Figure 5.

Dose-dependent effects of IL-1β and TNF-α on basal migration of CPC. Cells were analyzed in basal medium with and without addition of interleukin (IL)-1β and tumor necrosis factor (TNF)-α in the indicated concentrations. The values represent the mean ± SEM with n ≥3. Statistical significance was evaluated by ANOVA followed by a Bonferroni multiple comparison post-test with *P < 0.05, **P < 0.01 and ***P < 0.001. CPC, chondrogenic progenitor cells.

Joos et al. Arthritis Research & Therapy 2013 15:R119   doi:10.1186/ar4299
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