thumb|right|Leukotriene A4|LTA4 Note the four double bonds, three of them conjugated. This is a common property of A4, B4, C4, D4, and E4. right|thumb|Leukotriene B4|LTB4 thumb|right|Leukotriene C4|LTC4 is a cysteinyl leukotriene, as are D4 and E4. thumb|right|Leukotriene D4|LTD4 thumb|right|Leukotriene E4|LTE4
via PubMed
thumb|right|Leukotriene A4|LTA4 Note the four double bonds, three of them conjugated. This is a common property of A4, B4, C4, D4, and E4. right|thumb|Leukotriene B4|LTB4 thumb|right|Leukotriene C4|LTC4 is a cysteinyl leukotriene, as are D4 and E4. thumb|right|Leukotriene D4|LTD4 thumb|right|Leukotriene E4|LTE4
Leukotrienes are a family of eicosanoid inflammatory mediators produced in leukocytes by the oxidation of arachidonic acid (AA) and the essential fatty acid eicosapentaenoic acid (EPA) by the enzyme arachidonate 5-lipoxygenase.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).