ALFRED PASIEKA / SCIENCE PHOTO LIBRARY ALFRED PASIEKA / SCIENCE PHOTO LIBRARY
Fluorouracil (5-FU, FU) cancer chemotherapy drug. Polarised light micrograph of the substance. Fluorouracil (5-FU) is a medication used to treat cancer. By injection into a vein or an implanted port it is used for colon cancer, oesophageal cancer, stomach cancer, pancreatic cancer, breast cancer, and cervical cancer. Horizontal object size of this image section: 0.6 mm.
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