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Experimental and modeling studies of desensitization of P2X3 receptors (Sokolova et al. 2006)
Accession: 117691
"The function of ATP-activated P2X3 receptors involved in pain sensation is modulated by desensitization, a phenomenon poorly understood. The present study used patch-clamp recording from cultured rat or mouse sensory neurons and kinetic modeling to clarify the properties of P2X3 receptor desensitization. ... Desensitization properties were well accounted for by a cyclic model in which receptors could be desensitized from either open or closed states. Recovery was assumed to be a multistate process with distinct kinetics dependent on the agonist-dependent dissociation rate from desensitized receptors. ... By using subthreshold concentrations of an HAD (high-affinity desensitization)-potent agonist, it might be possible to generate sustained inhibition of P2X3 receptors for controlling chronic pain."
Reference: Sokolova E, Skorinkin A, Moiseev I, Agrachev A, Nistri A, Giniatullin R (2006) Experimental and modeling studies of desensitization of P2X3 receptors. Mol Pharmacol 70:373-82 [PubMed]
Citations  Citation Browser
Model Information (Click on a link to find other models with that property)
Model Type:  
Brain Region(s)/Organism:  
Cell Type(s):   
Channel(s):   
Gap Junctions:  
Receptor(s):  Sensory Receptors;
Gene(s):  
Transmitter(s):  
Simulation Environment:  Pascal/Delphi;
Model Concept(s):  Ion Channel Kinetics; Nociception;
Implementer(s):  Skorinkin, Andrei [askorink at yandex.ru];
Search NeuronDB for information about:  Sensory Receptors;
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P2X3
readme.txt
ab_ATP_WT.tpt
bg_ATP_266.tpt
bg_ATP_WT.tpt
DS_especial.cfg
DS_especial.dof
DS_especial.dpr
DS_especial.res
DS_especial_pas.dcu
DS_especial_pas.ddp
DS_especial_pas.dfm
DS_especial_pas.pas
meS_ATP_266.tpt
meS_ATP_WT.tpt
ab_ATP_266.tpt
Scheme.doc
                            
This is the readme for the model associated with the paper:

Sokolova E, Skorinkin A, Moiseev I, Agrachev A, Nistri A, Giniatullin R (2006)
Experimental and modeling studies of desensitization of P2X3 receptors.
Mol Pharmacol 70:373-82

These model files were supplied by Dr Andrei Skorinkin.

Usage notes:

These model files require Delphi 6 or greater.  Start with the file

DS_especial.dpr


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