The following search string was used in PubMed (TGFB* OR TGFβ* OR TGFBR* OR TGFβR* OR TGF-β* OR TGF-β* OR “transforming growth factor β”* OR “TGFß receptor”) AND (SNP OR “single nucleotide polymorphism” OR polymorphism OR gene) AND (“coronary artery disease” OR CAD OR “coronary heart disease” OR CHD OR “ischemic heart disease” OR IHD OR “myocardial infarction” OR MI). This evidence concerns the gene TGFB1 and coronary artery disorder.