Researchers at Purdue and Duke universities developed a technique using a magnetic field to selectively separate tiny magnetic particles, representing a highly sensitive method for diagnosing diseases. The new system can diagnose multiple pathogens in a single sample with high accuracy.
Researchers found that young toddlers automatically assume objects are talking about the whole object, rather than its parts. To improve understanding, parents should label specific parts and explain their function, reducing background noises and engaging with children while speaking.
Scientists have created a method to target and destroy tumor cells by attaching folate to gold nanorods, which then burst through the membrane upon near-infrared light exposure. This triggers a complex biochemical mechanism leading to cell death.
A Purdue University study found that biometric devices, such as fingerprint and hand-geometry scanners, contain similar levels of bacteria to doorknobs. Researchers discovered that nearly all bacteria died on the devices within 20 minutes, with E. coli surviving slightly longer than Staphylococcus aureus.
Researchers sequence Fusarium graminearum genome to understand its interaction with plants and develop resistance. The study aims to identify genes that enable the fungus to cause disease and produce toxins, which can be fatal to humans and livestock.
Researchers developed a method to grow nanotube forests on silicon chips, outperforming conventional thermal interface materials. The technique uses dendrimers and metal catalyst particles to create a forest of carbon nanotubes that conform to the heat sink's surface, improving heat conduction and reducing the size of cooling systems.
Researchers have determined the three-dimensional structure of a glycosyltransferase enzyme crucial for viral assembly. This discovery may enable scientists to develop drugs inhibiting certain viral infections.
A Purdue University team aims to improve dietary tracking using cell phone cameras, expanding on existing techniques to evaluate portion sizes and nutritional content. The project, funded by the National Institute of Environmental Health Sciences, may help Americans make informed food choices and reduce health risks.
A new technique to diagnose hearing loss is being developed at Purdue University, reflecting more natural listening situations with visual cues. The research aims to improve therapy and interventions, such as cochlear implants, for individuals with hearing loss.
A team of engineers from Purdue University and Lockheed Martin Corp. developed a new technique to extend the service life of two communications satellites, saving $60 million for broadcasters. The technique equalizes propellant levels in all four fuel tanks, preventing premature shutdown and waste.
Researchers at Purdue University have developed a new technology that detects cancer cells in the bloodstream by scanning surface veins. This non-invasive method allows for earlier diagnosis and more accurate monitoring of disease progression, enabling personalized treatment.
The technology produces hydrogen by adding water to an alloy of aluminum and gallium, with the gallium component hindering the formation of an oxide skin that prevents oxygen from reacting with aluminum. This allows for the reaction to continue until all the aluminum is used to generate hydrogen on demand.
Chemical engineers discovered a fundamental flaw in the conventional view of how liquids form bubbles that grow and turn into vapors. The new findings apply to homogeneous nucleation and suggest multiple possible pathways for phase transition, potentially leading to practical safety benefits for industry.
Researchers at Purdue University have developed a new technology using tiny 'ionic wind engines' that could dramatically improve computer chip cooling. The technology increased the heat-transfer coefficient by as much as 250 percent, outperforming existing methods.
Researchers at Purdue University developed miniature devices to predict and prevent epileptic seizures by detecting neural signals in the brain. The system records data from 1,000 channels, enabling better prediction of seizure onset. A nanotech sensor for glaucoma treatment is also being developed.
Researchers at Purdue University have developed a technique to precisely control the spectral properties of ultrafast light pulses, enabling the creation of advanced optical sensors for detecting hazardous materials and pollutants. The technique, called optical arbitrary waveform generation, also has potential applications in ultra-sen...
Researchers genetically modified a plant to halt reproduction of cauliflower mosaic virus, which attacks the same protein complex used by HIV. The plant's protein complex involves two genes that can be blocked to prevent viral replication.
Researchers at Purdue University have created gold nanoparticles that can identify marker proteins on breast cancer cells, offering a potential tool for better diagnosis and treatment of cancer. The technology has the potential to provide high-quality data at a lower cost than existing methods.
Researchers at Purdue University have developed a new technique that improves the ability to detect genetic disorders in infants and young children, allowing for earlier diagnosis and treatment. The method uses metabolomics and nuclear magnetic resonance spectroscopy to analyze biomarkers in blood and urine.
Purdue researchers used CARS imaging to study how the myelin sheath is degraded by lysophosphatidylcholine. The findings suggest that calcium ions activate enzymes that break down proteins and molecules in the myelin, leading to its degradation. This research may lead to new treatments for multiple sclerosis.
Researchers have developed transparent transistors and circuits using nanowires, promising applications in e-paper, flexible color screens, and smart cards. The breakthrough enables fully transparent and flexible displays with high performance levels.
A new Alzheimer's treatment, CTS-21166, designed by a Purdue University researcher has begun human clinical trials. The experimental drug is a disease-modifying therapy that could prevent and reverse the disease by intercepting and disabling key enzymes.
A Purdue University study projects a 200-500% increase in dangerously hot days in the Mediterranean by the end of the 21st century if current greenhouse gas emissions continue. Reducing emissions could reduce this increase by up to 50%.
Researchers at Purdue University have developed a method to deliver nanoparticles into cells using bacteria, enabling precise positioning of sensors, drugs, or DNA. This approach overcomes hurdles in delivering cargo to cell interiors, offering potential for gene therapy and disease detection.
A study on bowhead whale population dynamics has helped maintain a quota for Eskimos to harvest 56 whales per year, supporting their traditional food source. The research suggests that the whale's population is increasing, allowing it to thrive under sustainable management.
