VDR and Parkinson disease: More specifically, VDR rs2228570 was associated with the risk of PD development (Han et al., 2012; Török et al., 2013; Li et al., 2015; Niu et al., 2015; Wang et al., 2019; Gao et al., 2020; Hu et al., 2020; Agliardi et al., 2021).