Results 51 to 60 of about 14,822,647 (415)

Modulation of the ISFET response by an immunological reaction [PDF]

open access: yes, 1989
A new method is presented for the detection of an immunological reaction in a membrane. Antigens (or antibodies) are taken up in a porous membrane, which covers the gate area of an ISFET. By stepwise changing of the electrolyte concentration, a transient
Bergveld, P.   +4 more
core   +2 more sources

Optimizing Strategies for Developing Genetically Encoded Voltage Indicators

open access: yesFrontiers in Cellular Neuroscience, 2019
Genetically encoded optical indicators of neuronal activity enable unambiguous recordings of input-output activity patterns from identified cells in intact circuits.
Madhuvanthi Kannan   +6 more
doaj   +1 more source

Membrane Insertion of the M13 Minor Coat Protein G3p Is Dependent on YidC and the SecAYEG Translocase

open access: yesViruses, 2021
The minor coat protein G3p of bacteriophage M13 is the key component for the host interaction of this virus and binds to Escherichia coli at the tip of the F pili.
Farina Kleinbeck, Andreas Kuhn
doaj   +1 more source

Electrically Conductive Diamond Membrane for Electrochemical Separation Processes [PDF]

open access: yesACS APPLIED MATERIALS & INTERFACES 2016, 2018
Electrochemically switchable selective membranes play an important role in selective filtration processes such as water desalination, industrial waste treatment and hemodialysis. Currently, membranes for these purposes need to be optimized in terms of electrical conductivity and stability against fouling and corrosion.
arxiv   +1 more source

A new approach to immunoFET operation [PDF]

open access: yes, 1990
A new method is presented for the detection of an immunological reaction taking place in a membrane, which covers the gate area of an ISFET. By stepwise changing the electrolyte concentration of the sample solution, a transient diffusion of ions through ...
Bergveld, P.   +3 more
core   +2 more sources

The frequency-dependent neuronal length constant in transcranial magnetic stimulation

open access: yesFrontiers in Cellular Neuroscience, 2016
Background: The behavior of the dendritic or axonal membrane voltage due to transcranial magnetic stimulation (TMS) is often modeled with the one-dimensional cable equation.
Risto Juhani Ilmoniemi   +5 more
doaj   +1 more source

Simultaneous Measurement of Changes in Neutrophil Granulocyte Membrane Potential, Intracellular pH, and Cell Size by Multiparametric Flow Cytometry

open access: yesBiomedicines, 2021
Neutrophils provide rapid and efficient defense mechanisms against invading pathogens. Upon stimulation with proinflammatory mediators, including complement factors and bacterial peptides, neutrophils respond with changes in their membrane potential ...
Alexander Elias Paul Stratmann   +14 more
doaj   +1 more source

Probing the membrane potential of living cells by dielectric spectroscopy [PDF]

open access: yesEur. Biophys. J (2009), 2008
In this paper we demonstrate a quantitative way to measure the membrane potential of live cells by dielectric spectroscopy. We also show that the values of the membrane potential obtained using our technique are in good agreement with those obtained using traditional methods-voltage sensitive dyes.
arxiv   +1 more source

Feedback-controlled solute transport through chemo-responsive polymer membranes [PDF]

open access: yes, 2022
Polymer membranes are typically assumed to be inert and nonresponsive to the flux and density of the permeating particles in transport processes. Here, we study theoretically the consequences of membrane responsiveness and feedback on the steady-state force--flux relations and membrane permeability using a nonlinear-feedback solution-diffusion model of
arxiv   +1 more source

Adenosine, ‘pertussis-sensitive’ G-proteins, and K+ conductance in central mammalian neurones under energy deprivation [PDF]

open access: yes, 1989
There is a striking similarity between the effects of adenosine and of hypoxia or glucose depletion on membrane potential and conductance of hippocampal neurones in tissue slices of rat brain.
A. Spuler   +15 more
core   +1 more source

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