DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
Editorial use only.
Fluorouracil (fluoroplex) chemotherapy drug used to treat colorectal and pancreatic cancer. This thymidylate synthase inhibitor is a cytotoxic drug because it interferes with the DNA (deoxyribonucleic acid) genetic material in cancer cells, causing cell death.
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