Table 2.
Ligand Concentration During Fabrication (nmol ligand/mg polymer) | Ligand Concentration post-Fabrication (nmol DSPE-PEG-FITC/mg NPs) | DSPE-PEG Incorporation Efficiency (%) | Ligands per NP | NP Surface Coverage (%) |
---|---|---|---|---|
15 | 1.3 | 9 | 396 | 6.2 |
10 | 0.92 | 9 | 254 | 4.2 |
5 | 0.44 | 9 | 125 | 2.0 |
1 | 0.31 | 31 | 101 | 1.5 |