Table 1.
Size, polydispersity index (PDI), zeta potential (ζ), conductivity (G), and mobility (µ) of empty liposomes and rosehip extract-loaded liposomes and encapsulation efficiency (EE), before and after UV irradiation.
| L | LUV | L + e | L + eUV | |
|---|---|---|---|---|
| EE [%] | n.a. 1 | n.a. | 90.8 ± 0.4 a | 91.0 ± 0.8 a |
| size [nm] | 363.2 ± 7.8 b | 361.0 ± 4.2 b | 251.5 ± 7.2 a | 247.3 ± 5.6 a |
| PDI | 0.376 ± 0.023 a | 0.387 ± 0.010 a | 0.439 ± 0.027 b | 0.428 ± 0.003 b |
| ζ [mV] | −21.7 ± 0.7 a | −21.3 ± 0.5 a | −22.2 ± 0.5 a | −22.4 ± 0.7 a |
| G [mS/cm] | 0.004 ± 0.000 b | 0.004 ± 0.000 b | 0.007 ± 0.001 a | 0.008 ± 0.001 a |
| µ [µmcm/Vs] | −2.66 ± 0.10 b | −2.51 ± 0.09 b | −1.92 ± 0.15 a | −1.96 ± 0.05 a |
1 Values with the same letter (a, b) in each row showed no statistically significant difference (p > 0.05; n = 3; analysis of variance, Duncan’s post hoc test; mean value ± standard deviation); L, liposomes; e, extract; n.a., not applicable.