MCP-1, an important proinflammatory cytokine in atherosclerosis, showed increased expression of mRNA and protein (5.2 ± 1.4 times, p < 0.01 and 6.7 ± 1 times, p < 0.001), respectively, by CRS (Figures 3(h) and 3(j)). Here, CCL2 is linked to atherosclerosis.