Results 1 to 10 of about 85,398 (285)

pHEMA encapsulated PEDOT-PSS-CNT microsphere microelectrodes for recording single unit activity in the brain [PDF]

open access: goldFrontiers in Neuroscience, 2016
The long-term reliability of neural interfaces and stability of high-quality recordings are still unsolved issues in neuroscience research. High surface area PEDOT-PSS-CNT composites are able to greatly improve the performance of recording and ...
Elisa eCastagnola   +8 more
doaj   +2 more sources

Intraneural stimulation using 2D wire-microelectrode arrays: II. Comparison with single-wire electrode results [PDF]

open access: yes, 1995
A two-dimensional wire-microelectrode array was inserted into the peroneal nerve of the rat through an incision. For each of the electrodes in the array the corresponding twitch-force recruitment curve was recorded from the extensor digitorum longus ...
Rutten, W.L.C., Smit, J.P.A.
core   +17 more sources

Continuous Separation of Microparticles in an Inertial-Based Dielectrophoretic Device [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2023
In this study, polystyrene particles with different diameters suspended in deionized water are continuously separated in a novel spiral microfluidic chip using the dielectrophoretic force.
Narges Bagheri   +2 more
doaj   +1 more source

Oscillation-Based Spectroscopy for Cell-Culture Monitorization

open access: yesFrontiers in Electronics, 2022
Biological Impedance is a physical property related to the state and inherent evolution of biological samples. Among the existing impedance measurement methods, Oscillation-Based (OB) tests are a simple and smart solution to indirectly measure impedance ...
Pablo Pérez   +11 more
doaj   +1 more source

Tonic and Phasic Amperometric Monitoring of Dopamine Using Microelectrode Arrays in Rat Striatum

open access: yesApplied Sciences, 2020
Here we report a novel microelectrode array recording approach to measure tonic (resting) and phasic release of dopamine (DA) in DA-rich areas such as the rat striatum and nucleus accumbens. The resulting method is tested in intact central nervous system
Martin Lundblad   +7 more
doaj   +1 more source

Impacts of Warming and Acidification on Coral Calcification Linked to Photosymbiont Loss and Deregulation of Calcifying Fluid pH

open access: yesJournal of Marine Science and Engineering, 2022
Corals are globally important calcifiers that exhibit complex responses to anthropogenic warming and acidification. Although coral calcification is supported by high seawater pH, photosynthesis by the algal symbionts of zooxanthellate corals can be ...
Louise P. Cameron   +12 more
doaj   +1 more source

An Open-Source Wireless Electrophysiology System for In Vivo Neuronal Activity Recording in the Rodent Brain: 2.0

open access: yesSensors, 2023
Current trends in neurobiological research focus on analyzing complex interactions within brain structures. To conduct relevant experiments, it is often essential to employ animals with unhampered mobility and utilize electrophysiological equipment ...
Alexander Erofeev   +4 more
doaj   +1 more source

Design and Modeling of a Device Combining Single-Cell Exposure to a Uniform Electrical Field and Simultaneous Characterization via Bioimpedance Spectroscopy

open access: yesSensors, 2023
Previous studies have demonstrated the electropermeabilization of cell membranes exposed to an electric field with moderate intensity (
Rémi Bettenfeld   +4 more
doaj   +1 more source

Sonochemically fabricated microelectrode arrays for biosensors. Part II. Modification with a polysiloxane coating [PDF]

open access: yes, 2004
A polymer modified sonochemically fabricated glucose oxidase microelectrode array with microelectrode population densities of up to 2.5 x 105 microelectrodes cm-2 is reported.
Collyer, Stuart D.   +3 more
core   +1 more source

Fabrication of Implantable, Enzyme-Immobilized Glutamate Sensors for the Monitoring of Glutamate Concentration Changes in Vitro and in Vivo

open access: yesMolecules, 2014
Glutamate sensors based on the immobilization of glutamate oxidase (GlutOx) were prepared by adsorption on electrodeposited chitosan (Method 1) and by crosslinking with glutaraldehyde (Method 2) on micromachined platinum microelectrodes.
Tina T.-C. Tseng   +2 more
doaj   +1 more source

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