Four-pathway phenomenological synaptic plasticity model (Ebner et al. 2019)

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Accession:251493

Reference:
1 . Ebner C, Clopath C, Jedlicka P, Cuntz H (2019) Unifying Long-Term Plasticity Rules for Excitatory Synapses by Modeling Dendrites of Cortical Pyramidal Neurons. Cell Rep 29:4295-4307.e6 [PubMed]
Model Information (Click on a link to find other models with that property)
Model Type: Synapse;
Brain Region(s)/Organism:
Cell Type(s): Neocortex V1 L5B pyramidal pyramidal tract GLU cell;
Channel(s):
Gap Junctions:
Receptor(s):
Gene(s):
Transmitter(s):
Simulation Environment: NEURON;
Model Concept(s): Synaptic Plasticity; Long-term Synaptic Plasticity; Detailed Neuronal Models; Active Dendrites; Influence of Dendritic Geometry;
Implementer(s): Ebner, Christian [ebner at fias.uni-frankfurt.de];
Search NeuronDB for information about:  Neocortex V1 L5B pyramidal pyramidal tract GLU cell;
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EbnerEtAl2019
mod
Ca_HVA.mod *
Ca_LVAst.mod *
CaDynamics_E2.mod *
Ih.mod *
Im.mod *
K_Pst.mod *
K_Tst.mod *
Nap_Et2.mod *
NaTa_t.mod *
NaTs2_t.mod *
SK_E2.mod *
SKv3_1.mod *
syn_4p.mod
vecevent.mod *
                            
:Comment :
:Reference : :		Characterization of a Shaw-related potassium channel family in rat brain, The EMBO Journal, vol.11, no.7,2473-2486 (1992)

NEURON	{
	SUFFIX SKv3_1
	USEION k READ ek WRITE ik
	RANGE gSKv3_1bar, gSKv3_1, ik 
}

UNITS	{
	(S) = (siemens)
	(mV) = (millivolt)
	(mA) = (milliamp)
}

PARAMETER	{
	gSKv3_1bar = 0.00001 (S/cm2) 
}

ASSIGNED	{
	v	(mV)
	ek	(mV)
	ik	(mA/cm2)
	gSKv3_1	(S/cm2)
	mInf
	mTau
}

STATE	{ 
	m
}

BREAKPOINT	{
	SOLVE states METHOD cnexp
	gSKv3_1 = gSKv3_1bar*m
	ik = gSKv3_1*(v-ek)
}

DERIVATIVE states	{
	rates()
	m' = (mInf-m)/mTau
}

INITIAL{
	rates()
	m = mInf
}

PROCEDURE rates(){
	UNITSOFF
		mInf =  1/(1+exp(((v -(18.700))/(-9.700))))
		mTau =  0.2*20.000/(1+exp(((v -(-46.560))/(-44.140))))
	UNITSON
}

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