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Fabrication and characterization of the Alginate/fluorenylmethoxycarbonyl-diphenylalanine (FmocFF) composite hydrogel. (a) Molecular structure of the FmocFF peptide. (b) Molecular structure of typical sodium alginate repeated units. (c) Inverted vials of the Alginate/FmocFF composite hydrogel and its pure components. (d–f) SEM micrographs of (d) Alginate/FmocFF composite hydrogel, (e) Pure FmocFF hydrogel, and (f) Sodium alginate solution. Scale bar = 5 µm.
