![](https://webarchive.library.unt.edu/eot2008/20090509063542im_/http://www.nsf.gov/images/x.gif) News From the Field DNA Gets New Twist: Scientists Develop Unique DNA "Nanotags"
![](https://webarchive.library.unt.edu/eot2008/20090509063542im_/http://www.nsf.gov/images/greenlineshort.jpg)
January 26, 2007
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Scientists have married bright dye molecules with DNA structures to make nanosized fluorescent labels that hold considerable promise for studying fundamental chemical and biochemical reactions in single molecules or cells. The work could improve the sensitivity of fluorescence-based imaging and medical diagnostics.
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Source Carnegie Mellon University
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