Keywords: CAD; coronary artery disease; CD40L; CD40 ligand; CRP; C-reactive protein; EAT; epicardial adipose tissue; FFA; free fatty acids; GLP-1; glucagon-like peptide-1; HbA1c; hemoglobin A1c; HMG-CoA; 3-hydroxy-3-methyl-glutaryl-CoA; LDL; low density lipoprotein