Levels of interleukin-6 (IL-6), tumour necrosis factor alpha (TNF-α), interferon gamma (IFN-γ), interleukin-1 (IL-1), intracellular cell adhesion molecule (sICAM), and vascular cell adhesion molecule (sVCAM), which rise in the progression of cardiovascular disease, are also increased in this population.4-6. This evidence concerns the gene IFNG and cardiovascular disorder.