Research Article

Morphology and Release Kinetics of Protein-Loaded Porous Poly(L-Lactic Acid) Spheres Prepared by Freeze-Drying Technique

Table 2

Void fraction on the surface, 𝐴 v o i d / 𝐴 𝑡 of FDPLLA particle.

𝐶 0 (wt%) 𝐴 v o i d / 𝐴 𝑡 (%)

2.0Amorphous67.3
5.0Amorphous10.7
8.0Amorphous3.0