CXCL8 and cystic fibrosis: Recently, we established that 4,6,4′-trimethylangelicin (TMA) is a strong inhibitor of the expression of the IL-8 gene in bronchial epithelial cells in which the inflammatory response has been challenged with P. aeruginosa [12], the most common bacterium found in the airways of patients affected by cystic fibrosis (CF).