|  | 
         
          | Description: 
             Stacks of DNA strands form 
            microscopic sheets to produce bar code-like patterns that reveal data 
            encoded in an initial strand of DNA. |   
          | Source: 
             Duke University |   
          | Story:  DNA 
            makes nano barcode TRN July 2/9, 2003
 |   
          | TRN Categories: 
             Biological, Chemical, DNA 
            and Molecular Computing; Biotechnology; Nanotechnology |   
          | Form: 
             Still |  |