The cannula artifact (Chandler & Hodgkin 1965)

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Accession:230888
Chandler and Hodgkin 1965 describes how using a high impedance electrode can lead to squid axon recordings that appear to overshoot the sodium reversal potential, thus resolving controversial recordings at the time.
Reference:
1 . Chandler WK, Hodgkin AL (1965) The effect of internal sodium on the action potential in the presence of different internal anions. J Physiol 181:594-611 [PubMed]
Model Information (Click on a link to find other models with that property)
Model Type: Neuron or other electrically excitable cell;
Brain Region(s)/Organism:
Cell Type(s): Squid axon;
Channel(s):
Gap Junctions:
Receptor(s):
Gene(s):
Transmitter(s):
Simulation Environment: NEURON;
Model Concept(s): Methods; Action Potentials; Tutorial/Teaching;
Implementer(s): Hines, Michael [Michael.Hines at Yale.edu];
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ChandlerHodgkin1965
readme.html
chandler1.ses
init.hoc
mosinit.hoc *
screenshot.png
screenshot1.png
var_time_step.ses
                            
objectvar save_window_, rvp_
objectvar scene_vector_[10]
objectvar ocbox_, ocbox_list_, scene_, scene_list_
{ocbox_list_ = new List()  scene_list_ = new List()}

//Begin VariableTimeStep
{
ocbox_ = NumericalMethodPanel[0]
}
{object_push(ocbox_)}
{
atol_ = 0.001  CVode[0].atol(atol_)
restore(412, 1)
}
{object_pop()}
{
ocbox_.map("VariableTimeStep", 429, 130, 272.64, 113.28)
}
objref ocbox_
//End VariableTimeStep

objectvar scene_vector_[1]
{doNotify()}

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