Fig 1.From: Efficacy of extracellular vesicles from dental pulp stem cells for bone regeneration in rat calvarial bone defectsExperimental protocol. Defects with a diameter of 4.6 mm were created in the parietal bones of 11-week-old SD rats. DPSCs or DPSC-EVs and scaffold materials were transplanted into the defect on the right side. Vehicle was administered and scaffold materials were filled to the control defect on the left sideBack to article page