Research Paper Volume 12, Issue 10 pp 9125—9138

Cigarette smoke-induced lung inflammation in COPD mediated via CCR1/JAK/STAT /NF-κB pathway

Figure 4. Cytokine levels in plasma. ELISA assay of the plasma reveals that COPD patients show a significantly high level of (A) IL-6, (B) IL-8, (C) LIF, (D) MCP-1, (E) MIP-1 (F) α/β, (G) RANTES, (H) SCF, and (I) TNF-α compared with the control group. Data are expressed as mean ± SEM (*p < 0.05, **p <0.01, ****p <0.0001 vs the control group as indicated in the figure).