Sex chromosome complement interacts with gonadal hormones in determining regional-specific neuroactive steroid levels in plasma, hippocampus, and hypothalamus. A study using the four core genotype mouse model - Cioffi L; Grassi D; Diviccaro S; Caruso D; Pinto-Benito D; Arevalo MA; Garcia-Segura LM; Melcangi RC; Giatti S (2024)