Results 41 to 50 of about 12,109,967 (416)

Electrochemical characterization and transport phenomena of polystyrene based barium–magnesium phosphate composite membrane

open access: yesArabian Journal of Chemistry, 2016
The polystyrene based barium–magnesium (BMP) composite membrane was prepared by sol–gel method. The physico-chemical characterization of the BMP composite membrane was established by XRD, FTIR and simultaneous SEM studies.
Mohammad Mujahid Ali Khan, Rafiuddin
doaj   +1 more source

S6 peptide derived from KvAP channel shows cooperativity in gating on bilayer lipid membrane. [PDF]

open access: yesPLoS ONE, 2013
Collective behavior of S6 peptide channels derived from KvAP (a bacterial potassium channel) incorporated in lipid bilayer membrane, has been investigated at various applied potentials through multi-channel electrophysiological experiments.
Chetan Malik, Subhendu Ghosh
doaj   +1 more source

On Dielectric Membranes [PDF]

open access: yesJHEP 0905:047,2009, 2009
By placing a collection of membranes in 11 dimensional background supergravity six form field and considering the non-linear action of multiple membranes we obtain the potential for transverse scalar fields of membranes and study some possible vacuum configurations.
arxiv   +1 more source

Synapses with short-term plasticity are optimal estimators of presynaptic membrane potentials

open access: yesNature Neuroscience, 2010
The trajectory of the somatic membrane potential of a cortical neuron exactly reflects the computations performed on its afferent inputs. However, the spikes of such a neuron are a very low-dimensional and discrete projection of this continually evolving
Jean-Pascal Pfister   +2 more
semanticscholar   +1 more source

Investigating membrane breakdown of neuronal cells exposed to nonuniform electric fields by finite-element modeling and experiments [PDF]

open access: yes, 2002
High electric field strengths may induce high cell membrane potentials. At a certain breakdown level the membrane potential becomes constant due to the transition from an insulating state into a high conductivity and high permeability state.
Heida, Tjitske   +3 more
core   +3 more sources

Information encoding and reconstruction from the phase of action potentials

open access: yesFrontiers in Systems Neuroscience, 2009
Fundamental questions in neural coding are how neurons encode, transfer, and reconstruct information from the pattern of action potentials exchanged between different brain structures.
Zoltan Nadasdy
doaj   +1 more source

Entropy-driven aggregation in multilamellar membranes [PDF]

open access: yesEPL 102, 68001 (2013), 2013
Membrane-fluctuation-induced attraction between ligand--receptor sites binding neighboring membranes is studied using meshless membrane simulations and the Weil--Farago two-dimensional lattice model. For the adhesion sites binding two membranes, this entropic interaction is too weak by itself for the adhesion sites to form a large stable domain ...
arxiv   +1 more source

The double dipole model of theta rhythm generation: Simulation of laminar field potential profiles in dorsal hippocampus of the rat [PDF]

open access: yes, 1982
A set of compartmental models of CA1 pyramidal, granular and polymorph cells of the dorsal hippocampus have been used to simulate membrane potentials generated by synaptic activation at various levels along these cells.
Boer, J.   +3 more
core   +2 more sources

Depolarization of the conductance-voltage relationship in the NaV1.5 mutant, E1784K, is due to altered fast inactivation.

open access: yesPLoS ONE, 2017
E1784K is the most common mixed long QT syndrome/Brugada syndrome mutant in the cardiac voltage-gated sodium channel NaV1.5. E1784K shifts the midpoint of the channel conductance-voltage relationship to more depolarized membrane potentials and ...
Colin H Peters   +4 more
doaj   +1 more source

Oxidation-reduction and photophysical properties of isomeric forms of Safranin.

open access: yesPLoS ONE, 2022
Safranine O is widely used in the bioenergetics community as an indicator dye to determine membrane potentials and as an electron transfer mediator in potentiometric titrations.
Eskil M E Andersen   +4 more
doaj   +1 more source

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