Fig. 3From: Positive effect on spinal fusion by the combination of platelet-rich plasma and collagen-mineral scaffold using lumbar posterolateral fusion model in ratsRadiographs of grafted materials in each group at time points of 2 weeks, 4 weeks, 6 weeks, 8 weeks, and 12 weeks. The residual mineral component of the scaffold was still seen in the three groups. But more abundant new bone formation was observed in the PRP group at 12 weeksBack to article page