Table 1 The drug loading, zeta potential, size and PDI of OEA–SPC NPs
The ratio of OEA to SPC (w/w) | Drug loading (wt%) | PDI | Zeta potential (mv) | Size (d) |
|---|---|---|---|---|
1:3 | – | – | – | – |
1:4 | 19.7 ± 1.8 | 0.224 ± 0.030 | − 13.4 ± 1.3 | 330.8 ± 21.6 |
1:5 | 18.3 ± 1.3 | 0.181 ± 0.019 | − 16.8 ± 0.9 | 230.7 ± 7.9 |
1:7 | 13.3 ± 0.6 | 0.173 ± 0.016 | − 19.6 ± 0.7 | 215.4 ± 7.8 |
1:10 | 10.9 ± 0.4 | 0.170 ± 0.018 | − 20.5 ± 0.7 | 223.4 ± 8.2 |