kinin

kinin definition - medical

ki·nin (kīˈnĭn)

noun
Any of various polypeptides, such as bradykinin, that act locally to induce vasodilation and contraction of smooth muscle.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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