Uberon definition : The pituitary gland is an endocrine gland that secretes hormones that regulate many
other glands [GO]. An endocrine gland located ventral to the diencephalon and derived
from mixed neuroectodermal and non neuroectodermal origin [ZFIN].;
Uberon synonym : pituitary body; pituitary;
Uberon related term : hypophysis cerebri; hypophysis;
Uberon broad term : Hp;
Uberon Homology note : It (the hypophysis) develops embryonically in all vertebrates from two ectodermal
evaginations that meet and unite. (...) A well-developed hypophyseal system with functional
connections to the hypothalamus is unique to craniates.[well established][VHOG];
Uberon Taxon note : The lamprey possesses a distinct pituitary organ and hormones, the ascidian does not
show distinct evidence of them [Sower S, Freamat M, Kavanaugh S. The origins of the
vertebrate hypothalamic-pituitary-gonadal (HPG) and hypothalamic-pituitary-thyroid
(HPT) endocrine systems: new insights from lampreys. Gen Comp Endocrinol 2009;161:20-9];
The pituitary gland is an endocrine gland that secretes hormones that regulate many
other glands [GO]. An endocrine gland located ventral to the diencephalon and derived
from mixed neuroectodermal and non neuroectodermal origin [ZFIN].