k1 = k_mi k2 = k_mo k3 = k_i k4 = k_e k5 = k_b k6 = k_dl k7 = k_dh k8 = B_T k9 = V_c k10 = V_e k11 = V_m k12 = V_n k13 = v0 k14 = v1 k15 = v2 k16 = D k17 = k_om k18 = k_cm k19 = alpha k20 = k_oc k21 = k_cc k22 = breast_cancer_cell