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Fabrication and characterization of the Ta/Gel/PLGA/Van composite scaffolds. (a) General view of 5%, 7.5% and 10% GelMA hydrogels. (b) General view of the Ta/Gel/PLGA/Van composite scaffold. (c) Elements spectrum for the Ta/Gel/PLGA/Van composite scaffolds. (d) Representative SEM image of the novel scaffolds. (e–g) EDS detection of elements distribution.
