Table 1.

The mean particle size and zeta potential of cationic liposomes (CLs) and magnetic cationic liposomes (MCLs) with two different concentrations of magnetite (MAG; 0.5 and 1 mg/mL) and their complexes with plasmid DNA (pDNA)

Group	Sample	Mean particle size (nm)	pdl	Zeta potential (mV)
1	CLs	72.82	0.2	+46
2	MCLs (MAG 0.5 mg/mL)	86.63	0.2	+44.1
3	MCLs (MAG 1 mg/mL)	295.7	0.3	+51.9
4	CLs/pDNA complexes	135	0.3	+20
5	MCLs/pDNA complexes (MAG 0.5 mg/mL)	132.7	0.2	+17.2
6	MCLs/pDNA complexes (MAG 1 mg/mL)	372.5	0.2	+33.5

Abbreviation: pdl, polydispersity index.