Liposome characterization; average diameter, PDI, zeta potential and encapsulation efficiency. (mean ± SD, n = 3).
| Liposome | Complex type | Average particle size (Zavg) (d nm ± SD) | (PDI ± SD) | Zeta potential (mV ± SD) | (EE% ± SD) |
|---|---|---|---|---|---|
| PBS liposome | Free | 139.39 ± 3.00 | 0.05 ± 0.04 | −0.70 ± 2.94 | — |
| CRM-E-βCD | 146.13 ± 2.20 | 0.08 ± 0.01 | −1.78 ± 2.60 | 10.74 ± 2.27 | |
| CRM-D-βCD | 148.07 ± 2.49 | 0.09 ± 0.01 | −4.74 ± 0.72 | 7.72 ± 2.33 | |
| Citrate liposome | Free | 151.33 ± 2.03 | 0.04 ± 0.02 | −7.00 ± 0.74 | — |
| CRM-βCD | 151.13 ± 1.42 | 0.03 ± 0.02 | −8.93 ± 3.34 | 16.56 ± 7.38 | |
| CRM-E-βCD | 152.40 ± 3.22 | 0.05 ± 0.02 | −12.33 ± 0.21 | 51.16 ± 6.19 | |
| CRM-D-βCD | 163.20 ± 1.05 | 0.04 ± 0.04 | −18.07 ± 0.21 | 41.73 ± 1.53 |