Interestingly, CX3CL1 expression was similarly and equally reduced in nigral neurons that contained AT8-immunoreactive inclusions in subjects with PSP (Figures 2J–L) relative to MMD-LB (Figures 2D–F) and PD group (Figures 2G–I). Here, CX3CL1 is linked to supranuclear palsy, progressive, 1.