Researchers developed a new imaging technique, XDFI-CT, to visualize the 3D internal structure of the nipple. The study reveals three distinct types of duct arrangements and provides evidence for the 'sick lobe theory' that non-invasive breast cancer begins in a single mammary lobe.
Researchers at Nagoya University have developed a one-step fabrication process that enhances the ability of nanocarbons to remove toxic heavy metal ions from water. The new method involves adding amino groups to the nanocarbons, which forms stronger chemical bonds with the heavy metals.
Researchers discovered a temperature-sensing nerve cell that transmits signals activating or inhibiting receiving nerve cells, explaining how worms respond to good or bad temperatures. Genetic studies identified three conserved genes involved in this response, suggesting a similar mechanism may exist in higher organisms.
A study published in Nature Communications reveals that microglia can both protect and damage the blood-brain barrier, depending on the level of systemic inflammation. The researchers used fluorescent labeling and two-photon imaging to study the interactions between microglia and the blood-brain barrier.
A device that generates over 5 volts of electricity directly from the movement of a liquid droplet has been developed by researchers at Nagoya University. The device, made of flexible thin films, uses molybdenum disulfide as an active material to harness energy from liquid motion.
Researchers at Nagoya University have successfully designed a laser diode that emits deep-ultraviolet light at a record-breaking wavelength of 271.8 nanometers. This achievement overcomes previous limitations and enables new applications in healthcare, such as disinfection and treating skin conditions like psoriasis.
Researchers have discovered a key to understanding the evolution of whales by analyzing the range of motion of their joints. By studying this range of motion, scientists can infer the feeding behaviors of extinct cetaceans, providing new insights into their diets and physiologies.
Researchers discovered a hotspot in Earth's radiation belt where killer electrons form, which can cause serious anomalies in satellites. The finding improves the accuracy of forecasting when these high-speed electrons will form, potentially impacting space weather science.
Scientists have discovered a novel protein function involved in the brain's reward circuit, which plays a major role in drug dependence and psychological disorders. The study found that this protein, Npas4, interacts with other proteins to facilitate neural changes and promote gene expression.
A new method uses isomaltodextrin, a cheap and widely available polysaccharide, to separate semiconducting from metallic single-wall carbon nanotubes. The purified semiconducting SWCNTs were found to improve the performance of thin-film transistors in LCD displays.
A research team has identified a protein called Meflin in cancer-suppressing cells surrounding pancreatic cancer. Increasing Meflin levels can restrain cancer progression and may lead to new therapies against the disease.
Researchers at Nagoya University have developed colorful pigments by combining fine silica particles and iron tannic acid, a safe and inexpensive alternative to conventional harmful color materials. The new pigments can be adjusted in color and viewing angle, opening up possibilities for everyday life.
Biochemists at Nagoya University have found a way to selectively kill Pseudomonas aeruginosa bacteria using a hijacked haem acquisition system that targets other dangerous bacteria, providing an alternative treatment strategy for resistant infections.
Researchers discovered GABA neurons play a crucial role in refining circadian output rhythms in mice, ensuring noiseless communication with neurons outside the suprachiasmatic nucleus. This finding could aid the development of new clinical approaches for diseases related to the circadian clock.
Researchers discovered that master-regulatory proteins SPEECHLESS and SCREAM regulate stomatal differentiation in plants. The exact mechanism of how these proteins interact with MAP kinases MPK3 and MPK6 was unclear until recently.
Researchers successfully recorded sequences of up to 1,000 sharp images of live mitochondria at 1.5 frames per second using STED microscopy. By exploiting the probabilistic nature of photobleaching, scientists can distinguish between different regions of the cell and achieve unprecedented resolution.
Scientists at Nagoya University have created materials with negative thermal expansion, which can compensate for the expansion of components during heating and cooling cycles. This reduces stresses and increases component lifetime, making them ideal for use in electronics.
Nagoya University researchers have successfully synthesized plumbene, a lead-based 2D material that exhibits the largest spin-orbit interaction among its cousins. The discovery was achieved through epitaxial growth on a palladium substrate, revealing a honeycomb structure with potential applications in topological insulators and quantu...
Researchers have discovered universal energy transfer and dissipation scaling laws in impact dynamics of dust agglomerates under microgravity conditions. The findings apply to both porous and dense clumps of dust grains, revealing a surprising level of consistency in their response to impacts.
Scientists have successfully grown large, good-quality monatomic sheets of germanene using an innovative annealing technique. This breakthrough could pave the way for a new generation of electronics with improved energy efficiency and reduced size.
The study reveals that sand crabs build narrow burrows to prevent collapse, with the upper limit of stable burrow widths being around 5 cm. The researchers also found that cometary pits have a similar lower size limit, suggesting that both are governed by the same principle: the mechanics of cohesive granular matter.
Researchers from Nagoya University used ultrafast measurements to study wave-particle interactions in the Earth's magnetosphere. They observed two-way energy transfer between particles and fields via electromagnetic ion cyclotron waves, resolving a long-standing observation challenge.
Researchers developed a model that predicts black carbon's direct radiative effect with high accuracy, considering particle size and mixing state. The study finds that accurately describing these factors is crucial to understanding black carbon's contribution to climate change.
Researchers at Nagoya University developed a process to create high-performance materials with consistent properties. By controlling reactions, they achieved narrow molecular weight distributions and regular cross-linking, leading to responsive and stable gel networks.
A study published in PLOS ONE found that restricting high-sucrose diet to active times reduced fat levels in rats. The research team limited the diet to nighttime, resulting in lower blood and liver fat compared to an unrestricted diet.
