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. Author manuscript; available in PMC: 2018 Apr 5.
Published in final edited form as: ACS Appl Mater Interfaces. 2017 Mar 21;9(13):11428–11439. doi: 10.1021/acsami.6b16779

Figure 2.

Figure 2

Physical characterizations of GelMA-DOPA hydrogels loaded with different additives. (a) Compressive moduli of GelMA-DOPA hydrogels at different prepolymer concentrations. (b) Compressive moduli of GelMA-DOPA hydrogels of 20% (w/v) prepolymer concentrations with AMP and/or SN additives. (c) Mass swelling of GelMA-DOPA hydrogels at different prepolymer concentrations. (d) Mass swelling of GelMA-DOPA hydrogels of 20% (w/v) prepolymer concentrations with AMP and/or SN additives. (e) In vitro degradation profiles of GelMA-DOPA hydrogels formed at different prepolymer concentrations. (f) Degradation profiles of different hydrogel compositions of 20% prepolymer concentration (*p < 0.05).