Articles tagged with Biosensors
Biological nanopores have unique ability to control molecular transport but also exhibit complex behavior. Researchers found that electrical charges within the pore influence ion movement and gating occurs when a charge imbalance destabilizes the pore. This study offers way to fine-tune biological nanopores for specific tasks.
Researchers at the University of California San Diego have developed an electronic sticker that monitors vitamin C levels using sweat from fingertips, providing a convenient and low-cost alternative to current methods. The system is battery-free and can be manufactured at a low cost, making it potentially disposable and widely accessible.
A new method allows for the creation of light-emitting quantum centers in nanodiamonds in just four minutes, yielding large quantities of high-quality material. The breakthrough enables industrial production of higher-quality and more affordable quantum nanodiamonds with applications in research and technology.
Researchers developed an ultra-sensitive hydrogel for human-machine interaction, achieving high-accuracy collaboration in remote surgical operations and virtual reality. The AirCell Hydrogel boasts a smooth surface and porous interior structure, allowing it to detect various human motions with exceptional accuracy.
A team of UCF researchers is creating a single low-cost test to detect multiple viruses simultaneously, which may be used in resource-limited settings. The test has the potential to save lives by providing quicker and more accessible results.
Researchers found that Rab4 boosts neural connection strengthening while Rab10 decreases it, directing supplies to the surface of growing connections. This discovery may lead to new strategies for protecting memory in neurodegenerative conditions like Alzheimer's disease.
A new menstrual cup has been developed with a flushable tablet made from seaweed-based material to hold menstrual blood and minimize spills. The product complements the existing Bfree Cup and has potential for wearable health monitoring capabilities.
Scientists at the University of Cambridge have developed a pioneering biosensor that can detect and track salicylic acid dynamics in living plants. The SalicS1 tool provides fresh insights into how plants coordinate local and systemic defenses against pathogens, with potential applications for improving crop resilience and understandin...
Researchers have developed a new aptamer called Golden Broccoli that can detect glycine levels in living cells with high accuracy. The sensor uses a single dye and can be used to image glycine dynamics inside cells at single-cell resolution.
Researchers discovered a precise coordination between two proteins, BDNF and MMP-9, to strengthen specific brain connections. This mechanism is essential for learning, memory, and overall brain health.
Researchers developed a novel label-free biosensing platform to monitor cellular secretion of monoclonal antibodies in real-time. This approach enables rapid clone selection and cost-effective manufacturing of life-saving immunotherapies.
Researchers are developing a novel smart coating to enable continuous monitoring of cells during CAR T-cell production, reducing production costs. The biosensor coating is expected to reduce human errors and costs associated with existing flow cytometry methods.
A research team at DGIST has successfully developed a drop-and-spread inkjet printing technique to fabricate high-sensitive biosensors. The technology enables precise sensor fabrication without expensive equipment, showing potential for early diagnosis and real-time monitoring of neurological diseases.
Researchers developed a novel wearable sensor that can detect lactate biomarker in low-perspiration conditions, making it suitable for critically ill patients and athletes. The device, about the size of a standard band-aid, uses a granular hydrogel scaffold to collect sweat and identify lactate, showing accuracy within two hours.
A novel wearable sensor can identify and track lactate in low-perspiration conditions, allowing for continuous health monitoring. The device, about the size of a standard band-aid, uses a granular hydrogel scaffold to absorb sweat and transport it to a microfluidic chamber where lactate is detected.
Researchers developed novel sweat sensors that mimic the microtexture of rose petals, enhancing stability, performance, and comfort. The sensors demonstrate a self-cleaning effect, reducing skin irritation and improving user comfort, making them suitable for wearable devices like smartwatches.
Researchers have developed a catalyst-free ionogel made from cellulose and an ionic liquid that exhibits exceptional strength and conductivity, outperforming synthetic analogues. The gel is also eco-friendly and low-cost, making it suitable for fully compostable high-performance electronics.
The system tracks and analyzes crop development using data from sensors, biosensors, the Internet of Things, and AI. Strong security protocols ensure farmer data remains private and resilient against future quantum computer attacks. The research team plans to improve their system with faster sensor processing and a solar-powered battery.
A team at Penn State developed a new fabrication approach to create a flexible material for self-powered wearable sensors. The material, based on poly(vinylidene fluoride-trifluoroethylene), exhibits piezoelectricity and can generate electricity from motion.
The Fibrosens project aims to develop a novel platform for real-time monitoring of fibrosis biomarkers in muscular dystrophies using nanoplasmonic sensors. The project will enable faster and cheaper testing of anti-fibrotic drug candidates, as well as personalized drug screenings for patients with specific mutations.
