Table 1.

Physicochemical characteristics of tacrolimus-loaded liposomes and ethosomes.

	Liposomes	Ethosomes
Particle size (nm)	146 ± 12	85 ± 13*
Polydispersity index	0.268 ± 0.051	0.298 ± 0.024
Entrapment efficiency (%)	65.3 ± 2.2	78.7 ± 3.3**

*P < 0.05; **P < 0.01 versus liposomes.