Figure 1.

Effect of serum and plasma on IL-1β and IL-8 production induced by calcium pyrophosphate crystals. The effect of serum (s) and plasma (p) at various percentages on the production of IL-1β and IL-8 induced by calcium pyrophosphate crystals (0.025 mg/ml). Results are expressed as the percentage of stimulation with respect to the control. Bars are the mean and standard deviation of three separate experiments.

Oliviero et al. Arthritis Research & Therapy 2012 14:405   doi:10.1186/ar3863
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