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. Author manuscript; available in PMC: 2016 Jul 22.
Published in final edited form as: Colloids Surf B Biointerfaces. 2016 Jan 22;141:74–82. doi: 10.1016/j.colsurfb.2016.01.032

Table 1.

Characteristics of liposomes: particle size, polydispersity, zeta potential and encapsulation efficiency.

Formulation Encapsulation efficiency (%) Total drug (mg)/100 mg liposome Particle Size (nm) Polydispersity Zeta potential (mV)
Blank SPC:Chol:DSPE-PEG2000 – – 127.59 ± 5.98 0.24 ± 0.01 −1.12 ± 0.03
SPC:Chol:DSPE-PEG2000:PAC (10:2:0.5) 65.03 ± 9,93 2.01 ± 0.31 124.1 ± 4.67 0.48 ± 0.02 −1.26 ± 0.11
SPC:Chol:DSPE-PEG2000:RAP (10:2:0.5:1) 59.58 ± 4.97 5.87 ± 0.48 133.84 ± 8.35 0.26 ± 0.01 −3.51 ± 0.24
SPC:Chol:DSPE-PEG2000:RAP:PAC (10:2:0.5:1:0.33) 73.31 ± 4.53 (RAP)/56.32 ± 6.32 (PAC) 7.22 ± 0.45 (RAP)/1.75 ± 0.20 (PAC) 136.95 ± 7.28 0.27 ± 0.01 0.02 ± 0.19