CD28 and atherosclerosis: Among pathways that are enriched in the 7D network, Ccl2(MCP-1), Mmp3, Cxcr4 and Ccr2 genes are involved in the ‘Atherosclerosis Signaling’ pathway (p=1.03E-5 Fisher Exact Test), and Cd28, Osm, Lgals3 and Clec7a genes are involved in the ‘Role of Pattern Recognition Receptors in Recognition of Bacteria and Viruses’(p=4.14E-4 Fisher Exact Test).