Figure 2.
Transcriptomic analysis of genes differently expressed (1.5-fold change) between peripheral blood (PB) and synovial fluid (SF) neutrophils. (A) IPA signaling pathways predicted to be up-regulated (red) or down-regulated (green) in SF neutrophils. (B) Heatmap showing chemokine gene expression in PB and SF neutrophils. (C) Leukocyte extravasation pathway (p=1.41x10-7) showing genes up-regulated (red) or down-regulated (green) in SF neutrophils (white = not expressed).