Additional file 2.

Absolute number of circulating monocytes and of their subsets in untreated naive and MTX-treated active patients with RA and healthy controls. Panel A represents flow cytometry analysis of circulating monocytes from a representative patient. The percentage of circulating monocytes, CD14+highCD16- (panel B), CD14+highCD16+ (panel C) and CD14+lowCD16+ monocytes (panel D) of untreated naive and MTX-treated active patients with RA and of healthy controls, are shown as the mean ± SEM. * Significant difference between patients with RA and healthy controls.

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Chara et al. Arthritis Research & Therapy 2012 14:R175   doi:10.1186/ar3928