Table 1.

Particle size and zeta potential of nanoparticles.

Nanoparticles	Mean size (nm)	Zeta potential (mV)
Coumarin-6-ENP	105.06 ± 2.32	− 10.61 ± 1.01
Coumarin-6-NP	98.86 ± 1.42	− 10.31 ± 2.18
CCR2-shRNA-ENP	106.08 ± 1.33	− 10.35 ± 3.09
CCR2-shRNA-NP	99.25 ± 2.52	− 10.53 ± 1.73

Measured in double-distilled water (n = 3), mean ± SD.