Table 1 Summary of the main characteristics of DMSA-MNPs, APS-MNPs and DEXT-MNPs
MNPs | Coating | Core diameter (nm) | Hydrodynamic diameter (nm) | Z-potential (mV) | Coating (%) | Endotoxin level (EU/ml) |
|---|---|---|---|---|---|---|
DMSA-MNP | Dimercaptosuccinic acid | 12.5 | 83 | − 34 | 10 | < 0.1 |
APS-MNP | 3-Aminopropyl-triethoxysilane | 12.5 | 82 | + 38 | 10 | < 0.1 |
DEXT-MNP | Dextran 6 kDa | 12.5 | 119 | − 2 | 38 | < 0.1 |