Table 2 Stability of 4NSG-SLN based on hydrodynamic diameter and polydispersity index (PDI)
Day | Medium | Hydrodynamic diameter (nm) | PDI | |||
|---|---|---|---|---|---|---|
|  |  |  | PBS | PBS + 25% FBS | PBS | PBS + 25% FBS |
1 | PBS | PBS + 25% FBS | 82 ± 2.0 | 84 ± 1.2 | 0.12 ± 0.08 | 0.17 ± 0.03 |
2 | PBS | PBS + 25% FBS | 83 ± 1.5 | 86 ± 3.6 | 0.26 ± 0.06 | 0.32 ± 0.07 |
3 | PBS | PBS + 25% FBS | 84 ± 4.2 | 88 ± 2.0 | 0.47 ± 0.05 | 0.45 ± 0.04 |
4 | PBS | PBS + 25% FBS | 85 ± 2.7 | 89 ± 1.6 | 0.38 ± 0.01 | 0.41 ± 0.01 |
5 | PBS | PBS + 25% FBS | 86 ± 3.1 | 90 ± 4.0 | 0.13 ± 0.04 | 0.37 ± 0.04 |
6 | PBS | PBS + 25% FBS | 87 ± 5.5 | 91 ± 2.1 | 0.26 ± 0.07 | 0.54 ± 0.02 |
7 | PBS | PBS + 25% FBS | 89 ± 1.8 | 92 ± 3.7 | 0.68 ± 0.06 | 0.71 ± 0.08 |