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. Author manuscript; available in PMC: 2011 Jun 1.
Published in final edited form as: J Biomed Mater Res A. 2010 Jun 1;93(3):1110–1123. doi: 10.1002/jbm.a.32601

Figure 1.

Figure 1

A) 8kDa PEG hydrogel array “background” showing an array of 16 cylindrical spots. B) Image demonstrating 24 hydrogel arrays within 24-well tissue culture plate. C) Schematic demonstrating incorporation of stem cells, growth factors, peptide ligands, and hydrolytically degradable DTT “bridges” into hydrogel array spots.