Striatal NN model of MSNs and FSIs investigated effects of dopamine depletion (Damodaran et al 2015)

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Accession:169984
This study investigates the mechanisms that are affected in the striatal network after dopamine depletion and identifies potential therapeutic targets to restore normal activity.
Reference:
1 . Damodaran S, Cressman JR, Jedrzejewski-Szmek Z, Blackwell KT (2015) Desynchronization of fast-spiking interneurons reduces ß-band oscillations and imbalance in firing in the dopamine-depleted striatum. J Neurosci 35:1149-59 [PubMed]
Model Information (Click on a link to find other models with that property)
Model Type: Realistic Network; Neuron or other electrically excitable cell; Axon; Dendrite;
Brain Region(s)/Organism:
Cell Type(s): Neostriatum medium spiny direct pathway GABA cell; Neostriatum medium spiny indirect pathway GABA cell; Neostriatum fast spiking interneuron;
Channel(s): I Sodium; I Potassium; Kir;
Gap Junctions: Gap junctions;
Receptor(s): D1; D2; GabaA; Glutamate;
Gene(s):
Transmitter(s): Gaba; Glutamate;
Simulation Environment: GENESIS;
Model Concept(s): Synchronization; Detailed Neuronal Models; Parkinson's;
Implementer(s): Damodaran, Sriraman [dsriraman at gmail.com];
Search NeuronDB for information about:  Neostriatum medium spiny direct pathway GABA cell; Neostriatum medium spiny indirect pathway GABA cell; D1; D2; GabaA; Glutamate; I Sodium; I Potassium; Kir; Gaba; Glutamate;
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DamodaranEtAl2015
Conditions
No_DA
MScell
channels
ampa_channel.g *
BKKchannel.g *
CaL12inact_channel.g *
CaL13_channel.g *
CaNinact_channel.g *
CaR_channel.g *
CaT_channel.g *
gaba_channel.g
K_DR_channel.g *
kAf_chanRE.g *
kAs_chanRE.g *
kIR_chanKD.g *
naF_chanOg.g *
nmda_channel.g *
SKchannelCaDep.g *
synaptic_channel.g *
tabchanforms.g *
                            
//genesis
//gaba_channel.g

function make_GABA_channel

   str chanpath = "GABA_channel"
   // From Galarreta and Hestrin 1997 (used in Wolfs model)
   float tau1 = 0.7e-3  //0.25
   float tau2 = 9e-3  //3.75

   float gmax = 750e-12  // Modified Koos 2004 (Wolf uses 435e-12)
   float Ek = -0.060

	echo "XXXXXXXXXXXXXXX make_GABA_channel XXXXXXXXXXXXXXXX"
	echo "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
	echo "XXXXXXXXXXXXXXX make_GABA_channel XXXXXXXXXXXXXXXX"

   create synchan {chanpath}

   setfield {chanpath} tau1 {tau1} \
                       tau2 {tau2}\ 
                       gmax {gmax}\
                        Ek {Ek}

end



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