SERPINA1 and coronary artery disorder: The PI∗Z gene of the alpha-1-proteinase inhibitor was significantly more frequent in patients with coronary artery disease (CAD) than in long-lived individuals [3], and the 0 blood group can serve as a protective antiatherogenic factor in women; in long-lived individuals, the B blood group was significantly more rare than in healthy population and in CAD patients in the Lithuanian population [4].