A study by Purdue University researchers found that tropical cyclones and hurricanes cool the tropics by forming 'cold wakes' that transport heat and maintain the climate of North America and Europe. The findings suggest an additional factor is needed in climate models to accurately predict future climate scenarios.
A team of Purdue researchers has created a system that can pinpoint passengers who contaminate airline cabins with hazardous materials or pathogens. The technique, called "inverse simulation," analyzes airflow patterns and uses data from sensors to track the source of contaminants.
Scientists have found that pretreating corn plant tissue with hot water increases ethanol yields by exposing minute pores of the cell walls, allowing enzymes to break down cellulose more efficiently. This discovery could lead to a viable method for large-scale production of cellulosic ethanol, a key component of green fuels.
Researchers developed a combined imaging method using three microscopic techniques to study the molecular mechanisms of multiple sclerosis. The technique enables the analysis of living tissue, revealing details about astroglial filaments and myelin sheath degradation, which could lead to earlier detection and new treatments.
A molecule designed by a Purdue University researcher could prevent the formation of amyloid plaques in the brain, a key step in Alzheimer's disease. The new compound targets memapsin 2, an enzyme involved in plaque development, and has shown promising results in reducing beta-amyloid levels.
A study by Purdue University researcher Dan Mroczek found that neurotic men whose levels dropped over time had a better chance at living longer. Those who were highly neurotic and grew worse over time died much sooner than their peers.
Engineers at Purdue University developed a theoretical design for an optical cloaking device that guides light around objects, making them invisible. The device works only for specific wavelengths and has limitations, but the researchers believe it's possible to create a cloak for all colors of visible light.
Researchers at Purdue University found that adding manufactured fullerenes to soil had no adverse effects on microorganisms or soil function. The study's results provide baseline data for future research on the impact of various types and sizes of nanomaterials on the environment.
Biologists have determined the structure of an enzyme that powers 'molecular motors' in viruses, allowing for better understanding of DNA packaging. The motor, essential for inserting DNA into viral capsids, has been likened to a house-building process.
Purdue University engineers have developed a structural health monitoring system to detect flaws in new composite military missiles. The system uses triaxial accelerometers to pinpoint impact locations and severity, improving durability and performance.
The new H2CAR process produces three times more biofuels from the same biomass, reducing carbon dioxide emissions and increasing efficiency. This could provide sustainable fuel for all US transportation sectors without additional land use.
Researchers at Purdue University have discovered genes in wheat that neutralize toxic compounds produced by the Hessian fly larvae, making them vulnerable to attack. The study provides insight into the biochemical mechanisms involved in insect-plant interactions and may lead to novel strategies for enhancing wheat resistance.
Researchers at Purdue University have developed a digital holographic imaging system that uses laser light to observe the effects of an anticancer drug on living tissue. The system detects changes in organelle motion within cancer cells, resulting in reduced shimmer and improved diagnostic capabilities.
Inadequate intellectual stimulation and poor nutrition are likely causes of poor development in over 200 million children. The study found that stunting, malaria, maternal depression, and toxic substance exposure can also hinder child development.
A new study by Dr. Kevin Robert Gurney found that boreal North America removes carbon from the atmosphere during warm Spring years, while Boreal Asia emits more carbon with above normal Fall temperatures. These findings have implications for climate change projections and suggest a regional difference in how ecosystems respond to warming.
Purdue University researchers use dendrimers to label specific proteins in living cells, allowing them to determine protein functions and diagnose diseases. This new method provides a more reliable alternative to existing methods, which require small sample amounts and damage the natural environment.
A new statistical method helps choose animals that are more congenial in groups, improving productivity and animal well-being. The tool aids in predicting how social interactions impact the natural evolution of species, with potential applications for securing the world's food supply.
Researchers at Purdue University have developed mathematical models to simulate and analyze the rattling of car headrests, a major source of consumer dissatisfaction. The models can predict which vibration frequencies cause the rattling and enable automakers to tune their suspension systems more effectively.
Researchers used GPS to record precise movements of hundreds of points on the Asian continent over 10 years, finding that most of Asia behaves like a 'c ceramic plate' while some areas, such as Tibet, deform more like Play-Doh. The findings challenge long-standing theories and provide new insights into continental deformation.
Purdue University researchers have developed a new class of tiny sensors that can measure gas flow on the scale of micrometers and nanometers. These sensors could be used in environmental protection to measure the leakage of hydrocarbon fumes from fuel tanks and in pharmaceutical preservation to test packages for gas leaks.
A newly identified wheat gene produces proteins that bind to the stomach lining of Hessian fly larvae, causing them to starve. The gene's role in creating resistance to Hessian flies was a surprise to researchers, who found that it triggers a localized defense response that reduces energy costs for the plant.
A new study by Purdue University researchers found statistically significant differences in the severity of injuries suffered in accidents involving men and women drivers, as well as drivers within three age groups. The study used mathematical models to calculate various probabilities using data from one-vehicle accidents in Indiana.
Researchers at Purdue University have developed a new technique called desorption electrospray ionization (DESI) to rapidly detect and precisely identify bacteria. This method enables the analysis of living bacteria in under a minute, with high accuracy and specificity.
Researchers at Purdue University have developed a new approach to rapidly identify the gene responsible for high sodium levels in plants, shedding light on the likely origin of such differences. The method combines DNA microarrays with genetic databases to pinpoint genetic variations, offering a tool to study diverse plant properties.
Purdue University has been awarded $7 million to study the use of a nanomotor, a microscopic biological machine, for diagnosing and treating diseases like cancer and AIDS. The team will adapt a viral motor to package therapeutic DNA or RNA for disease-causing cells.