gondii</i> antibodies and investigated the serum concentrations and gene expression profiles of interferon-gamma (IFN-γ) and transforming growth factor-beta (TGF-β) in myocardial infarction (MI) patients in Iraq.<h4>Methods</h4>This study was conducted on MI (case) and non-MI healthy (control) individuals (200 participants/each group) in Baghdad, Iraq. This evidence concerns the gene TGFB1 and myocardial infarction.