Cysteinylleukotrienerne (LTC4, LTD4 LTE4) er potente, inflammatoriske eicosanoider, der frigøres fra diverse celler, blandt andet mastceller og eosinofiler.
The cysteinyl leukotrienes (LTC4, LTD4, LTE4) are potent inflammatory eicosanoids released from various cells including mast cells and eosinophils.