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Loading efficiency of PlGF-2/BMP-2 into heparin–HTCC nanocomplexes
| Group | PlGF-2 loading efficiency (%) | BMP-2 loading efficiency (%) |
|---|---|---|
| PlGF-2-loaded heparin-nanocomplexes | 99.81 | – |
| BMP-2-loaded heparin-nanocomplexes | – | 97.79 |
| Dual-GF-loaded heparin-nanocomplexes | 99.79 | 98.93 |
Abbreviations: PIGF-2, placental growth factor-2; BMP-2, bone morphogenetic protein; HTCC, N-(2-hydroxyl)propyl-3-trimethyl ammonium chitosan chloride; GF, growth factor.
