icosanoid leukotriene Any icosanoid from that family of C20 polyunsaturated fatty acids and their derivatives generated by leukocytes from arachidonic acid, each member having four double bonds of which three are conjugated. CHEBI:25029 LIPID_MAPS_class:LMFA0302 Leukotrien Leukotriene PMID:10922142 PMID:15794321 PMID:3001504 PMID:6129158 PMID:6293196 PMID:6311078 PMID:8842590 PMID:9526099 PMID:9561094 chebi_ontology leucotriene leucotrienes leukotriene leukotrienes leukotrienes