Articles tagged with Biosensors
Researchers at Northwestern University have developed a new nanostructure that absorbs a very narrow spectrum of light, enhancing the sensitivity of biosensors. This ultranarrow band absorber can detect smaller changes in the environment and has been shown to exceed 90% absorption at visible frequencies.
A graphene biosensor has been developed to detect cancer risk biomarkers, such as 8-hydroxydeoxyguanosine (8-OHdG), with high sensitivity and speed. The sensor is capable of detecting concentrations as low as 0.1 ng mL-1, outperforming conventional detection methods.
Researchers at UC Santa Barbara have developed a highly sensitive biosensor using molybdenum disulfide, offering improved scalability and mass production capabilities. The material's wide band gap enables accurate readings with reduced leakage current.
A new disposable biosensor may help physicians determine which patients can safely be fed following surgery by monitoring intestinal movements. The device, AbStats, uses sound waves to measure the rate of acoustic events in the intestines, allowing doctors to make evidence-based decisions about post-operative feeding.
A new biosensor at the University of British Columbia helps optimize bio-refining processes by sniffing out bacterial networks that break down wood polymer. The discovery could lead to more tunable industrial processes and unlock the potential of lignin, a promising feedstock.
Researchers have created an imaging technology that measures chemical and biological actions in real-time, allowing for improved biosensors to study life processes. This new approach uses short pulse lasers and bioluminescent proteins to create customized sensors for better imaging of living systems.
Researchers at Northwestern University developed a new technology to modify human cells for programmable therapeutics that can target cancer and disease sites. The Modular Extracellular Sensor Architecture (MESA) enables cells to sense specific factors and respond with customized gene expression programs.
Researchers have developed a versatile mouse that expresses a fluorescent biosensor, enabling the tracking of diseased cells and drugs in real-time. This technology has been used to monitor Rac activation in various organs in response to drug treatment, providing valuable information on cancer progression.
Researchers developed a mobile app and biosensors that can detect volatile chemicals by analyzing color patterns on the sensor's surface. The biosensors use a turkey-inspired design that changes color when exposed to different chemicals, allowing for easy identification of toxins.
A new biosensor developed by Johns Hopkins University researchers can detect a protein associated with brain injuries, alerting doctors to devise new treatments or begin treatment more quickly. The device could help minimize brain damage and improve long-term outcomes for patients who undergo heart surgery.
A novel design uses a magnetoelastic biosensor and surface-scanning coil detector to detect Salmonella on food surfaces, enabling real-time testing of food and processing plant equipment. This handheld device can be used in agricultural fields or processing plants to quickly identify contaminated surfaces.
A new skin-worn metabolite biosensor accurately measures lactate levels in sweat during exercise, offering promise for diverse sport and biomedical applications. Future research will correlate sweat lactate levels with fitness, performance, and blood lactate levels.
Researchers at University of Illinois developed a cradle that uses iPhone's built-in camera and processing power as a biosensor to detect toxins, proteins, bacteria, viruses and other molecules. The device can perform on-the-spot tests for environmental toxins, medical diagnostics and food safety.
A team of researchers has adapted natural mechanisms to detect specific molecules like cocaine more accurately and quickly. The new biosensor responds optimally even with a large concentration window, paving the way for applications in cancer-targeting drugs and administration.
A new ultra-sensitive biosensor can identify single virus particles in solution, revolutionizing early disease detection. The technique detects smaller viruses like Polio and antibody proteins, which could diagnose diseases earlier and speed up treatment.
Researchers have developed a non-invasive biosensor that can detect minute concentrations of glucose in saliva, tears, and urine, with the potential to reduce the frequency of pinprick testing for diabetes. The sensor uses graphene nanosheets and platinum nanoparticles, enabling it to distinguish between glucose and other compounds.
A new type of biosensor, known as a biochemiresistor, has been developed by a UNSW-led team to detect tiny traces of contaminants in liquids in just 40 minutes. The sensor can detect one-billionth of a gram of the veterinary antibiotic enrofloxacin in milk with high sensitivity and speed.
Researchers have developed a super-sensitive test that can detect signs of a disease in its earliest stages, enabling more reliable diagnosis. The new biosensor test uses nanoscopic-sized gold stars to detect specific molecules associated with diseases like prostate cancer.
Researchers have created a highly sensitive biosensor that can detect biomolecules without the need for a reference electrode, enabling miniaturization and low-cost applications. The device has potential applications in personalized medicine and early cancer diagnosis.
