Four of them (CLDND1: Claudin Domain Containing 1, AHRR: Aryl Hydrocarbon Receptor Repressor, MPO: Myeloperoxidase, and PTCD2: Pentatricopeptide Repeat Domain 2), involved in lipid metabolism and inflammatory diseases, were associated with coronary heart disease [162]. This evidence concerns the gene MPO and coronary artery disorder.