Figure 3.

Scatter plot, with linear regression line, showing correlation between BN/GRP and IL-6 in synovial fluid. Spearman's rank correlation coefficient (rs = 0.38; P < 0.05) measured, using RIA and ELISA, in synovial fluid from patients with long-standing RA. BN/GRP, bombesin/gastrin-releasing peptide; RA, rheumatoid arthritis.

Grimsholm et al. Arthritis Research & Therapy 2005 7:R416-R426   doi:10.1186/ar1503
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