pharmacologic mediators of anaphylaxis

phar·ma·co·log·ic me·di·a·tors of an·a·phy·lax·is

substances released from mast (and other) cells by the reaction of antigen and specific homocytotropic antibody on their surfaces; they include histamine, leukotrienes, bradykinin, and (in some species of animals) serotonin.
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