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. Author manuscript; available in PMC: 2011 Sep 1.
Published in final edited form as: Biomaterials. 2010 Jun 23;31(26):6772–6781. doi: 10.1016/j.biomaterials.2010.05.047

Figure 1.

Figure 1

13C-NMR spectra. (A) Unmodified HA (220kDa). (B) HA-GMA (220kDa). (C) HA-GMA (110kDa). Arrows and box highlight additional peaks from the modification with GMA.