plasmakinins

plas·ma·ki·nins

(plaz'mă-kī'ninz),
A group of highly active oligopeptides found in serum that act on smooth muscle of blood vessels, uterus, bronchi, and others, for example, bradykinin, kallidin.

plas·ma·ki·nins

(plaz'mă-kīn'inz)
A group of highly active oligopeptides found in sera that act on smooth muscle of blood vessels, uterus, and bronchi (e.g., bradykinin, kallidin).