Hormone secreted by hypothalamus that either excites or inhibits release of anterior pituitary hormones. Under negative-feedback control.

a substance produced by the hypothalamus that is capable of accelerating the secretion of a given hormone by the anterior pituitary gland

any of several hormones produced in the hypothalamus and carried by a vein to the anterior pituitary gland where they stimulate the release of anterior pituitary hormones; each releasing hormone causes the anterior pituitary to secrete a specific hormone

A hormone produced by the hypothalamus that influences another gland. 666

One of several hypothalamic hormones that stimulates the secretion of anterior pituitary hormone.

A hormone produced by neurosecretory cells in the hypothalamus of the vertebrate brain that stimulates or inhibits the secretion of hormones by the anterior pituitary.

A releasing hormone or releasing factor is a hormone whose main purpose is to control the release of another hormone.