Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A biologically active polypeptide, consisting of nine amino acids, that forms from a blood plasma globulin and mediates the inflammatory response, increases vasodilation, and causes contraction of smooth muscle.

from the GNU version of the Collaborative International Dictionary of English.

  • noun a hypotensive tissue hormone (C50H73N15O11) which acts on smooth muscle, dilates peripheral vessels and increases capillary permeability. It is formed locally in injured tissue and is believed to play a role in the inflammatory process. It is a nonapeptide with the sequence: Arg-Pro-Pro-Gly-Phe-Ser-Pro-Phe-Arg.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun biochemistry One of the kinins, a nonapeptide that reduces blood pressure by dilating blood vessels.

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[brady– + Greek kīnein, to move; see keiə- in Indo-European roots + –in.]

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Examples

  • One key chemical, called bradykinin, stimulates the nasal membranes to make runny, watery mucus and activates nerve endings in the throat, making it feel scratchy and sore.

    There Are No Simple Answers to Beating the Common Cold 2009

  • Upon the inflation of the alveoli, the lungs release a substance called bradykinin, which causes contraction in smooth muscle and is thought to be partially responsible for contraction of the ductus arteriosus.

    CreationWiki - Recent changes [en] 2010

  • Upon the inflation of the alveoli, the lungs release a substance called bradykinin, which causes contraction in smooth muscle and is thought to be partially responsible for contraction of the ductus arteriosus.

    CreationWiki - Recent changes [en] 2010

  • Upon the inflation of the alveoli, the lungs release a substance called bradykinin, which causes contraction in smooth muscle and is thought to be partially responsible for contraction of the ductus arteriosus.

    CreationWiki - Recent changes [en] 2010

  • Prostaglandins 1) contribute to inflammation and 2) combine with something called bradykinin to become a potent "pain signal" for your nerve endings.

    being a bad patient WENDEE HOLTCAMP 2008

  • American and exercising good guaifenesin the only bradykinin.

    Rudy: Iraq Is "In The Hands Of Other People" 2009

  • Genetics can defendants gained each year strattera patients have streptoniazid bradykinin.

    Rudy: Iraq Is "In The Hands Of Other People" 2009

  • R. patterns and bioassay of bradykinin triacetate BKTA succussions and dilution.

    The Best Alternative Medicine Dr. Kenneth R. Pelletier 2000

  • R. patterns and bioassay of bradykinin triacetate BKTA succussions and dilution.

    The Best Alternative Medicine Dr. Kenneth R. Pelletier 2000

  • The kalh'din-like substance produced by the venom was therefore named bradykinin (brad'ih-ky'nin; "slow-moving" G).

    The Human Brain Asimov, Isaac 1963

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