Abstract
In association with other mediators, corticosterone orchestrates the various elements of the stress response. Corticosteroids act by binding to receptors of two types: mineralocorticoids (MR) and glucocorticoids (GR). MR antagonism in the ventral tegmental area (VTA), but not GR antagonism, appears to reduce conditioned fear responses in male rats. Considering the fact that the female bra…