MMP2 and aortic aneurysm: A variety of cardiovascular diseases are related to a dysfunction of MMPs: the development of aortic aneurysms which was ascribed to a MMP-17 deficiency, or an over activation of MMP-2, plaque vulnerability in patients with angina pectoris, as well as impaired wound healing in patients suffering from diabetes mellitus (Chen et al., 2015b; Martin-Alonso et al., 2015; Uccioli et al., 2015; Wang et al., 2015).