In patients with AD, HLA-G expression on CD4+ T cells correlated positively with MELD score (r=0.422, p=0.002), CP score (r=0.449, p=0.001), WCC (r=0.401, p=0.004) and CRP (r=0.314, p=0.03) (figure 1C). This evidence concerns the gene CD4 and Alzheimer disease.