This paper should be cited as: Sökmen E, Çelik M, Sivri S, Güçlü K. Relationship between Paraoxonase-1 and Arylesterase Enzyme Activities and SYNTAX I and II Scores in Patients with ST-Elevation Myocardial Infarction. This evidence concerns the gene PON1 and ST Elevation Myocardial Infarction.