Figure 4.

Double immunofluorescence stainings of CD68 and macrophage polarization markers on synovial tissue from chronic inflammatory arthritis. Colocalization of CD68 (green) with MΦIFN-γ marker CD64 (A), MΦIL-4 markers CD200R (B) and CD14 (C), and MΦIL-10 markers CD163 (D), CD16 (E), and CD32 (F) (red) on synovial tissue macrophages. Figures are representative of five spondyloarthritis (SpA) and five rheumatoid arthritis (RA) patients. Higher-magnification photos are included in each figure part.

Ambarus et al. Arthritis Research & Therapy 2012 14:R74   doi:10.1186/ar3796
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