ARSA and Parkinson disease: Among PD-related genes in the brain substantia area, ARSA (Senkevich et al., 2023), KANSL1-AS1 (Lona-Durazo et al., 2023), FAM47E (Blauwendraat et al., 2019), and ARHGAP27 (Saeed, 2018) have been reported to be risk loci that contribute to the development of PD.