Labels:text | screenshot | font | black | black and white OCR: These discoveries validated the hypothe , that proposed by Harris over four decades ag othalamuschemical substances carried from the hy to the anterior pituitary by way of the by which hypophysial-portal vessels are the mean the brain controls pituitary function. in be used These substances, and their analogues, c e secretion to stimulate or inhibit pituitary hormon purposes. selectively for diagnostic and therapeuti See later: · Regulation of Hypothalamic Neurone See also: · Neurosecretion