National Geographic News, Reporting Your World Daily

Monday, November 23, 2009

Photo: Tumors Shrunk by Engineered Immune Cells, Scientists Say


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Human melanoma—a fatal type of skin cancer—is seen here magnified 130 times with a scanning electron microscope. Scientists have successfully shrunk tumors in melanoma sufferers by introducing normal immune cells engineered to recognize and destroy cancer cells, according to new research.

Image courtesy Dr. Timothy Triche, National Cancer Institute