Table 2

Parameters of eq. 2

HexamethoniumAmantadineMemantine(+)-MK-801TMB-8
δ0.52  ± 0.160.65  ± 0.140.52  ± 0.080.29  ± 0.140.14  ± 0.05
K dm)67  ± 1663  ± 1557  ± 1475  ± 50126  ± 75
Cells (n)53333

The highest δ values correspond to the deepest sites (from extracellular to intracellular side of the membrane) (see Materials and Methods).