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. Author manuscript; available in PMC: 2013 Aug 1.
Published in final edited form as: Biomaterials. 2012 May 8;33(22):5628–5637. doi: 10.1016/j.biomaterials.2012.04.026

Figure 1. Schematic diagram of the stepwise addition protocol used to label ExH.

Figure 1

For a full description of the purification procedures, see Materials and Methods. Abbreviations: ExH (heat-expanded heads); SEC (size exclusion chromatography).