Table 1.

Summary of characteristics of representative drug-free (plain) polyplexes. All measurements were conducted in triplicates. n = 3, mean ± SD.

Polyplexes	Size (nm)	PDI	ζ-potential (mV)
Drug-free anCP	287.9 ± 5.0	0.22 ± 0.01	−29.7 ± 0.4
Drug-free cCP	205.4 ± 3.9	0.14 ± 0.02	27.1 ± 1.0