Results 111 to 120 of about 246,081 (346)
Real‐Time, Label‐Free Monitoring of Cell Behavior on a Bioelectronic Scaffold
Advanced Functional Materials, EarlyView.A bioelectronic nanofibrous scaffold is introduced that supports cell growth while enabling real‐time, label‐free monitoring of cellular behavior through impedance measurements. The system correlates electrical signals with cell viability and surface coverage, offering an integrated platform for studying dynamic biological processes and advancing next ...
Dana Cohen‐Gerassi +10 more
wiley +1 more source
MicroorganismsCOVID-19 antibody detection is dependent on highly specialized, time-consuming techniques, such as PCR separation, DNA amplification, and other methods such as spectrophotometric absorption.
Kyung Lee +7 more
doaj +1 more source
Biosensors, 2015 In the last decade, the application of nanomaterials (NMs) in technical products and biomedicine has become a rapidly increasing market trend. As the safety and efficacy of NMs are of utmost importance, new methods are needed to study the dynamic ...
Mario Rothbauer +4 more
doaj +1 more source
Portable biosensor for monitoring cortisol in low-volume perspired human sweat
Scientific Reports, 2017 A non-faradaic label-free cortisol biosensor was demonstrated using MoS2 nanosheets integrated into a nanoporous flexible electrode system. Low volume (1–5 μL) sensing was achieved through use of a novel sensor stack design comprised of vertically ...
David S. Kinnamon +4 more
semanticscholar +1 more source
An Ionic Gelation Powder for Ultrafast Hemostasis and Accelerated Wound Healing
Advanced Functional Materials, EarlyView.An ultrafast ionic gelation‐activated hemostatic powder (AGCL) forms a hydrogel within ≈1 s upon contact with blood‐derived calcium ions. The AGCL powder enables rapid hemorrhage control, strong tissue adhesion, and enhanced healing. The powder's pre‐crosslinked polymer network ensures high blood uptake and stability, offering effective treatment for ...
Youngju Son +12 more
wiley +1 more source
Android integrated urea biosensor for public health awareness
Sensing and Bio-Sensing Research, 2015 Integration of a biosensor with a wireless network on the Android 4.2.1 (Jelly Bean) platform has been demonstrated. The present study reports an android integrated user friendly Flow injection analysis-Enzyme thermistor (FIA-ET) urea biosensor system ...
Pranali P. Naik +3 more
doaj +1 more source
Bio‐Inspired Molecular Events in Poly(Ionic Liquids)
Advanced Functional Materials, EarlyView.Originating from dipolar and polar inter‐ and intra‐chain interactions of the building blocks, the topologies and morphologies of poly(ionic liquids) (PIL) govern their nano‐ and micro‐processibility. Modulating the interactions of cation‐anion pairs with aliphatic dipolar components enables the tunability of properties, facilitated by “bottom‐up ...
Jiahui Liu, Marek W. Urban
wiley +1 more source
Advances in Electrochemical Nanobiosensors for Noninvasive Stress Biomarker Detection
SensorsCortisol is a key stress-related hormone whose accurate monitoring is essential for assessing physiological responses. Traditional detection methods are invasive and impractical for continuous use.
Leonardo Messina +2 more
doaj +1 more source
A Microfluidic Chip for Cell Patterning Utilizing Paired Microwells and Protein Patterns
Micromachines, 2016 Cell patterning has been widely used in research on fundamental cell biology and in applications such as tissue engineering, neuron network formation, cell based biosensor and drug screening.
Chunlong Tu +7 more
doaj +1 more source
Advanced Functional Materials, EarlyView.Nanoscale‐grooved indium gallium oxide (IGO) semiconductors, patterned via thermal nanoimprint lithography (NIL) using CD/DVD templates, are integrated into electrolyte‐gated transistor biosensors to overcome Debye length limitations. Precisely engineered concave–convex nanostructures modulate local electrostatic potentials, extend the effective Debye ...
Jong Yu Song +5 more
wiley +1 more source