https://ar.iiarjournals.org/content/25/6B/4325.short Synergistic Cytotoxicity of Artemisinin and Sodium Butyrate on Human Cancer Cells Background: Butyric acid is a short chain fatty acid produced by large bowel bacterial flora. It serves as an anti-inflammatory agent and nutrient for normal colon cells. Butyric acid has also been shown to induce apoptosis in colon and many other cancer c ar.iia..