Researchers at Nagoya University have identified a signaling cascade involved in the regeneration of damaged nerves in roundworms, which shares similarities with the recognition and engulfment of apoptotic cells. This discovery may lead to pharmaceutical interventions to treat conditions like brain and spinal cord injuries.
Researchers at Nagoya University created a composite material that adjusts its appearance based on different types of light and backgrounds, mimicking the color-changing abilities of animals like chameleons. The material features dyes, crystals, and pigments that interact to produce vibrant displays.
Researchers have successfully used E.coli bacteria to oxidize C-H bonds in benzene to generate phenol by activating a genetically inserted cytochrome P450BM3 enzyme with a decoy molecule. This novel approach enables whole-cell biotransformation without harsh conditions or genetic modification.
An inorganic semiconductor exhibits improved mechanical performance when kept in the dark, contrary to its brittleness under light exposure. The study found that zinc sulfide crystals display higher plasticity without fracture until a large strain of 45%, attributed to high dislocation mobility in complete darkness.
Researchers at Nagoya University developed a method to analyze concretions using L-shaped cross-plot diagrams, revealing that they grow quickly due to the presence of organic matter. The study found that concretions can preserve well-preserved fossils of soft tissues, which are rarely fossilized under other conditions.
Researchers at Nagoya University have developed a new analytical system for real-time monitoring of metabolites in the brain, overcoming previous limitations in sensitivity and invasiveness. The system, combining probe electrospray ionization (PESI) and tandem mass spectrometry (MS/MS), successfully monitored cerebrum metabolites with ...
Researchers at Nagoya University have successfully determined the crystal structure of the gastric proton pump, a key enzyme in stomach acid secretion. The study sheds light on how the pump expels hydrogen ions into the stomach despite its acidic environment.
A deficiency of TRIF, a key innate immune adaptor, significantly shortens the survival time of ALS mice by allowing the accumulation of toxic reactive oxygens. This study reveals a new role for innate immunity in ALS pathomechanism and provides a clue to develop a therapeutic approach for protecting motor neurons.
A new study by Nagoya University reveals that germ cells in medaka fish can feminize the body before the sexual fate decision is made. This finding suggests that the mechanism underlying this effect is activated early in development and plays a critical role in sex determination.
A team of researchers from Nagoya University has discovered superconductivity in a quasicrystal alloy, which challenges conventional theories. The alloy's properties were found to be similar to those of weak-coupling superconductors, ruling out the role of critical eigenstates.
Fruit flies are attracted to unique wing pulse patterns, and exposure to these sounds during development teaches them to prefer their species' own pulse. The study found that female pC1 neurons play a crucial role in the courtship learning process.
Fossilized burrows from the late Ediacaran period show earlier origins of animal behavior, challenging previous theories. The discovery of large-sized, penetrative trace fossils indicates a radical transformation in marine ecosystems during this time.
A team at Nagoya University developed a metal-free catalyst, tetramethylammonium methyl carbonate (TMC), that expands the substrate range of trans-esterification. TMC reacts with alcohols to form alkoxide ions, which attack esters to produce complex target esters in high yields.
Researchers at Nagoya University have successfully produced planar stanene, a two-dimensional material that exhibits unique electronic properties. The discovery has significant implications for the development of high-performance electronics and computing.
Researchers at Nagoya University have developed a novel medical device that can efficiently capture extracellular vesicles in urine, potentially leading to early diagnosis of cancer. The device surpasses existing methods and shows promise for non-invasive testing, including a simple urine test.
Researchers develop new mouse model that captures pathology of sporadic neurological diseases, including ALS and FTD. The study reveals TDP-43 accelerates age-dependent degeneration of interneurons, a key finding with potential for studying neurological diseases accelerated by aging.
A study by Nagoya University researchers reveals that behavioral laterality in scale-eating fish is acquired through experience, with juveniles initially attacking both sides before favoring a dominant side. The stronger side's kinetic advantages support the theory that lateralized behavior is naturally determined.
Researchers at Nagoya University have created a way to manipulate the domain structure of lead zirconate titanate films, a crucial step for future electronic and electro-mechanical devices. By controlling the switching of domains, they can potentially accelerate the development of next-generation technologies.
Researchers have solved a decades-long puzzle by using synchrotron radiation X-ray source to probe the structural changes in TMTTF PF6. The team found that the transition involves the formation of a two-dimensional Wigner crystal based on electron distribution pattern changes.
Researchers at Nagoya University found that Daple protein is essential for the correct arrangement of cilia on brain cells, enabling directional fluid flow. This discovery sheds light on the mechanisms behind hydrocephalus and its related diseases such as asthma and female infertility.
A study published in Nature Ecology & Evolution found that the protein GDF11 plays a crucial role in determining the position of the hindlimb in tetrapods. The researchers discovered that species-specific hindlimb positioning is linked to changes in the timing or rate of GDF11 expression during embryonic development.
Scientists at Nagoya University found two brain pathways that control thermoregulation, revealing their separate roles in 'feeling' and responding to external temperature changes. Disabling one pathway led to impaired ability to regulate core temperature.
Researchers at Nagoya University have created a high-speed cell sorting method that can sort large cells with high viability, purity and success rates. The technique uses microfluidic chip-based dual on-chip pumps to control flow, enabling rapid sorting of both small and large cells.
Researchers at Nagoya University have identified a new category of genetic skin diseases characterized by autoinflammatory responses. These conditions reflect an uncontrolled primitive immune response that does not depend on external irritants, emphasizing the need for better understanding and effective treatments.
Forensic scientists at Nagoya University have successfully extracted human DNA from mosquitoes' stomachs and amplified it using PCR techniques. The team found that human DNA remained viable in mosquito blood for up to two days after feeding, providing a new tool for crime scene investigators.