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- A substance that is being studied for its ability to make cancer cells respond better to chemotherapy drugs to which they have become resistant. It is a type of quinolone antibiotic.
National Cancer Institute - Cite This Source - This Definition
- drug resistance, LY335979, NB1011, refractory cancer, resistant cancer, tariquidar, VX-710, VX 853, XR9576, zosuquidar trihydrochloride