vinca alkaloids

Definition of vinca alkaloid

vinca alkaloid

(VIN-kuh AL-kuh-LOYD)
A type of drug that blocks cell growth by stopping mitosis (cell division). Vinca alkaloids interfere with microtubules (cellular structures that help move chromosomes during mitosis). They are used to treat cancer. A vinca alkaloid is a type of mitotic inhibitor and a type of antimicrotubule agent.

Source: NCI Dictionary of Cancer Terms