leukotriene


leu·ko·tri·ene

noun \ˌlü-kō-ˈtrī-ˌēn\

Definition of LEUKOTRIENE

:  any of a group of eicosanoids that participate in allergic responses (as bronchial constriction)

First Known Use of LEUKOTRIENE

1979

leu·ko·tri·ene

noun \ˌlü-kə-ˈtrī-ˌēn\   (Medical Dictionary)

Medical Definition of LEUKOTRIENE

: any of a group of eicosanoids that are generated in basophils, mast cells, macrophages, and human lung tissue by lipoxygenase-catalyzed oxygenation especially of arachidonic acid and that participate in allergic responses (as bronchoconstriction in asthma)—see slow-reacting substance of anaphylaxis

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