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Fluorescent Biosensor Is Sensitive, Fast

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Dr. James P. Smith

By using polymers as fluorescent sensors, a new device has demonstrated detection sensitivity potentially a million times greater than conventional single-molecule-based fluorescence detection. The portable sensor has the potential to detect a variety of pathogens or biological markers almost instantly, making it possible to detect specific drugs or diagnose diseases quickly and easily in homes or clinics. Researchers at Los Alamos National Laboratory and the University of California at Los Angeles described their instrument in the Oct. 26, 1999, issue of the Proceedings of the National...Read full article

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