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cruentaren

n. A macrolide secreted by the myxobacterium ''Byssovorax cruenta''.

Wikipedia
Cruentaren

Cruentaren is a macrolide secreted by the myxobacteria ''Byssovorax cruenta ''.

Two isomers (A and B) have been isolated with a molecular formula of C33H51 NO8 and molecular weight 589. Cruentaren A strongly inhibits the growth of yeasts and filamentous fungi, and inhibits the proliferation of different cancer cell lines including a multidrug-resistant KB line. Cruentaren B shows only marginal cytotoxicity and no antifungal activity.