
Researchers at Kobe University and AIST in Japan developed a technology to select high-affinity proteins that bind with membrane proteins, a key feature in controlling physiological functions. This discovery has potential applications in the development of new biopharmaceuticals for various drug targets, including cancer treatment.
Researchers found that treetop leaves in tall trees like coast redwood and Japanese cedar act as a water supply tank, storing water to help maintain physiological functions. This discovery helps predict future changes in forest function and CO2 absorption in the face of climate change.
Researchers at Kobe University have developed a painless dermal monitoring method to detect neonatal jaundice in preterm infants. The study identified the optimal skin area for monitoring, allowing for continuous long-term tracking of bilirubin levels and reducing cases of cerebral palsy and hearing loss.
A novel protein has been identified as a key player in preventing bowel inflammation, which is a major cause of Crohn's disease and ulcerative colitis. The discovery could lead to the development of targeted therapies for these conditions.
Researchers reveal that Saturn's F ring and its shepherd satellites, Prometheus and Pandora, formed from the collision of small satellites with a dense core. This study sheds light on the formation process of satellite systems in our solar system and beyond.
A team of researchers from Kobe University has developed a novel method to quantify the proportion of native and non-native genotypes in aquatic species. By analyzing environmental DNA (eDNA) from water samples, they were able to detect the presence of invasive non-native strains in rivers and reservoirs of western Japan.
Researchers at Kobe University identified novel chemosensory proteins in ant antennae, revealing cooperative modes of operation and recognition of individual information. These findings provide a starting point for elucidating the molecular mechanisms supporting complex ant societies.