Northwestern University researchers have received two Grand Challenges Explorations grants to develop new compounds for malaria treatment and biosensors for low-cost diagnoses. The projects aim to improve the health of people in developing countries using synthetic biology techniques.
Researchers at Carnegie Mellon University have discovered how dendritic cells exchange information during their coordinated assault on invading pathogens. The team used a new pH-biosensor to visualize the mechanism behind antigen transfer in the immune system, revealing an active endocytic process.
A new quantum mechanical-based biosensor detects biomolecules at extremely low concentrations, expanding opportunities for disease diagnostics and forensic applications. The sensor leverages biomolecule conjugation to increase sensitivity and reduce response time.
Researchers have developed a diatom-based biosensor that can detect specific substances in water samples using fluorescence. The biosensor uses genetic engineering to insert fluorescent proteins into the silica shell of a marine algae, allowing it to respond to certain chemicals.
Scientists at the University of Leeds create a biosensor technology that can detect Adenovirus viruses, identify individual strains, and count virus particles. This breakthrough could lead to faster, simpler, and less costly testing for viruses, ultimately benefiting patients.
Researchers have created a self-assembling platform for biosensors using synthetic DNA and carbon nanotubes. The technology allows for the creation of highly efficient sensors for detecting various compounds, including glucose, with potential applications in diabetes management and personalized medicine.
The NIST team uses analytical ultracentrifugation to simultaneously sort and measure light absorption of nanoparticle clusters by size. This allows for the measurement of individual cluster sizes without being confounded by other components, enabling more accurate experiments in EHS and biosensors research.
Researchers have developed a biosensor using carbon nanotubes that can detect salmonella bacteria, offering a potential solution to preventing food poisoning. The device's sensitivity and specificity make it a promising tool for controlling food safety outbreaks.
A new biosensor uses antibody-based technology to detect marine pollutants like oil cheaper and faster than current methods. It has the potential to track and guide the clean-up of oil spills in real-time, providing valuable information for engineers monitoring dredging operations.
A new antibody-based biosensor can detect marine pollutants like oil much faster and more cheaply than current technologies. The device can process samples in less than 10 minutes and detect pollutants at levels as low as just a few parts per billion.
Researchers at Kansas State University have developed a nanotechnology-based biosensor that can detect cancer cells and pathogens, leading to improved food safety and reduced health risks. The device uses carbon nanofibers to capture and detect microbial particles, enabling early detection and prevention of outbreaks.
Scientists and regulators are working together to approve new biosensors that monitor disease markers and alert patients to potential health problems. The development of these biosensors has the potential to revolutionize healthcare by detecting diseases at an early stage.
The University of Michigan has developed a biosensor that can measure the growth and drug susceptibility of individual bacterial cells without a microscope. This breakthrough technology promises to speed up the treatment of bacterial infections, reduce healthcare costs, and combat antibiotic resistance.
Seven ASU engineering faculty members receive $100,000 seed funding grants to tackle Grand Challenges in areas like wireless biosensors, brain-machine interfaces and environmental sensors. The goal is to establish major research centers to drive technological progress.
Boston University researchers developed a simple diagnostic tool that can quickly identify Ebola and Marburg viruses in blood samples. The biosensor is ultra-portable, fast, and can detect viruses with little to no sample preparation.
Researchers found the microscopic minimal threshold of coffee-ring formation, enabling standard setting for biosensor devices. This discovery guides the development of ultra-small biosensors that can perform multiple medical diagnostics on a single chip.
Scientists at TUM developed a novel biosensor chip that can detect specific proteins with high sensitivity, enabling early disease diagnosis. The chip can analyze multiple parameters, including protein concentration and alterations caused by diseases or medications.
A new biosensor can measure real-time glutamate flux of neural cells in a living organism, providing valuable data for neurological diseases and treatments. The sensor's versatility would be valuable for understanding the effects of therapies for various conditions.
Researchers found that Cupriavidus metallidurans catalyzes gold biomineralization by transforming toxic compounds to metallic gold. The bacterium plays a key role in the formation of gold nuggets by accumulating and reducing toxic gold complexes.
Researchers found that graphite exhibits permanent magnetic behavior due to interlayer coupling of grain boundary regions, forming 2D networks. This discovery opens up new possibilities for spintronics and biosensor applications in carbon-based materials.
Researchers from PNNL have developed a DNA-graphene nanostructure that can detect diseases, toxins, and pathogens. The biosensor has potential applications in cancer diagnosis, food safety, and biodefense due to its stability and high sensitivity.
