Purity >98% by HPLC. Proinflammatory agent derived from the 5-lipoxygenase pathway of arachidonic acid metabolism. Binds to BLT1 and BLT2 receptors. Stimulates c-Fos and c-Jun proto-oncogene transcription in human monocytes. Stimulates chemotaxis, aggregation and degranulation of polymorphonuclear leukocytes. Also displays antiviral activity towards DNA viruses and retroviruses.