Fig. 5. Preparation of DPSC or microspheroids loaded GelMA hydrogel constructs for in vivo grafting.

The schematic illustration of cell-loaded GelMA hydrogels preparation in vitro and subsequent in vivo construct grafted groups (A). B The images of the constructs of DPSC-loaded GelMA hydrogels and spheroids-loaded GelMA hydrogels. C Images of confocal microscopy showing DPSC or microspheroids viability in GelMA hydrogels assessed using Live/Dead assay.