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 beta-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 neuron; Neostriatum medium spiny indirect pathway neuron; 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 neuron; Neostriatum medium spiny indirect pathway neuron; D1; D2; GabaA; Glutamate; I Sodium; I Potassium; Kir; Gaba; Glutamate;
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DamodaranEtAl2015
Conditions
No_DA
MScell
channels
unusedChannels
#MScell08CM3_D1.p#
AddCaSpines.g *
addchans.g *
addinput.g *
addoutput.g *
addoutput_old.g *
AddSynapticChannels.g *
connectCaChannels.g *
DA_files.txt *
globals.g
globalsCaComp.g *
include_channels.g *
MScell.p *
MScell_D1.g *
MScell_D1_old.g *
MScell_D2.g *
MScell08.p *
MScell08CM3_D1.p *
MScell08CM3_D2.p *
MScellSpine.g *
MScellSpineCtx.g *
MScellSpineTh.g *
MScellSyn_D1.g *
MScellSyn_D2.g *
parametersA_D1.g *
parametersA_D2.g *
parametersB.g *
parametersC.g *
parametersD.g *
proto.g *
spines.g *
SynParams_D1.g
SynParams_D2.g
SynParamsCtx.g *
SynParamsTh.g *
                            
//genesis

/***************************		MS Model, Version 5.5	*********************
**************************** 	  		makeCaChannels.g 		*********************
		Tom Sheehan tsheeha2@gmu.edu	thsheeha@vt.edu	703-538-8361
******************************************************************************
******************************************************************************/

function coupleCaBufferCaChannel(bufferName, compPath, caChannelName)
// called only from function add_uniform_channel in adjust.g
  str bufferName
  str compPath
  str caChannelName

  pushe {compPath}

  if({isa difshell {compPath}/{bufferName}})
    addmsg {caChannelName}GHK {bufferName} INFLUX Ik 
    addmsg {bufferName} {caChannelName}GHK CIN C
  elif({isa Ca_concen {compPath}/{bufferName}})
    addmsg {caChannelName}GHK {bufferName} I_Ca Ik 
    addmsg {bufferName} {caChannelName}GHK CIN Ca  
  end

  pope {compPath}

end

function coupleCaBufferCaChannel1(bufferName, compPath, caChannelName)
// called only from function add_uniform_channel in adjust.g
  str bufferName
  str compPath
  str caChannelName

  pushe {compPath}

  if({isa difshell {compPath}/{bufferName}})
    addmsg {caChannelName}GHK {bufferName} INFLUX Ik 
  elif({isa Ca_concen {compPath}/{bufferName}})
    addmsg {caChannelName}GHK {bufferName} I_Ca Ik 
  end

  pope {compPath}

end

///////////////////////////////////////////////////////////////////////////

function addCaChannel(channelName, compPath, conductance, caBufferName)
// called only from function add_uniform_channel in adjust.g
  str channelName, compPath
  float conductance
  str caBufferName

  pushe {compPath}

    // Copy the GHK part of the channel from library
    copy /library/{channelName}GHK {channelName}GHK

    coupleCaBufferCaChannel {caBufferName} {compPath} {channelName}

    // Couple channel, its GHK object and compartment together
    addmsg {compPath} {channelName}GHK VOLTAGE Vm
    addmsg {channelName}GHK {compPath} CHANNEL Gk Ek
    addmsg {channelName} {channelName}GHK PERMEABILITY Gk

  pope

end


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