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. Author manuscript; available in PMC: 2014 Jun 25.
Published in final edited form as: J Biomed Mater Res A. 2007 Jun 15;81(4):858–869. doi: 10.1002/jbm.a.31088

Figure 5.

Figure 5

Number of blood vessels within 40 μm of implant surface after 2 weeks implantation in rat subcutaneous tissue. The implanted materials were bare PES fibers (PES, n = 9), hydrogel-coated PES fibers (GEL, n = 10), VEGF-releasing hydrogel-coated PES fibers (VEGF GEL, n = 10), DX-releasing hydrogel-coated PES fibers (DX GEL, n = 10), and VEGF + DX-releasing hydrogel-coated PES fibers (VEGF + DX GEL, n = 10). VEGF-releasing hydrogels were shown to have a significantly increased blood vessel count compared to VEGF-DX-releasing hydro-gel-coated, hydrogel-coated, and bare fibers (p < 0.05).