News FocusAMERICAN CHEMICAL SOCIETY MEETING

Tiny Transistors Scout for Cancer

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Science  11 Apr 2003:
Vol. 300, Issue 5617, pp. 242-243
DOI: 10.1126/science.300.5617.242b

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Summary

New devices based on nanoscale transistors can do something microchips can't touch: diagnose cancer. One of the sensors proved 100 times as sensitive as commercial tests for prostate-specific antigen, an indicator of prostate cancer.