Endocrine Abstracts

Introduction: The hypothalamic-pituitary-gonadal (HPG) axis is regulated by pulsatile GnRH secretion and its action on the anterior pituitary, leading to the synthesis and secretion of LH and FSH. KNDy neurons, expressing kisspeptin, neurokinin B and dynorphin A, are the GnRH/lH pulse generator and are key regulators of puberty and fertility. The HPG axis is active during prenatal and early postnatal life in humans and rodents, but then remains quiescent until puberty in both ...