Table 2.
Particle size, polydispersity index, zeta potential and entrapment efficiency of the lyophilized formulae, before and after galactosylation.
| Formula code | Type of cryoprotectant | Percentage of cryoprotectant (%) | VS (nm) | PDI | ZP(mV) | EE (%) |
|---|---|---|---|---|---|---|
| L1 | – | – | 141.3 ± 7.9 | 0.43 ± 0.03 | −51.1 ± 1.6 | 83.1 |
| L2 | Mannitol | 2.5 | 186.8 ± 5.7 | 0.53 ± 0.04 | −54.3 ± 1.2 | 84.6 |
| L3 | 5 | 177.2 ± 1.4 | 0.49 ± 0.03 | −54.2 ± 2.5 | 82.0 | |
| L4 | Trehalose | 2.5 | 162.5 ± 4.8 | 0.51 ± 0.01 | −55.5 ± 4.2 | 86.2 |
| L5 | 5 | 174.9 ± 3.3 | 0.49 ± 0.02 | −55.4 ± 1.9 | 83.9 | |
| Galactosylated LOBF | – | – | 148.9 ± 3.0 | 0.48 ± 0.05 | −53.7 ± 3.9 | 85.3 |
*n = 3.