Measurements | Mean ± SEM |
---|---|
Primary size (nm) | 5.3 ± 0.4 |
Surface area (m2/g) | 91.8 |
Hydrodynamic size (nm) in | Â |
 DW | 209 ± 3.7 |
 PBS | 970 ± 52 |
 PBS with 3 % rat serum | 224 ± 11 |
Polydispersity in | Â |
 DW | 0.30 ± 0.02 |
 PBS | 0.65 ± 0.05 |
 PBS with 3 % rat serum | 0.45 ± 0.06 |
Zeta potential (mV) in | Â |
 DW | 48.9 ± 0.6 |
 PBS | −21 ± 0.6 |
 PBS with 3 % rat serum | −30 ± 2.3 |
Solubility (%) in | Â |
 PBS (pH 7.4) | 1.1 |
 PBS with 3 % rat serum | 2.2 |
 Artificial lysosomal fluid (pH 5.5) | 9.5 |
Endotoxin | <0.1 EU/mL |