Description:  This diagram depicts vertical carbon nanotubes embedded in a silicon chip. DNA molecules attached to the ends of the nanotubes detect specific types of DNA or other substances.
Source:  NASA
Story:  Chip senses trace DNA
TRN July 30/August 6, 2003
TRN Categories:  Biotechnology; Microfluidics and BioMEMS; Nanotechnology
Form:  Still

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