Figure 3From: Intra-articular injection of mesenchymal stem cells leads to reduced inflammation and cartilage damage in murine antigen-induced arthritis Serum concentration of TNFα at the indicated time points (day 3, 7 and 14), analysed by enzyme-linked immunosorbent assay. Data are means ± SEM; n = 6 mice with MSCs and control without MSCs. *p < 0.05, **p < 0.01.Back to article page