IKD-8344

IKD-8344 is a macrocyclic dilactone originally isolated from an actinomycete species and has diverse biological activities, including anticancer, antimicrobial, and anthelmintic properties. It is cytotoxic to L5178Y murine leukemia cells (IC50=0.54 ng/ml).1 IKD-8344 inhibits growth of the mycelial form of C. albicans (MIC=6.25 μg/mL) and potentiates the activity of polymyxin B against the multidr_ug-resistant pathogenic bacterium B. cenocepacia.