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. Author manuscript; available in PMC: 2020 Apr 10.
Published in final edited form as: J Control Release. 2019 Feb 20;299:44–52. doi: 10.1016/j.jconrel.2019.02.024

Figure 1.

Figure 1.

Representative en face SEM images of tubular scaffolds excluding (A-C) and including (D-F) 13 ng of TGFβ2/ mg scaffold. A and D are composed of 80G:20PCL; B and E are composed of 50G:50PCL; C and F are composed of 20G:80PCL. Scale bar is 10μm.