k1 = kt k2 = Bmax_SAv k3 = kon_SAv k4 = koff_SAv k5 = kex_SAv k6 = kdi k7 = kde k8 = SAv_medium k9 = SAv_cells k10 = medium k11 = cellsurface k12 = cell k13 = __cm_k13 k14 = __cm_k14 k15 = __cm_k15