Articles tagged with Biosensors
Researchers at UMass Amherst create a charge-storing system integrated into clothing using micro-supercapacitors and polymer films. The solid-state device stores high amounts of charge in a compact form, enabling powering of wearable biosensors.
Researchers found that biological nanopores like alpha-hemolysin and aerolysin can detect sugar chains of different lengths depending on their placement in the pore, not just diameter. Electrical charge and inner pore geometry also play a crucial role in these biosensors
Researchers developed a simple and robust malonyl-CoA biosensor to monitor intracellular malonyl-CoA abundance in bacteria. The biosensor enabled rapid screening for gene targets increasing malonyl-CoA accumulation, leading to high-level production of four natural products.
Researchers developed a novel HTS assay and miniaturized it to identify small molecule modulators of GPR119, a promising target for treating type 2 diabetes. The study screened over 500,000 compounds and identified 200 modulators, paving the way for new treatments.
A new biosensor allows researchers to track oxygen levels in real-time in organ-on-a-chip systems, making it possible to ensure that these systems mimic the function of real organs. The biosensor uses phosphorescent gel to emit infrared light and measure oxygen concentration down to tenths of a percent.
Recent advances in flexible and stretchable electronics are used for electronic skins and biological devices in human healthcare. The materials, structures, and functionalities of various biological sensors are introduced to provide potential ideas for commercial applications.
Researchers propose genetically engineering houseplants to serve as early sensors of environmental hazards like mold, radon gas, and volatile organic compounds. This technology could lead to more responsive interior environments that prioritize occupant health and well-being.
Researchers at KAUST have developed a novel biosensor that can detect metabolites like lactate with high efficiency. This device combines an electron transporting polymer with lactate oxidase to realize efficient electron transfer, promoting electrical communication between the sensing electrode and enzyme.
Researchers developed a mid-infrared biosensor that distinguishes multiple biomolecules in heterogeneous biological samples without labeling. The sensor can resolve protein-lipid interactions and monitor dynamics of vesicular cargo release, inaccessible to standard label-free techniques.
Researchers have developed a new class of biosensors that can study biomembrane interactions and reveal how cells respond to disease molecules. This technology has significant implications for designing more effective anti-infective drugs and novel cancer treatments.
Researchers developed a new membrane with nanoscale pores that allows for controlled sweat stimulant release, mitigating issues with direct dermal contact and sweat dilution. The technology has the potential to improve wearable biosensing devices for measuring small samples of sweat.
Researchers from MIPT have created biosensor chips based on copper and graphene oxide, achieving unmatched sensitivity. The innovative design enables compact devices compatible with microelectronics technology, opening up new avenues for bio-sensing applications.
Researchers at NYU Tandon School of Engineering have made a discovery that can flag the barest presence of viruses or proteins, as well as detect airborne chemical warfare agents. The breakthrough enables biosensors tailored to specific applications, from wearable sensors for soldiers to nanoparticle drug uptake.
Scientists are developing a new living sensor that can detect fuel leaks in real-time, allowing for quick repairs and minimizing environmental disasters. The sensor uses bacteria to detect gas leaks and can be placed on the outside of pipes, making it a versatile technique.
A team of scientists at OIST has created a new biosensing material that can detect interactions at the molecular level, allowing for real-time monitoring of cell proliferation. The material uses gold nanostructures coated with silicon dioxide and capable of detecting extremely low concentrations of substances.
Scientists at Ecole Polytechnique Fédérale de Lausanne have created a method for tracking specific enzymes in cell compartments, helping identify their roles in various cancers. The biosensors reveal compartment-specific distributions of bioactive enzymes, which may aid the development of targeted cancer treatments.
Researchers at University of Cincinnati are developing cutting-edge methods to overcome the barrier of human skin for biometric sensors. The devices can measure things optically, chemically, electrically, and mechanically without compromising the skin's ability to prevent infection and dehydration.
Researchers at Aalto University developed a new plasmonic biosensor that detects diseased exosomes with high sensitivity using the naked eye. This breakthrough technology enables rapid recognition of inflammatory bowel diseases, cancer, and other conditions, allowing for timely treatment initiation.
Scientists from Tomsk Polytechnic University have developed a new tool for biomedical research that uses graphene oxide to create surfaces suitable for immobilizing living cells. This technology will allow for the creation of flexible diagnostic devices implanted under the skin, and can help in the development of biosensors.