Researchers at Rice University have engineered E. coli to act as living multiplexed sensors, detecting multiple environmental toxins simultaneously by converting biological responses into readable electrical signals. The system can detect combined hazards more efficiently and accurately, with potential applications in biocomputing.
A new artificial biosensor developed by University of California, Santa Cruz's Andy Yeh can accurately measure cortisol levels across all relevant ranges for human health. The sensor uses a smartphone camera to detect light emissions, providing high sensitivity and dynamic range for detecting small molecule analytes.
Researchers developed an AI-powered microscope system to measure soil fungi presence and quantity, providing insights into soil health and fertility. The low-cost optical microscopy with machine learning technology can be used by farmers and land managers worldwide.
Researchers at the University of Illinois developed cryosoret nanoassemblies that enhance fluorescence signals, reducing detection limits for biomarkers. The new platform offers dual-mode interaction between electric and magnetic components of light, promising highly sensitive and tunable biosensing systems.
Researchers at Caltech have created a 'smart capsule' called PillTrek that can measure various biomarkers in the gastrointestinal (GI) tract, providing real-time profiling. The device is tiny, wireless, and inexpensive, and has the potential to revolutionize diagnosis and monitoring of diseases.
Dr. Yangzhi Zhu has made outstanding contributions to the field of biosensors with his development of flexible biosensors and wearable bioelectronics. His research focuses on creating next-generation wearable devices for personalized healthcare, including electronic skin and smart contact lenses.
The Fraunhofer Institute's miniaturized quantum magnetometer provides precise measurements of magnetic fields with minimal interference. This technology enables new possibilities in biochemical measurements, microelectronics, and navigation systems, including GNSS-safe navigation without GPS.
Researchers at KAUST have developed a simple method to track body water levels during fasting and intense physical activity using capacitive sensors found in smartphone screens. The system achieved impressive accuracy rates of up to 92% in detecting dehydration among athletes and 87% among fasting individuals.
Researchers at Stanford University have developed a modular biosensor called SENSBIT that can continuously track drug concentration profiles in real time. The device has remained functional for up to seven days when implanted directly into the blood vessels of live rats.
Researchers at UCSF have successfully engineered a shapeshifting protein that can change shape in response to signals, potentially leading to breakthroughs in medicine, agriculture, and environmental applications. This achievement marks the first step towards creating stable yet dynamic proteins using AI-augmented protein engineering.
Z-PULSE Ltd's self-powered wearable health sensors can monitor breathing patterns, bed occupancy, and foetal movements without batteries. The technology aims to improve dementia care and potentially prevent up to 3,400 stillbirths in the UK each year.
A team of scientists discovered a method to produce a stable and conductive bioelectric material without the need for a chemical crosslinker. The new process uses high heat to stabilize the material, producing devices with three times higher electrical conductivity and more consistent stability.
A new biosensor can detect airborne H5N1 avian influenza virus in under 5 minutes, providing real-time monitoring for dairy and poultry farms. The sensor uses electrochemical capacitive biosensors to improve detection speed and sensitivity.
Researchers at Ohio State University developed an e-Taste system that uses sensors and chemical dispensers to simulate various tastes. In field testing, participants could distinguish between different sour intensities with high accuracy, paving the way for immersive virtual food experiences.
Researchers developed a new method to amplify weak bioelectronic signals using OECTs, enabling highly sensitive and low-power biosensors for health and environmental monitoring. The technique overcomes previous challenges in integrating fuel cells with electrochemical sensors.
Researchers at Caltech developed a DNA origami-based approach to create reusable, multifunctional biosensors for quickly detecting proteins in bodily fluids. The system uses a lilypad-like structure with short DNA strands to bind to molecules of interest, allowing for the detection of larger molecules such as large proteins.
Researchers at the University of Oulu are developing molecular biosensors that can detect single biomolecules at the cellular level, enabling early disease diagnosis and treatment. The project aims to create sensors that mimic artificial cells using nanosensors and Raman spectroscopy.
Researchers at Queensland University of Technology have developed a novel biosensor that can selectively detect rare earth elements. The biosensor is based on molecular nanomachines engineered by the team, which produce easily detectable signals when binding to lanthanides.
Researchers have developed a technique for inkjet printing arrays of special nanoparticles that enables the mass production of long-lasting wearable sweat sensors. These sensors can monitor various biomarkers in real-time, providing patients and physicians with continuous insights into their health.
Researchers developed new materials to facilitate electron transfer between enzymes and electrodes, improving biosensor performance. This innovation enables accurate measurements for disease diagnosis, environmental monitoring, and sustainable energy technology.
