Leukotriene B4

**Definition:** The major metabolite in neutrophil polymorphonuclear leukocytes. It stimulates polymorphonuclear cell function (degranulation, formation of oxygen-centered free radicals, arachidonic acid release, and metabolism). (From Dictionary of Prostaglandins and Related Compounds, 1990)

**Tree numbers:** - D10.251.355.255.100.450.411 - D10.251.355.310.166.887.411 - D23.469.050.175.450.415

**Synonyms:** - Leukotriene B-4 - LTB4