ABSTRACT BACKGROUND Hypertension is associated with endothelial-dependent vasodilation disorders, due to reduced nitric oxide (NO) availability and excessive angiotensin II (ANG¬II) activation. The objective of this study was to determine the association between matrix metallopeptidase 9 (MMP-9) gene polymorphism and hypertension in ethnic Javanese in the 40-80 year age group. METHODS…