Canadian Medical Guide > Chemicals and Drugs > Immunologic and Biological Factors > Biological Factors > Chemotactic Factors > Chemotactic Factors, Eosinophil Terms and Definitions

Chemotactic Factors, Eosinophil

Medical Definition:	Cytotaxins liberated from normal or invading cells that specifically attract eosinophils; they may be complement fragments, lymphokines, neutrophil products, histamine or other; the best known is the tetrapeptide ECF-A, released mainly by mast cells.
Guide Notes:	chemotactic substances attracting eosinophils, not liberated by eosinophils; /biosyn /physiol permitted; DF: ECF A
Previously Indexed:	Chemotaxis (1966-1979),Chemotaxis, Leukocyte (1977-1979),Eosinophils (1966-1979)

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