These include genes in the pathways for amyotrophic lateral sclerosis (NEF3, NEFL, NEFH), Huntington's disease (CALM3, CLTC, CLTB), neurodegenerative disorders (APLP1, NEFH, FBXW7), Parkinson's disease (GPR37) and prion disease (APLP1, NFE2L2). The gene discussed is NEFH; the disease is prion disease.