At the chronic time point in Young TBI 1 month post injury, several prominent genes like CACNA1G, SENP7, ETF1, EGR1, KDM3B, CCR2, GRAMD1A, ARAP2, GOLIM4, THSD4, ADAMTS1, CELF1, SUCLG2, TOP1, NR3C2, DDX18, CDC5L, and AP2A2 that are related to Alzheimer’s are also linked to Parkinson’s, epilepsy, and behavior (Figure 6E). This evidence concerns the gene AP2A2 and Parkinson disease.