Endocrine Abstracts

Many organs are functionally sexually dimorphic, resulting in profound differences in the activity of several physiological systems, including the hypothalamic-pituitary-adrenal (HPA) axis. The rodent HPA axis matures post-weaning, characterized by parallel increments in adrenal weight, adrenal cortical size and corticosterone secretion. Between postnatal days (PND) 30 to 45, these parameters increase to a greater extent in females compared to males. Over this same interval, h...