Scientists developed a novel electronic sensor array to rapidly detect DNA for disease diagnosis and biological research, with ultrasensitive detection capabilities and cost-effectiveness. The Nanogap Sensor Array technology has the potential to speed up efforts in detecting debilitating diseases such as cancer and infectious viruses.
Researchers at McMaster University developed a method for printing toxin-detecting biosensors on paper using an inkjet printer, utilizing lateral flow sensing technology. The sensors retain enzyme activity for months, making them suitable for monitoring environmental toxins and detecting diseases in remote settings.
Researchers have made a direct measurement of graphene's quantum capacitance, revealing its unique properties. The findings hold promise for biosensor applications, chemical sensing devices, and flexible displays.
Researchers control light at nanoscale by adopting tuning concepts from radio-frequency technology, enabling targeted design of biosensors and photodetectors. The discovery bridges the gap between optical and radio frequencies, opening doors for compact and integrated nanophotonic devices.
A team of researchers from Purdue University has developed a precise biosensor for detecting blood glucose and potentially many other biological molecules. The device, resembling a tiny cube-shaped tetherball, uses single-wall carbon nanotubes anchored to gold-coated nanocubes to conduct electrical signals.
A team at the University of Leeds has developed a fast and affordable biosensor technology to detect biomarkers for various diseases. This technology can potentially replace current testing methods that take hours to complete and require specialized equipment.
Scientists at the University of Illinois have developed disposable, microplate-based optical biosensors using photonic crystals to detect protein-DNA interactions. The technology can identify compounds that inhibit specific protein-nucleic acid and protein-protein interactions.
The LEADERS study demonstrated that Biosensors DES is non-inferior to Cypher DES in terms of clinical events, stent thrombosis rates and angiographic follow-up data. The trial included a broad range of patients with symptomatic coronary disease, reflecting routine clinical practice.
Researchers have developed a new MRI technique that combines high temperatures with hyperpolarized xenon to create a supersensitive diagnostic system. The method, called Hyper-CEST MRI, allows for faster and more selective imaging of specific target molecules, such as tumors in human subjects.
Magnet Lab researchers develop two new biosensors to monitor cellular dynamics and expand optical microscopy capabilities. The new technique enables the observation of two dynamic processes in a single cell for longer periods, speeding up experiments and advancing tumor and developmental biology research.
A portable DNA sequencer could aid environmental scientists, clinicians, and medical researchers in detecting genetic disorders. A new type of electronic device, the ion-selective field-effect transistor (ISFET), is being integrated into a DNA biosensor to measure changes in conductivity.
Researchers have created fluorogen activating proteins (FAPs) that enable biologists to monitor biological activities of individual proteins in living cells in real time. The FAPs allow for simple and direct tracking of proteins on the cell surface and within living cells, eliminating cumbersome experimental steps.
Researchers have designed novel peptide sequences that can detect oxidation and reduction inside cells, providing a new tool for understanding molecular mechanisms underlying complex biomedical problems. The biosensors use Förster resonance energy transfer (FRET) to measure redox potentials and oxidative stress in live cells.
Scientists at PNNL have developed a portable biosensor that can distinguish between individuals exposed to nerve agents and those who are simply scared. The sensor uses nano-based technology to amplify biomarker signals, enabling precise readings and faster detection.
Clemson University receives funding for developing an implantable biochip that can relay vital health information in emergencies. The device has potential applications in trauma care, space exploration and monitoring of diseases such as diabetes.
Scientists at Universitat Autonoma de Barcelona developed a new electro-chemical biosensor that detects pesticides and antibiotics in food with high sensitivity and portability. The sensor can detect levels of atrazine and sulphanilamides below maximum allowed concentrations, making it easier to control food safety.
Researchers at Temple University have developed a new biosensor that uses mammalian olfactory signaling machinery to detect explosives. The biosensor can also potentially be used to screen experimental medications, a crucial step in the development of new drugs.
Researchers created a biosensor using quantum dots to mimic the clustering of MHC proteins on target cells, revealing strong contributions from non-viral peptide-MHC interaction with co-receptors. This cooperativity suggests that a single virus-MHC complex recognized in self-MHC complexes can activate a T-cell response.
Researchers developed a new technique called HYPER-CEST for Magnetic Resonance Imaging that can detect molecules at lower concentrations, enabling better medical diagnosis and treatment. This method uses hyperpolarized xenon signals to generate highly selective contrast and provides both spatial and biochemical information.
Hopkins researchers have created a biosensor that allows them to see multiple, real-time chemical reactions in living cells. The sensor can locate where an enzyme is being turned on or off within the cell, providing valuable insights into how chemicals interact with enzymes.