Releasing-factor
noun, Biochemistry.
1.
a substance usually of hypothalamic origin that triggers the release of a particular hormone from an endocrine gland.
releasing factor re·leas·ing factor (rĭ-le’sĭng)
n.
Abbr. RF
A substance of hypothalamic origin capable of accelerating the secretion of a given hormone by the anterior lobe of pituitary gland. Also called releasing hormone.
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