Biologically Active Substance
angiotensin Audio
an·gi·o·ten·sin [ an-jee-oh-ten-sin ]
Subclass of:
peptide hormone; Oligopeptides; Neuropeptides; Autacoids
Definitions related to angiotensins:
  • A protein that raises blood pressure by narrowing blood vessels and causing the kidneys to store more sodium and water.
    Harvard Dictionary of Health Terms
    Harvard Medical Publishing, 2011
  • Angiotensin I, an inactive decapeptide, is cleaved by angiotensin converting enzyme to form the octapeptide angiotensin II, a powerful vasopressor, which is then cleaved to the heptapeptide angiotensin III, an aldosterone stimulant.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • Oligopeptides which are important in the regulation of blood pressure (VASOCONSTRICTION) and fluid homeostasis via the RENIN-ANGIOTENSIN SYSTEM. These include angiotensins derived naturally from precursor ANGIOTENSINOGEN, and those synthesized.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
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