Interestingly, both contactin-1 and contactin-2 were found within p-ser129-aSyn immunoreactive LBs (Figure 3A–C,G–I; shown with white arrowheads), bulgy LNs (Figure 3D–F,J–L; shown with white arrowheads), but not in thin threads (data not shown), in PD SN. Here, CNTN1 is linked to Parkinson disease.