Additional file 5.

Figure S5: Effects of IL6 and PDGF on CPC migration. The number of migrated cells without stimulation and stimulated with platelet-derived growth factor (PDGF) (10 ng/ml) and/or IL6 (1 ng/ml) is depicted. 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.

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