FOXA1 and Parkinson disease: Of these, FOXA1 is involved in maintaining the dopaminergic phenotype in adult mesodienchepalic DAn (Stott et al, 2013; Domanskyi et al, 2014), whereas the glucocorticoid receptor NR3C1 regulates DAn neurodegeneration in PD (Ros‐Bernal et al, 2011).