Effects of Chitosan Concentration on the Protein Release Behaviour of Electrospun Poly(-caprolactone)/Chitosan Nanofibers

Figure 2

SEM images of PCL/chitosan/BSA nanofibers with BSA different concentration of (a) 5%, (b) 10%, (c) 15%, and (d) 20% with fiber diameter frequency diagrams.

(a)

(b)

(c)

(d)