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Degree of crystallinity (XC) and crystallite size (L) of the unloaded and STR-loaded samples. [*] indicates the loading path of the drug in the nanoparticle.
| Sample, [*] | XC (%) | L (nm) | ||
|---|---|---|---|---|
| ACP | cHAp | ACP | cHAp | |
| Without STR | 24.0 | 78.4 | 11.8 | 28.3 |
| STR in Ca2+ dissolution, (cs) | 20.0 | 76.7 | 8.6 | 24.4 |
| STR in (PO4)3− dissolution, (ps) | 20.0 | 72.2 | 7.8 | 23.8 |
| STR in the reaction mixture, (rm) | 6.8 | 63.2 | 6.2 | 19.9 |
| STR by adsorption, (as) | 9.5 | 66.4 | 6.7 | 21.5 |
