Table 1.

Particle size, polydispersity index (PDI) and zeta potential of empty and OV-loaded nanohydrogels characterized by dynamic light scattering (DLS).

Name	Particle Size (nm)	PDI	Zeta Potential (mV)
Empty nanohydrogel	426 ± 12	0.29 ± 0.03	−13.2 ± 1.6
Ad[I/PPT-E1A]-loaded nanohydrogel	362 ± 19	0.29 ± 0.03	−12.7 ± 0.9
Empty nanohydrogel	431 ± 13	0.24 ± 0.01	−13.2 ± 3.2
ECHO-7-loaded nanohydrogel	347 ± 10	0.26 ± 0.01	−13.1 ± 2.9