Model Mathematics

Component: environment

Component: membrane

ddtimeV=-i_K_dr+i_K_Ca+i_K_ATP+i_fast+i_Ca+i_NS+i_NaLCm

Component: fast_current

i_fast=g_fastm_infinity3hV-V_fast

Component: fast_current_m_gate

m_infinity=11+Vm-VSm

Component: fast_current_h_gate

ddtimeh=h_infinity-htau_h h_infinity=11+Vh-VSh tau_h=1lamda_hVh-V2Sh+V-Vh2Sh

Component: calcium_current

i_Ca=P_Cadf_infinity2FVRTCa_o-Ca_i2FVRT1-2FVRT

Component: calcium_current_d_gate

ddtimed=d_infinity-dtau_d d_infinity=11+Vd-VSd tau_d=1lamda_dVd-V2Sd+V-Vd2Sd

Component: calcium_current_f_gate

f_infinity=K_CaK_Ca+Ca_i

Component: cationic_nonselective_inward_current

i_NS=g_NSK_NS2K_NS2+Ca_lum2V-VNS1-0.1VNS-V-10

Component: delayed_rectifier_K_channel_current

i_K_dr=g_K_drn4V-V_K

Component: delayed_rectifier_K_channel_current_n_gate

ddtimen=n_infinity-ntau_n n_infinity=11+Vn-VSn tau_n=1lamda_nVn-V2Sn+V-Vn2Sn

Component: Ca_sensitive_K_current

i_K_Ca=g_K_CaCa_i3K_Ca3+Ca_i3V-V_K

Component: ATP_sensitive_K_current

i_K_ATP=g_K_ATPV-V_K

Component: Na_leak_current

i_NaL=g_NaLV-V_Na

Component: cytosolic_calcium

ddtimeCa_i=k_relCa_lum-Ca_i-omegai_Ca+k_CaCa_i+k_pumpCa_i ddtimeCa_lum=-k_relCa_lum-Ca_i+k_pumpCa_i