 To simulate such ion channels and the resulting spatial distribution of concentration, current, and membrane voltage within the dendritic spine , we applythe immersed boundary method with electrodiffusion .
<clarity>  To simulate such ion channels and the resulting spatial distribution of concentration, current, and membrane voltage within the dendritic spine , we applythe immersed boundary method with electrodiffusion .
 To simulate such ion channels and the resulting spatial distribution of concentration, current, and membrane voltage within the dendritic spine the immersed boundary method with electrodiffusion .