Morphological Structures and Drug Release Effect of Multiple Electrospun Nanofibre Membrane Systems Based on PLA, PCL, and PCL/Magnetic Nanoparticle Composites

Figure 9

SEM micrographs of in vitro degradation of electrospun nanofibre membranes: (a) to (d) PCL/TCH, (e) to (h) PCL/MPs/TCH, (i) to (l) PLA/TCH for periods of 3 h, 24 h, 7 days and 14 days, respectively.

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