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KSL-W microsphere properties.
| Formulation | Surface morphology | Yield (%) | KSL-W content (%) | Loading efficiency (%) |
average size (µm) n = 30 |
% Release at 150 hours | |
|---|---|---|---|---|---|---|---|
| In PBS | In Gel | ||||||
| A | Spherical, high surface porosity |
75 | 17 | 68 | 46.4 ± 17.9 | 52.0 ± 2.5 | 64.4 ± 2.7 |
| B | Spherical, high surface porosity |
84 | 19 | 77 | 25.8 ± 14.1 | 74.8 ± 2.3 | 76.3 ± 1.2 |
| C | Spherical, high surface porosity |
68 | 20 | 78 | 40.0 ± 12.8 | 53.3 ± 4.5 | 68.3 ± 3.6 |
