Table 2.

Zeta potential of a POPC/PSM/Chol 4/4/2 membrane for different serotonin concentrations.

Serotonin concentration	0 mM	0.1 mM	0.25 mM	0.5 mM	1 mM	5 mM	10 mM
Zeta potential (mV)	−4.48	−1.39	−2.46	−4.2	−2.13	−0.09	−0.71
Std. Error	2.43	2.62	2.02	0.58	1.03	1.24	2.25
Ser:lipid molar ratio	0	0.33	0.83	1.67	3.33	16.67	33.33