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Biological Nanocomputers Monitor Cells

Scientists report that they have developed a tiny molecular computer that has the potential to monitor individual cells and release drugs if signs of illness or cancer arise. The innovation, reported in Nature this week, is still being studied, but researchers say it could revolutionize therapy methods. NPR's Richard Harris reports.

Copyright 2004 NPR

Award-winning journalist Richard Harris has reported on a wide range of topics in science, medicine and the environment since he joined NPR in 1986. In early 2014, his focus shifted from an emphasis on climate change and the environment to biomedical research.