Fig. 4From: Residual periodontal ligament in the extraction socket promotes the dentin regeneration potential of DPSCs in the rabbit jawH&E staining results. The regenerated tissue in the blank control group was bone tissue. The regenerated tissue in the DPSCs group as similar to dentin, with irregular dentin tubules visible. The dentin tubules in the DPSCs/PDL group were arranged regularly and surrounded by odontoblast-like cellsBack to article page