vasopressinn.
/ˌveɪzə(ʊ)ˈprɛsɪn/, U.S. /ˌveɪzoʊˈprɛs(ə)n/ Physiology.
A polypeptide hormone present in the neurohypophysis of mammals which controls the retention of water in the kidneys and when given in large quantities raises the blood pressure by vasoconstriction.
ΚΠ
1928 Jrnl. Amer. Chem. Soc. 50 575 α-Hypophamine is being supplied under the trade name of Oxytocin..and β-Hypophamine under the trade name Vasopressin... They were first supplied for clinical use in August, 1927.
1951 A. Grollman Pharmacol. & Therapeutics xxvi. 553 Vasopressin is also used in the form of a tannate... A single injection of this preparation every 24 to 48 hours may adequately control the polyuria and polydipsia of patients with diabetes insipidus.
1965 J. Lee & F. Knowles Animal Hormones ii. 29 The basic action of one of the two hormones, vasopressin or an analogous substance, is apparently the same in all terrestrial vertebrates, namely the maintenance of the osmotic tension of the extracellular fluid, and indirectly that of the intracellular fluid.
1976 J. R. Smythies & L. Corbett Psychiatry Students of Med. vii. 115 After surgery vasopressin secretion induced by stress makes it impossible to dilute urine.
1981 Sci. Amer. Oct. 114/1 Vasopressin, a peptide hormone, turns out to be also a neurotransmitter: nerve cells in the hypothalamus, a part of the brain, rely on vasopressin to signal other nerve cells in the brain.
This entry has not yet been fully updated (first published 1986; most recently modified version published online December 2021).
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n.1928