Researchers from North Carolina State University have engineered designer biosensors that can detect antibiotic molecules of interest produced by microbes such as E. coli. The biosensors use a naturally occurring molecular switch to detect the presence of macrolide antibiotics, enabling the screening of millions of different strains qu...
Researchers at Universidad Complutense de Madrid developed a biosensor that can detect adulterated horse meat in beef within 1 hour, using mitochondrial DNA fragments. This technology offers improved selectivity and reliability compared to existing methods.
Developed by a team of researchers, the biosensor uses antibody fragments and polyethylene glycol molecules to detect target compounds in serum. The device can diagnose many conditions and illnesses at sub-picomolar concentrations, making it inexpensive and easy to use.
Researchers at the University of Cincinnati developed a novel device that can stimulate sweat glands on a small patch of skin, allowing for non-invasive biomarker testing. The device can predict sweat amounts, which is essential for understanding hormone or chemical measurements.
Researchers at UT Dallas developed a wearable diagnostic tool that measures cortisol, glucose and interleukin-6 in perspired sweat for up to a week, enabling continuous health tracking. The device uses room temperature ionic liquid to stabilize the microenvironment, making it practical and affordable.
Researchers have developed silver nanoclusters with excellent optical properties, making them suitable for biosensing and imaging applications. The nanoclusters' ability to absorb light efficiently and withstand exposure to sunlight makes them a promising alternative to existing fluorescent tags.
Researchers created a rapid biosensor to detect early-stage flu virus infections, outperforming existing kits in sensitivity and speed. The new device can identify minuscule amounts of H1N1 virus, allowing for timely administration of antiviral medication.
Scientists at EPFL developed an antibody-linked biosensor that can track drug concentration in the blood by changing color, enabling patients to monitor their treatment levels at home. The biosensor can be adapted to detect virtually unlimited number of molecules.
The research team developed a new biosensor platform with a spider web-shaped micro-magnetic pattern, improving detection capability by 20 times compared to existing sensors. The platform uses a magnetic field to control and detect biomolecules, increasing sensitivity and speed.
A new bio-sensing contact lens technology, developed by Oregon State University researchers, could enable continuous monitoring of blood glucose levels and other vital signs. The lens uses a transparent biosensor containing a semiconductor material to detect glucose concentrations in tears.
Researchers developed a disposable glove with built-in electrochemical sensors to detect organophosphate nerve agents and pesticides. The sensor can be worn on the fingers, providing fast and accurate detection of deadly toxins.
Researchers found that smart watches can detect deviations from normal heart rate and skin temperature patterns, signaling illness onset. The study also identified a link between low blood oxygenation during flights and fatigue.
Scientists developed a biosensor that can detect cancer proteins in serum samples, allowing for early detection of tumors. The method is faster and more accurate than traditional methods, with a 440-fold higher sensitivity.
Researchers found that wearable biosensors can detect opioid use by tracking physical changes such as decreased movement and rising skin temperature. The devices may be useful for monitoring developing opioid tolerance and detecting relapse in rehab patients.
Washington State University researchers created a simple sensor that can detect and amplify the signal of E. coli 0157:H7, a harmful pathogen causing severe diarrhea and kidney damage. The biosensor uses a nanoflower particle with organic and inorganic components to recognize and amplify the bacteria's signal.
Engineers at Binghamton University have developed a disposable microbial fuel cell powered by bacteria available in dirty water, which can power biosensors for up to 20 minutes. The new design boasts increased power density and voltage compared to previous origami batteries, offering potential for use in resource-limited regions.
A new catheter infection alert system could prevent serious infections in millions of hospital patients and elderly people. The system changes the color of urine to detect bacterial blockages before they cause kidney failure and death.
Researchers developed a paper-based biosensor to detect water toxicity, measuring color changes caused by bacteria metabolism. The technique is quick, simple, and inexpensive, suitable for use in developing countries or economically restricted areas.
Scientists have developed new methods to monitor endogenous oxidants, which are essential chemical messengers that help maintain organism function. The methods involve genetically encoded probes that can detect specific oxidants in real-time and down to single-cell levels.
Researchers developed a differential immuno-capture technology that can detect sub-populations of white blood cells, including CD4+ T cells, for AIDS diagnosis. The microfluidic biosensor achieved over 90% correlation with flow cytometers in clinical trials.
A new review proposes using cheap and quick point-of-care tests to measure beta-amyloid levels in the blood, enabling doctors to deliver personalized care and improving patients' quality of life. The tests could be especially beneficial for patients in developing countries where access to healthcare is limited.
