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Contact: Richard Lewis
Brown University

Magnetic Tweezers

Caption: In this illustration, a DNA strand is leashed to a magnetized, iron-oxide bead, with a magnet hovering over it. As the bead moves toward the magnet, the DNA strand passes through nano-sized opening slowly enough that its base pairs can be read.

Credit: Hongbo Peng/IBM Research

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Related news release: Brown researchers create novel technique to sequence human genome

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