Figure 4From: Isolation and characterization of rheumatoid arthritis synovial fibroblasts from primary culture — primary culture cells markedly differ from fourth-passage cellsFACS analysis of primary-culture RA synovial cells (following 7 days of culture). The primary culture contained virtually only cells staining either with the FB-directed anti-Thy-1 mAb AS02 (A) or with the monocyte/macrophage-specific anti-CD14 mAb Tyk4 (B). FITC, fluoresceine isothiocyanate.Back to article page