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Characterization of thermo-sensitive hydrogel. (A) aFGF thermo-sensitive hydrogel formation diagram. (B) The scanning electron microscope (SEM) analysis show the aFGF thermo-sensitive hydrogel is porous crisp structure. (C) The cumulative release of active aFGF from aFGF/SCOS thermo-sensitive hydrogel and aFGF hydrogel of without SCOS; (D) The cumulative dissolution of aFGF/SCOS hydrogel and aFGF hydrogel of without SCOS.
