Figure 4.

Biomarkers showing group differences. MDD = major depressive disorder. HC = healthy control. sICAM-1 = soluble intercellular adhesion molecule 1. IL-6 = Interleukin 6. TNF-α = Tumor necrosis factor alpha. IL-1ra = interleukin 1 receptor antagonist. MCP-4 = Monocyte chemotactic protein-4. MDC = C-C motif chemokine 22. MIP-1α = Macrophage inflammatory protein 1-alpha. * denotes significant mean differences between groups.