A novel method called electrochemical-SAXS (EC-SAXS) reveals the structural changes in redox enzymes when they switch between reduced and oxidized states. The study improves our understanding of enzyme mechanisms, paving the way for enhanced bioelectrochemical device performance.
A team of scientists developed a computational design tool called SPaDES to create new membrane receptors that outperform natural counterparts. The new receptors were designed by optimizing water-mediated interactions, resulting in higher stability and signaling efficiency.
Researchers at Binghamton University have developed a new paper-based biosensor system that uses bacterial spores to monitor glucose levels in sweat, eliminating the need for finger-stick devices. The system is shelf-stable, self-replicating, and can endure harsh environments, making it a promising alternative for diabetes management.
G protein-coupled receptors can form heteromers, affecting ligand binding properties and downstream signaling pathways. Recent advances in live cell imaging techniques provide crucial information on physical interactions in GPCR heteromers.
Researchers from Okayama University create nanodiamonds with nitrogen-vacancy centers, exhibiting strong fluorescence and stable spin states for biological applications. The developed nanodiamonds have improved spin quality compared to bulk diamonds, making them suitable for bioimaging and quantum sensing.
Scientists have developed genetically encoded biosensors to measure the ratio of NADPH to NADP⁺ in real-time, revealing new insights into cellular detoxification and protective function.
A recent study develops a physicochemical approach to optical biosensing using 1DZnO nanostructures, enabling rapid CYFRA 21-1 testing within a 5-minute detection window. The developed biosensors have the potential to provide accurate and reliable results in complex matrices like saliva.
Researchers at the University of Jena have developed a method to functionalise graphene without interference, allowing for ultrasensitive detection of biomarkers. This breakthrough enables rapid, cost-effective diagnostics using graphene-based field-effect transistors.
A new optical biosensor can detect the monkeypox virus within two minutes, allowing for rapid diagnosis and treatment. The technology has the potential to curb the spread of mpox and prepare for future pandemics, especially in countries with sparse healthcare resources.
LMU researchers have developed a general, modular strategy for designing sensors that can be easily adapted to various target molecules and concentration ranges. The sensor uses a DNA origami scaffold, which consists of two arms connected by a molecular hinge, allowing for significant acceleration in diagnostic tool development.
The new biosensor detects symmetric dimethylarginine in urine, providing a more accurate indicator of kidney health than creatinine. It can identify mild kidney impairment and offers a reliable alternative to blood tests, enabling timely interventions and potential long-term outcomes.
A full textile energy grid can be wirelessly charged, powering wearable sensors, digital circuits, and even temperature control elements. The system uses MXene ink printed on nonwoven cotton textiles, demonstrating its viability for integrated textile-based electronics.
A UMass Amherst-led team has developed a sensor to detect sodium ions in breastmilk, a biomarker of elevated mammary permeability and potential milk supply issues. The device provides highly sensitive readings inexpensively and quickly, with results delivered in three minutes and costs just $1 per test.
Researchers identified key aspects of how neurons integrate information over seconds, a timescale consistent with behavior. They found that CaMKII is an instructive signal for this process, but does not define synapse specificity, revealing a broader time window for synaptic plasticity.
A research team developed an RNA-based sensor platform that can regulate gene expression in bacteria, mimicking natural biological interactions. The START platform enables tunable control over sensor response and detection of various molecules, including drugs and proteins.
Researchers found that serotonin release scales with the value of rewards, indicating its role in monitoring reward quality. The study used a new biosensor to measure serotonin levels in mice receiving varied concentrations of evaporated milk as rewards.
Researchers have developed a new biosensor that can detect different physiological signals and brightly illuminate them in far-red light. The sensor, called WHaloCaMP, was created by Helen Farrants after she successfully re-developed an earlier version of the protein biosensors to carry out their original intention.
The new diagnostic test system combines a field-effect transistor with a paper-based analytical cartridge, achieving over 97% accuracy in measuring cholesterol levels. This innovation has the potential to transform at-home testing and diagnostics with its high sensitivity, low cost, and machine learning capabilities.
Researchers create silver nanoparticles infused with azithromycin that effectively break down biofilms and unveil a new sensing method to assess antimicrobial activity. The novel approach offers a promising solution against antibiotic-resistant bacteria, with potential applications in coating medical devices.
A novel synthetic biology platform enables rapid and cost-effective transformation of protein binders into high-contrast nanosensors for various applications. The platform uses fluorogenic amino acids to increase fluorescence up to 100-fold, enabling the detection of specific proteins, peptides, and small molecules.