Sample descriptions.
| Code | Description |
|---|---|
| PLA | PLA web without drug |
| PLA-HCl | PLA web with Dox-HCl, drug was directly mixed in PLA/DCM/DMF solution |
| PLA-base | PLA web with Dox-base, drug was directly mixed in PLA/DCM/DMF solution |
| PLA-HCl(DMSO) | PLA web with Dox-HCl, drug was dissolved in DMSO, then mixed in PLA/DCM/DMF solution |