Fighting cancer is a battle that milions of people have had to, or are currently, waging. When surgeons are unable to remove cancerous tumors, radiation treatment (radiotherapy) is used to destroy the tumors. However, many times, radiation treatments fail to destroy the entirety of the tumor, leaving cancerous cells in the body. Researchers at the Ichan School of Medicine at Mt. Sinai in New York have discovered why radiotherapy is not always successful.
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