Table 2.
Sizes, zeta-potentials, and polydispersity index (PDI) values of the peptide/pDNA complexes in solution prepared at charge ratios of 2, 4, and 8.
| Peptide | N/P Ratio | Size (nm) | PDI | Zeta-Potential (mV) |
|---|---|---|---|---|
| F-1 | 2 | 3364 ± 689 | 0.707 ± 0.250 | 16.6 ± 1.2 |
| 4 | 291 ± 40 | 0.368 ± 0.041 | 19.1 ± 1.9 | |
| 8 | 352 ± 71 | 0.407 ± 0.038 | 15.5 ± 2.1 | |
| F-2 | 2 | 226 ± 8 | 0.251 ± 0.018 | 23.4 ± 0.9 |
| 4 | 291 ± 61 | 0.324 ± 0.097 | 23.4 ± 1.4 | |
| 8 | 410 ± 59 | 0.411 ± 0.058 | 16.7 ± 2.2 | |
| F-3 | 2 | 391 ± 8 | 0.417 ± 0.049 | 22.9 ± 1.1 |
| 4 | 352 ± 57 | 0.366 ± 0.054 | 18.0 ± 1.7 | |
| 8 | 324 ± 53 | 0.399 ± 0.083 | 20.6 ± 3.0 | |
| F-4 | 2 | 480 ± 21 | 0.476 ± 0.015 | 19.3 ± 1.8 |
| 4 | 263 ± 15 | 0.332 ± 0.032 | 15.6 ± 1.1 | |
| 8 | 392 ± 91 | 0.350 ± 0.042 | 16.7 ± 2.2 |