Contact: Joe Caspermeyer
Arizona State University
Caption: Using 10-nm-size gold nanoparticles, the DNA nanotubes form a split branch structure, with both the spiral tube splitting into two smaller stacked rings.
Credit: The Biodesign Institute at Arizona State University
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Related news release: The gold standard: Biodesign Institute researchers use nanoparticles to make 3-D DNA nanotubes