Abstract
Abdominal aortic aneurysm (AAA) is a chronic disease associated to atherosclerosis. The mechanisms of formation and progression of AAAs are not completely understood, because just 10% of patients with severe atherosclerosis develop aneurysms.Atherosclerosis increases smooth muscle cells (SMC) apoptosis in the middle layer of aorta, and it is considered a crucial event in aneurysms formati…