From: Association of immunoglobulin GM allotypes with longevity in long-living individuals from Southern Italy
N = 96
N = 92
LLIs
YCs
+
–
%
23 −/−
20
76
20.8
18
74
19.6
23 +/−
38
58
39.6
39
53
42.4
23 +/+
35
57
38.0