Fig. 6From: A novel method to establish the rabbit model of knee osteoarthritis: intra-articular injection of SDF-1 induces OAThe expression of MMPs mRNA in cartilage at 4, 8 and 12 weeks after treatment by qPCR. a MMP-3. b MMP-9. C: MMP-13. Values are the means ± SD. (*p < 0.05, **p < 0.01, ***p < 0.001, ****p < 0.0001, and ns: no significant difference)Back to article page