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| vesicle size/nm | PDI | CPT loading/ mg/ml | EE/% | |
|---|---|---|---|---|
| F1 | 69.1±1.9 | 0.185±0.017 | 0.445±0.007 | 40.31±0.67 |
| F2 | 71.3±1.9 | 0.225±0.004 | 0.251±0.001 | 23.23±0.09 |
| F3 | 82.9±2.1 | 0.204±0.017 | 0.181±0.005 | 9.13±0.50 |
CPT: cryptotanshinone; PDI: polydispersity index; EE: encapsulation efficiency
