TNF and coronary artery disorder: While, serum levels of TNF-α (28.48 ± 6.93 vs. 22.09 ± 8.32 pg/mL) and IL-6 (8.64 ± 3.65 vs. 5.73 ± 2.46 pg/mL), were substantially higher in CAD group compared to control subjects (p < 0.001) (Fig. 1b and c).