same, about 2-3 pS/channel. METHODS. Nerve chamber and electrode arrangement. Single myelinated nerve fibres were studied under voltage-clamp conditions using ...
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The membrane potential in single nodes of Ranvier was changed in rectangular pulse steps, while the membrane currents, associated with the potential steps, ...
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Apr 15, 1977 · bility of studying a clonal nerve cell line under voltage-clamp conditions, our re- sults show that the kinetic properties, voltage ...
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polarization troubles. Analysis of the Currents through the Nerve Membrane. In order to create a nearly instan- taneous change in the potential differ- ence ...
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Voltage clamp studies indicate that intact mammalian nodes of Ranvier have a minimal voltage-dependent potassium conductance, gk (Brismar I979; Chiu et al.
amplifier was connected in the circuit in such a ... and suc cessful studies on the gating current at the node of Ranvier in frog nerve have been carried out at.
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Bezanilla & Armstrong (I 974) that depolarization of the nerve membrane for a period long enough to inactivate the sodium conductance resulted in the disap- ...
Membrane ionic conductances cellular recordings of action potentials in nerve and ... These studies show currents ... currents: a low-threshold, fast-transient ...
Missing: Amplifier, Wiring,
CURRENT-VOLTAGE RELATIONS OF THE MEMBRANE; THE VOLTAGE-CLAMP METHOD*. The electrical properties of the membrane have been studied ... conductance of the membrane ...
simple RC circuit potentiometer on the amplifier). ... estimated by fitting conductance against membrane potential ... potassium currents in myelinated nerve fibres ...
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