BRD2 and Alzheimer disease: In the SF fraction, there is positive correlation between SM and CM in CH-NAT (Figure 9A, r = 0.64, p < 0.0001), CH-PAT (Figure 9B, r = 0.64, p < 0.0001), and in AD (Figure 9C, r = 0.84, p < 0.0001).