Figure 3From: The allogeneic umbilical cord mesenchymal stem cells regulate the function of T helper 17 cells from patients with rheumatoid arthritis in an in vitro co-culture system Cytokine IL-17 in PBMC. Cytokine TNF-α, Cytokine IL-6 expression levels in different mixed cell culture (n = 6). a, Cytokine IL-17 in PBMC (pg/mL); b, Cytokine TNF-α (pg/mL); c, Cytokine IL-6 (pg/mL).Back to article page