A gold sensor developed by a Nebraska researcher uses DNA to detect gold and other metals in water samples. The sensor has potential applications for monitoring household water supplies for lead, mercury, arsenic, and other contaminants.
Genetically encoded fluorescent biosensors allow researchers to visualize the formation of valuable products in real-time and test billions of candidates at a time. This breakthrough enables efficient identification of the most productive microbes for fine chemicals, therapeutics, and biofuels production.
Scientists have developed a method to engineer custom biosensor proteins that can precisely sense specific molecules, expanding the variety of biosensor designs. The approach combines computational protein design, in vitro synthesis, and in vivo testing to identify tailored biosensors.
A highly sensitive and disposable Indium Tin Oxide (ITO) based biosensing tool was developed for the determination of Haptoglobin in human blood. The new biosensor features a low detection limit of 0.2 fg/mL and demonstrates high analytical performance.
Researchers developed a microfluidic biochip to count red and white blood cells, and platelets from just 11 microliters of blood. The biosensor takes under 20 minutes to measure and has the potential to improve patient care in low-resource settings.
A $1.2 million DOE grant will support the development of biosensors to track phosphate movement in real-time, enabling more efficient use of symbiotic relationships between plants and AM fungi. This technology has broad applications beyond biofuels, benefiting economically important crops worldwide.
Researchers have designed graphene biosensors that can detect low concentrations of molecular substances without labels, improving the reliability of biochemical reactions. The sensors use surface plasmon resonance spectroscopy and are expected to revolutionize pharmaceutical biodetection, enabling the testing of small molecules.
A new study presents a portable smartphone-based detection system using a paper sensor that produces strong signals to detect pesticide thiram. The system integrates nanoparticles, a mini-laser, an optical filter, and software that runs on Android, giving reliable and accurate detection readings at low concentrations.
A new Ebola test using magnetic nanoparticles is 100 times more sensitive than current tests and easier to use, enabling faster isolation of patients and prevention of disease spread. This technology has potential applications in diagnosing other infectious diseases like flu and detecting tumors.
A bioelectronic nose that mimics the human nose can detect traces of bacteria in water by smelling it, without complex equipment. The sensor is sensitive to low levels of contamination, making it more useful than existing methods.
Scientists have created a new suite of biosensors that enable two-way communication between humans and cells, allowing them to control and optimize the production of valuable chemicals. The biosensors can detect which microbial 'workers' are producing the most efficient amounts of desired chemicals.
A Binghamton University engineer has developed an origami battery made from paper that generates power from microbial respiration. The battery is cheap and biodegradable, and can be used to run a biosensor in remote areas with limited resources.
Researchers at EPFL have developed a chip placed under the skin that can detect multiple molecules, including glucose, lactate, cholesterol, and drugs, using induction-powered biosensors. The device has been successfully tested on mice with promising results, paving the way for clinical trials in humans within three to five years.
Three UK-based research projects, led by Newcastle University, University of Bristol, and University of Warwick, aim to improve patient lives with assistive devices. The projects focus on developing prosthetic hands with sensory feedback and wearable soft robotics for independent living.
Professor Juewen Liu's lab developed highly sensitive and specific DNA probes for lanthanide ion detection. The new DNAzymes have catalytic activity and may have different properties than existing examples, enabling mechanistic studies into DNA/metal interactions.
Researchers at the University of Manchester and University of Bari have created a biosensor that can differentiate between mirror image smells. The system uses odorant binding proteins to detect unique chemical changes, approaching human nose detection limits.
Researchers have developed a fluorescent hormone biosensor that reveals the dynamics of jasmonate signalling in plants, allowing for the imaging of plant defence mechanisms in real time. This breakthrough enables the study of how plants coordinate their defence responses to mechanical damage and disease.
A team of researchers created a photonic crystal nanolaser biosensor that can detect DNA and biomolecules based on wavelength shift and laser emission intensity changes. This method is simpler and potentially less expensive than existing techniques, making it a promising tool for disease diagnosis.
Researchers from North Carolina State University have developed a new technique to bind peptides to gallium nitride surfaces, making them stable even in water and radiation. This breakthrough could lead to the creation of injectable biosensors for detecting specific molecules in biological environments.
A new method uses a pulsing laser to convert graphite into nanodiamond at room temperature, offering advantages over traditional methods such as lower cost and scalability. The technique has potential applications in various fields including biosensors, quantum computing, fuel cells, and next-generation computer chips.