Fig. 2From: Hypoxia-induced the upregulation of stromal cell-derived factor 1 in fibroblast-like synoviocytes contributes to migration of monocytes into synovium tissue in rheumatoid arthritisMonocytes expressed high level of CXCR4. a CXCR4 expression in monocytes was examined by cell immunofluorescence. b CD14 and CXCR4 expression in monocytes was examined by flow-cytometry analysisBack to article page