Medical Dictionary

angiotensin II

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noun \ -ˈtü \

medical Definition of angiotensin II

:a protein with vasoconstrictive activity that increases blood pressure, stimulates the release of aldosterone, is composed of a chain of eight amino acid residues, and is the physiologically active form of angiotensin
  • Angiotensin II can cause vasoconstriction, aldosterone biosynthesis, prostaglandin formation or angiogenesis.
  • —Nicola Glorioso et al.Science26 Sept. l986
  • Captopril, the first approved member of this new class of antihypertensive agents, acts by inhibiting the conversion of angiotensin I to angiotensin II.
  • Scientific American MedicineSeptember 1982

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