Figure 3From: Synovial effusion and synovial fluid biomarkers in psoriatic arthritis to assess intraarticular tumor necrosis factor-α blockade in the knee jointSynovial fluid cytokines levels in 14 PsA knees before and after intra-articular TNF-α blockade. pre, at baseline; post, at the last SF sample available for aspiration after IA-E injections. Significance by Wilcoxon rank test.Back to article page