Fig. 2From: Combining mesenchymal stem cell sheets with platelet-rich plasma gel/calcium phosphate particles: a novel strategy to promote bone regeneration a PRP was activated to form PRP gel. b, a BMSC sheet was harvested using a cell scraper. c The PRP gel/CaP particles composite was wrapped by BMSC sheet. d BMSCs were stained by CM-Dil. e Bone defects were prepared in the cortical bone of femurs. f BMSC sheet/PRP gel/CaP particle composite was implanted into bone defectsBack to article page