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. Author manuscript; available in PMC: 2015 May 7.
Published in final edited form as: Acta Biomater. 2011 May 20;7(9):3277–3284. doi: 10.1016/j.actbio.2011.05.017

Figure 3.

Figure 3

Cytotoxicity results from: A) positive control; B) negative control; C) electrospun PU-5 with DBTDL catalyst; D) electrospun PU-5 without DBTDL catalyst. Scale bar is 100 μm.