Table 1.

Characteristics of liposomes

Liposomes	Size (nm)	PDI	Zeta potential (mv)	EE (%)
Gd-NL	115.3±5.2	0.12	-20.5±4.6	86.9±5.8
M-Gd-NL	120.2±8.5	0.13	-18.0±3.5	85.2±4.6

Note: Data are expressed as mean ± standard deviation (n=3) from three independent samples.

Abbreviations: EE, encapsulation efficacy of Gd-DTPA; Gd-DTPA, gadolinium-diethy lenetriaminepentaacetic; Gd-NL, Gd-DTPA-loaded liposomes; M-Gd-NL, gadolinium-diethylenetriaminepentaacetic-loaded mannosylated liposomes; PDI, polydispersity.